Ripping from Vinyl, Simplified
An anonymous reader writes "In a short article at linmagau.org
John Murray brings Gramofile to our attention, just the thing to help you bring all those LPs in the cupboard into your MP3 collection. One more example of the analog hole in action, I guess ;)" It may not be CEDAR, but it sounds like a lot of utility for a 76kB program.
Just remember - a new record will sound far, far better then a CD.
Records only get crappy after much use. If they could make them out of a more robust material, I'd be first in line to buy.
I'm not Seth.
to scan it?
I code, therefore I am.
I personnally enjoyed the way this guy rips vinyls: by scanning them !
Trolling using another account since 2005.
just the thing to help you bring all those LPs in the cupboard
Did I somehow miss something when I was growing up? Other than the occasional "Loose Plate", or "Little Platter" I've never seen any kind of LP in someone's cupboards.
(And I check... I'm weird like that.)
Not really hip on this whole LP scene, I guess. Can someone shed some light on this?
krystal_blade
It will be easy to motivate our fellow man; there is hardly anything people treasure more than not being annihilated.
Most people know how to connect line out to line in - but there are other issues. RIAA filtering (No, it's not evil - google it), wow and flutter filtering, among others.
You can't just hook line out to line in and expect a decent result. You need some decent software as well. this guy makes a living doing decent conversions. If it was truly as easy as you say, he'd be out of business.
I'm not Seth.
I can get the Ethel Merman Disco Album and the Beatle Barkers Album
Where am I going and why am I in this handbasket?
Some of us actually know what gramofile does.
... sorry, but what is a 'LP'? and what is venyl?
I don't want to sound picky, but I REALLY think we need a new name to replace "analog hole". Something about it just doesn't sound right.
Slashdot gets worse every day... Pipedot: News for nerds, without the corporate slant
Is that some kind of exploit people use when you bend over?
A real "breech" of security, eh?
Nothing quite like being caught with your pants down...
I got it... That's where the whole "Ripping" comes from... Although the "vinyl" thing might be a bit too kinky... not to mention sweaty...
krystal_blade
It will be easy to motivate our fellow man; there is hardly anything people treasure more than not being annihilated.
> bring all those LPs in the cupboard into your MP3 collection
So the most difficult part will be to convert all those MP3 to Ogg after ripping
if you want better quality when you are recording vinyl, a high end pro turntable such as Numark ttx1, (http://www.ttx1.com/) stanton str8-150 (http://www.stantonmagnetics.com/alpha44/tt_str8-1 50.asp)
does onboard digital, so you can get digital straight out into your computer.
better than your onboard soundcard.
(although you need a digital in....)
-----im billy troll----- im better than you at everything you do.
was the results of the poll linked from the left hand side of the page. These indicate that the vast majority of people want either Hard copy of music only, or freebies only - indicating very little interest in Pay-per-Play and other forms of chargeable online music.
The results of the poll can be found here
An infinite number of monkeys will eventually come up with the complete works of
> though it's interesting to note that even now
> some indie bands (notably the White Stripes with
> their recent Elephant album) are still releasing
> stuff on vinyl.
This sentence strikes me as slightly weird: why would I buy the latest White Stripes on vinyl if I was intending to convert it into mp3? Maybe because of the artwork? *shrugs*
Cool record btw, although De Stijl remains their best.
Being well balanced is overrated. -- John Carmack
Have you not heard? OSX runs on open source. So HAH.
Speaking at Defcon 12 - Credit Card Networks Revisted: Pen
Correct me if I'm wrong, but it's NOT as simple as line-out to line-in. Phonograph signal levels are notably lower than "standard" line-levels, such as CD, and require a pre-amp of some sort.
"I feel that if a person can't communicate, the very least he can do is to shut up." -- Tom Lehrer
I have about 120 of those things in my cupboard. Hell I even have the turntables to put them on. Guess being a dj does have some advantage.
"Please proceed to grab your ankles. The anal injection process with proceed in 5, 4, 3, 2, 1...... WHOS YOUR DADDY!!!
Duh.. The other way around would be a much cooler hack, because it would be even more useless: software to convert an mp3 into a huge PNG of a well worn record, that plays just fine when fed back into this guys software.
Being well balanced is overrated. -- John Carmack
A similar, but non-linux solution is to use the extremely useful Griffon Technology iMic (USB audio) and their software, Final Vinyl on MacOS X (not everyone runs x86 hardware).
F.V. allows you to rip to wav or aiff and allows you to split tracks based on cue marks. It includes built in RIAA filtering and auto or manual gain and equalisation.
You just plug the iMic into you USB port on your Mac, plug the turntable directly into the iMic's input socket (well, ok, with an RCA to 3.5mm plug adapter), setup your preferred gain in F.V. and off you go.
David de Groot Snr Systems Engineer
This could actually be the program that gets me to dig out the hundred plus albums and my old turn-table from storage and start to work. Now I either need a really long patch cord or I'll have to find one of those old Radio-Shack pre-amps that allows you to hook up a turn-table to a standard Line-In plug. The impendance is not the same on a decent turn-table as it is on other things that you plug into stereos (like CD players, tape decks, etc.) and if I remember correctly you can barely hear the music without one. Hell, I'm not even sure that my current pre-amp (my system has seperate components: pre-amp, tuner, and three power amps for the front, center, and rear speakers) in the other room (yes I'm too lazy to get up and check right now) has a Phono connection. I know finding one of the old pre-amps from Radio Shack is probably out of the question - does anyone else remember the little black boxes with RCA in and RCA out jacks, a screw terminal for the ground wire that also comes out of turn-tables and a power cord? They didn't even have any knobs or switches!!! If I can't find my old one and my current system doesn't have a Phono in then I'll have to find an old stereo at Goodwill to plug the turn-table into. If my component pre-amp does then how much sound quality will I lose with a 30 foot patch cord? I've never plugged my computer and stereo together. How many other Slashdotters are going to have to figure out some creative wiring to make this work? For that matter how many other Slashdotters still have vinyl? I wonder if this trip down memory lane will induce any flashbacks! ;-)
Restore America: Dr. Ron Paul for President!
A good quality 70's or 80's vintage receiver will do the trick taking care of the low level and RIAA equalization. Most have a magnetic cartridge phono input and will provide line out to the record jacks for the tape deck. If you have the turntable, you also have the receiver don't you?
Unless you need to do lots of scratch and pop filtering, CDex is a great program for ripping both CD's and Vinyl. Under tools, use Record. It works great.
The truth shall set you free!
but what do i know, i'm just a model.
I did this last November using a trial edition of Sound Forge and their lp restoral plug in.
It took a few hours' worth of fiddling (even with the plug in), but I finally constructed a digitized version of a recording made in the late 40's and it sounded excellent, save for the last disk which had an off center hole. It had varying pitch, which I was still able to tone down a bit.
The rest of the lps in the collection were in very good condition, but still had poor sound attributed to its 50+ year age.
I am unfamiliar with the results that the professionals produce, but even a simple trial version of Sound Forge can work wonders on old LP's for merely the cost of electricity and a blank cd.
Well he sure as hell doesn't make a living from Web Design, that site is just plain aweful.
David de Groot Snr Systems Engineer
Be sure to give your vinyl a good cleaning, that often helps tremendously. I just use warm soapy water and a new, clean toothbrush, and try not to get the label wet. Esp the ones you pick up at the Salvation Army store usually need crap cleaned out of the grooves.
try { do() || do_not(); } catch (JediException err) { yoda(err); }
At least my vinyl will be playable in 100 years, can we say the same about harddrives and compact discs ?
personally when i buy music it will always be on vinyl, i get a fairly robust product,no DRM, great artwork and will last with good care forever
(having already 20,000 from 20years of dj'ing might sway my opinion somewhat
Ya know I don't know of the details my self, but in short you are correct. For those of us with vintage amplifiers, we have phono jacks in order to amplify the input we get from the magnetic turntable cartrage. I would *think* phono level output is similar to microphone in some aspect, but would need to research the issue.
{side note, i've heard reference to 1v line level, and reference to the empeg using either 1v for stereo output, and 4v for quad output, but really don't have any clue}
There are exceptions to this rule, many turntables made now a days offer line level output by default, bassicly assuming that your recently purchaced amp doesn't have phono level inputs, which is a safe bet. Audio technica is among one company who produdes such an animal.
As far as getting a good phono preamp, well I don't know what's good to be honest. I'm just using mine on my "made in the 80's when quality started to decline" amp.
In theory radioshack (I refer to them only cause they did support vinyl till like last year or so) offered a serviceable pre-amp for like the $20 range to give you some idea about the entry level costs if you have an existing traditional turn table.
There is no sanctuary. There is no sanctuary. SHUT UP! There is no shut up. There is no shut up.
RIAA filtering? Thats what a phono-stage is for! You use the line signal from that, not from the 'table itself!
but what do i know, i'm just a model.
Last fall, I used "Gnome Wave Cleaner to clean up the sound from a bunch of LP's that I had recorded. I was quite happy with the results.
Oh, no! You have walked into the slavering fangs of a lurking grue!
This is good. And as you can see, it's no $20 pre-amp.
That link for GWC should be here.
Oh, no! You have walked into the slavering fangs of a lurking grue!
I DJ on both vinyl and CD, but prefer spinning CDs. The problem is that all the "good tracks" can still only be purchased on vinyl.
After reading the Tom's Hardware guide on the TerraTec DMX 6 Fire I knew that would be the next sound card to purchase. It has a phono-in as two RCA jacks, and comes with decent* software to clean up scratchy vinyl (*- Yet doesn't clean up RIAA filter artifacts. See below.)
Ripping vinyl is not intuitive though. I made a few rips via Sound Forge and wondered why all my bass wasn't coming through. The card had on-board RIAA filtering, which caused other problems. The solution: Download the RIAA Direct-X plug-in and run the filter on the WAV after it has been captured.
The RIAA filter itself works most of the time, but about one in every 6 records I rip, the filter creates very loud, 1 to 2 sample, "popping" artifacts, that need to be manually removed. I don't know if it's the filter itself or the implementation...either way I just wish it wasn't it didn't have that effect.
Once that is done, normalize to a good level and you're done. The process takes about 20-45 minutes per record. It's a pain, but spinning the end result on CDJ-1000 makes it all worth it.
--
Duh.. The other way around would be a much cooler hack, because it would be even more useless: software to convert an mp3 into a huge PNG of a well worn record, that plays just fine when fed back into this guys software.
Yeah, that sounds like a cool project for the first few days of the summer! Thanks for giving me the idea!
I would like to check out the page, but the Slashdot effect was faster. I actually went back to buying records instead of CDs a while ago. With all the copy protection schemes on new CDs I have to rip them via line in anyway. With a record it's basically the same amount of work, but I don't support copy protected discs this way.
A nice side effect is that buying music became fun again. Browsing records and then putting them on the store's listening turntable is somehow a nicer experience than pressing a couple of buttons on a CD player. I now have a couple of albums that I didn't buy because of copy protection and couldn't be happier. Of course CDs are easier to handle, and there is none of the static and other little noises you can get with a record. But for me music never was about the highest possible sound quality.
Hank! White!
Brothers in Arms WAS digitally mastered. Wasn't that it's original claim to fame? (Aside from being a great album) It was the first to go all digital from recording to CD...
Or am I out to lunch?
There's lots of (quality) music released today that's released only on vinyl. DIY punk/noise, techno, electro and house, to name a few.
Personally (as a wannabe-DJ) I buy vinyl instead of CD (as a form of protest?), and preferably from small labels. And I've got a collection really old 7" artifacts and oddities. It's a big plus to get the tracks in mp3 (or ogg), for archival and sharing purposes (which I almost consider the same). After all, one day, you might not find a working turntable anymore...
Yes, I believe it's okay to share stuff that's limited to 500 pressings, sold out and almost impossible to find. There are actually labels that release their music on vinyl and free mp3 download.
The point of this post? Not really any, just wanted to let you know what this software might be used for.
-- ac at home
I don't understand your concept of ripping directly to PC. All my music I rip using a kareoke machine, 10 friends and a microphone and Windows recorder. The quality just never comes out the same as the original.
Wow.Your idea is phenomenal!
"I used to have that really cool,funny sig
Are there any alternatives for linux that help you digitize the LP, adapt the gain, split into individual tracks and keep some order? And while I am asking - are there any linux MP3 players that let you adjust speed and pitch?
I've used gramofile quite a bit but find it a bit clunky.
What I want is to be able to chop half an album into separate mp3s with correct id3 tags with the minimum of hassle. My concern is with convenience; if I want to listen to my vynl recordings at the highest quality, I'll play the record and sit in exactly the right place relative to the speakers, but I want to listen to them on the train, I need them in mp3 format on my iPod. So I'm interested in a pleasant UI round something that chops up tracks.
My ideal program would let you record an album-side, specify how many tracks there should be, check the gaps it guesses at are the right ones and tries to find other gaps when you reject the ones it finds. Ideally it would then let you fill in the id3 stuff. Gramofile is almost there, but not quite.
I bought one of those Radio Shack pre-amps a couple of years ago. It was about $40 Canadian, I think. I little expensive for what it is, but ohwell.... I *had* to have my turntable hooked up, and I didn't want to spend hundreds on one of the fancy pre-amps either.
Oh...the Radio Shack pre-amps now use a 9V battery, which is somewhat annoying if you forget to turn it off after using it. Battery drainage...
Cheers,
Vic
People will pay for what sounds the most comfortable to their ears.
People all have a certain type of music that sounds the best to their ears and is the most comfortable to listen to... likewise, people have a certain type of audio gear that is most comfortable.
For me, I prefer using my analog vacuum tube amp (an Antique Sound Labs MG-SI15DT with Svetlana KT88 power tubes and Electro-Harmonix 12AX7 preamp tubes... if you're interested). It sounds much different than my Sony receiver... anyone can tell there is a difference. However, whether or not it is better is a completely personal matter. To me it is better. Different tubes even will accentuate different parts of the music. Different speakers will produce different ranges differently.
As far as media goes... I'm fine playing back CDs and MP3s... I do have records (some are brand new), and they're fine and good... but to me the main benefit of records is just how enjoyable it is to take it out of the sleeve and gently place it down on the turntable... place the needle on the track you want... and watch it spin.
I bought the Terapin MCR-TX3300 MP3 recorder that (in one step) takes the entire vinyl album and converts it to MP3s directly to CD. It's the only deck I could find out there that goes from analogue to MP3 on to CD in on step. You can fit 12 hours of MP3s on a single CD. I didn't take long to convert my 100 or so albums to about 10 CDs. Check it out ... http://www.terapintech.com/fea_mcr.html
Word.
This is great news. Now we just need to get people with older record collections to rip them to MP3 so we can properly archive music before it's lost forever.
Just think of all the music produced in the 20's, 30's and 40's that was never remastered and released on CD. Big Band Swing, Jazz, Blue Grass, tons of music that still has a copyright on it (thank you disney), but the copyright owner doesn't want to keep current in their catalog (too expensive). Get this music out on Kazaa, and introduce yourself to a generation of music that is slowly being lost.
I have used this Rip Vinyl with much success on audio tapes and it works pretty much the same with lp's. You can also use EZ-CD Creator's SoundStream to record from cassette or lp.
... Governments are instituted among Men, deriving their just Powers from the Consent of the Governed...
I'm terribly sorry for the posting above, I saw my comment had a new reply and thought it was the parent above, which really was a reply to another reply of an Anonymous Coward, which was below my threshold, so I thought ...
:-)
Anyway, what I really would've had to write was: "You could hardly be more right, you totally got my point."
Arrgh, I should change my settings so something like that can't happen.
but what do i know, i'm just a model.
As the husband of a techno DJ who owns literally hundreds of 12"s and who wishes I had most of them in MP3 format for my own pleasure, I have to say that a good noise reduction/filtering application is NOT what would make vinyl ripping "simplified."
The issue isn't what you do with it after it's been recorded, but the hassle/time expenditure of actually pulling out the record, cueing it up, ripping one side, flipping it and ripping the other side.
*THAT'S* where coming from 12" is a pain in the ass. Once it's on my HD, I can manipulate them through the scripting languages of various high-end sound editors en masse.
When you get a robot that can pull a record and physically rip it for me, give me a call.
Notice: the Emotional State Institute of America intends to file suit against the developers of Gramofone, and against Slashdot, and any owners and/or users of such software, for copyright infringement. It is piracy to copy Limbic Property without paying for it. Limbic Property is every bit as protected by law as Intellectual Property. LP is the core of the nation's dating, contraceptive, wedding, divorce, boxing, mediation, and law industries. Allowing unfettered copying of LP will result in chaos, loss of jobs, loneliness, depression, anger, and violence. LP thieves should be prosecuted to the fullest extent of the.... what? Not _that_ LP? Long-Playing? um.... never mind.
There simply ain't no comparison; the album was recorded on an old 8 track in his garage before the record company made him "clean it up a bit for release." Then, when they made the CD, they "cleaned it up" even more (this time without any input at all from Elvis). It ain't even a close race - vinyl wins start to finish. In comparison to the album, listening to the CD is like trying to view the mona lisa through a shower door.
Not saying it's ALWAYS best (hell, I don't even buy CDs anymore - most of my collecion is HBR MP3 with a few APEs thrown in) but sometimes there's no other avenue. I rotate what few LPs I have left as wall art; try finding impLOG's "Holland Tunnel Dive" (Ooooh, what a ride...) on CD. Or Tex and the Horseheads. Or...
I rip my thriftstore vinyl to MP3's for fun in just the matter you describe:
Garrard Turntable -> Kenwood KR-2090 (Flea Market, $15) -> SB Live Line-In -> Cooledit Pro -> RazorLame.
A basic noise-removal filter in Cooledit (highlight what should be silence, it'll remove that throughout), save as WAV.
It makes perfectly playable MP3s that sound better then most of the crap you find floating around on Kazaa which has been sampled off a Fisher Price tape recorder into a pair of dollar-store headphones doubling as an emergency microphone.
Viva la Vinyl!
In 1999, I wrote an article on how to do this and improve the quality (dynamic range and pop elimination). Its an old article but many albums actually sound better from the CD/MP3 than they do from the turntable.
http://www.banjo.com/Articles/CD-Vinyl.html
IIRC, in the 1970s, a guy set up a solid state amp, and put a filter with the same characteristic as the a tube in the line.
Double blind tests revealed audiophiles couldn't make the difference.
The system sold very poorly, until the guy had another idea : he put dummy tubes in the system. The system then sold much much better.
Offtopic, but can a native english speaker tell me why exactly semiconductor devices are also called "solid state" devices ?.
Forget the long chords and just buy an old amp. I'm using a system that my grandparents left that no one else wanted. It sits under the phono in my office next to a computer I use for sound stuff. It's nice to have a better amp and keep the heat out of my computers too. There are plenty of these types of amps in thrift stores and any system with a working amp has a working phono in.
DMCA, Hollings, Palladium. What might have sounded like paranoia is now common sense.
Fatal error: Call to undefined function: mysql_connect() in /home/misskim/public_html/linmagau.org/pnadodb/dri vers/adodb-mysql.inc.php on line 170
There are updated versions of gramofile with new and improved filters available here.
my own project, xmcd2make abuses the make program to automate gramofile and the mundane and redundant file naming and encoding tasks using xmcd files from freedb.org.
There is a HOWTO as well
The alternative to limited government is unlimited government.
Don't forget the golden record that was attached to the Voyager space probes. That puppy will be drifting through space for a long time. I don't know of any digital media that would last the millenia that the record would. Not that it would have anything at all to do with the current topic..
"He's lost in a 'floyd hole"
what an article... since it may get slashdotted, here's the whole text as I saw it...
/home/misskim/public_html/linmagau.org/pnadodb/dri vers/adodb-mysql.inc.php on line 170
Fatal error: Call to undefined function: mysql_connect() in
This space for rent, inquire within.
next post down? :p
;)
on b3ta they call it mindpiss
Now I have to go try that with a couple of my albums.
I wonder if he could see the music, or if he had something like a sharpened fingernail or perhaps a grain of sand on a fingertip. That might be an easier way to do that trick, but hopefully it wasn't just a trick.
I once cut a drinking straw off at an angle, and dropped the point into the groove of one of my records to play it at a very low volume (and Lo-Fi.)
Why is no-one producing no-contact turntables with semiconductor lasers? Is it just that vinyl is too small a market now?
Assembly is the reverse of disassembly.
I haven't been able to read the article due to slashdotting but I used gramofile over a year ago to rip some cassette audio, based on the info in James Tappin's article.
/
Ade_
Big Bubbles (no troubles) - what sucks, who sucks and you suck
This is a bit off the topic... but only a touch.
Basicly I was getting annoyed at some audiophile dj friends of mine. Ones who will quote stats and specifics yet not really give you a decent answer to the question, "does this sound good".
What I did was I was demonstrating turn table vs CD. I actually had a few things that were made most recently, like pearl jam for example. What I did was I played the CD, and when I told them I was playing the vinyl, I secretly replaced the sound they usually hear with literaly what I filtered out of an entirely diffrent album. I call the track crack pop fizzle and hum.
And sure enough... I was told that the second play, with the added snap pop crackle and 60 cycle hum was indeed had a warmer feel to it, and was the superior recording.
Needless to say after revieling to them that it was a wave file with just vinyl noise, otherwise it was the same thing.
While I appricate a good audio file who can put terms too annoying aspects of my sound setup that I can't place my finger on... I have little tolerance for idiots who are making a judgement based on feeling. I'll be the first to agree that a CD's clean sound may sound artifical to ears who were raised listening to vinyl. So the solution for this market is clear, create a turntable noise generator and those few vinyl psuddo-elitists will be happy.
This is not to say that there are not people out there who trully have an ear to pickup the diffrences between analog and something sampled 44.1kHz. But should you be bothered with such folk, do your own blind test and see what happens.
There is no sanctuary. There is no sanctuary. SHUT UP! There is no shut up. There is no shut up.
One reason CDs got a bad rap with audiophiles is that a lot of the early ones had too much jitter - the recording term for a digital clock that varies its interval a bit. This gives the resulting sound a flat quality. To this day, one of the biggest differences between low-end and high-end digital recording gear is the quality of the clock. Once the sound is digitized, it's all the same whether you use expensive gear or a desktop computer...but screw up the initial A-D conversion, and nothing can help you.
Audiophiles will give up a little reproduction quality for a more pleasing tone; the sweetest pure-triode rigs on the market yield about 6% total harmonic distortion (as opposed to <0.05% on the best solid-state amps).
But you can tear the Watt Puppies out of their cold, dead hands. Frequency response is everything; audiophiles like it even and wide.
Cretin - a powerful and flexible CD reencoder
This is nothing new and exciting... there have been apps like this for years now, at least on the Mac OS.
There are some filters included in the program. What should I do to learn how use them?
uh.....so what?
What if we made some MP3-LP's?
Would we get that nice sound also??
I want my karma, and I want it now!
Doesn't this make linmagau.org guilty of distribution of Gramophile, a DMCA-violating tool? After all, clicks and pops and scratches sound like copy protection to _me_ ....
With the recent economic/cultural decline in Symphonic music societies and the lack of good corporate and government support for our musical cultural heritage. Open Source software for this purpose is becoming all the more crucial.
Who will become the corporate owners of the rights to most of the Thomas Beacham, George Szell, Stravinsky, Bernstien, Glen Gould and similar great recordings? A monetary capital based nuthouse crap game will be what happens. Recent economic history is an indication to the nature of things in North American style corporate finance. Recording/entertainment giants like Sony are in dire financial straits and on very shakey ground.
To whom will they sell the digital rights to gain capital? Some Microsoft, or the likes, shake and bake instant billionaire? 'I certainly hope not', or have they already?
Can we trust them to preserve this important resource for our children, or is there anybody sane left with the means who cares?
Scary stuff and definately possible.
I can picture a day when obtaining a recording of this caliber will require a Palladium based computer and huge bank account! Fortunately I still own some well cared for LPs of these wonderful things. They are getting really hard to find in cd/music stores, or even order any more.
If you remember and are old enough, some of the great company labels of the 1950s-60s-70s were;
London-Angle, DGG Archive, Columbia, Philips, Telarc, etc etc.
I personally have never ripped or stolen by download then burned anything yet, or even ripped my LPs OR cds. I am now slowly becoming convinced that this might be the only solution for a sane and ethical classical music lover!
OH THE SHAME I fell off the wagon and use sigs again!
but not just because I'm a serious audiophile.
For one thing, there's a lot of great music out there that's only available on vinyl. For another, used records are inexpensive compared to CDs and often can be restored to like new condition using a good record cleaning machine - anyone with a decent size record collection should have one, IMO.
I listen to both CD and records, the former often as a matter of convenience, the latter when I want to hear more of the music such as when I'm doing serious listening. Any halfway decent turntable setup blows away a lot of digital gear, in my experience. Most other people I know with ultra high end audio systems (over $100k) see things the same way, but it doesn't take that kind of system to show the differences.
Laser Turn Table and a review
or Make CD sound like vinyl
Just remember - a new record will sound far, far better then a CD.
What utter, absolute, audiophile-elitist bull.
I've got a Linn turntable, arm, and cartridge (sold for about $1k when new). It's feeding a PS Audio phono preamp with switch-selectable input capacitance and impedence. That's a pretty decent vinyl playing setup and I can tell you that, even when listening to something like Mobile Fidelity Sound Lab recordings, that LPs sound significantly inferior to CDs.
LPs, even when played through the finest equipment, have distortion that's more than an order of magnitude worse than CDs. It can be measured and shown. You get overshoot both from the mastering and from the playback caused by the fact that the styli have mass. The turntable acts as a microphone, picking up vibration from the air and the floor, feeding it back through the cartridge as well as feeding vibration from its own motor back through (you probably call that "warmth"). The noise floor of vinyl is horrendous with "silent" lead-in grooves being anything but silent. The dynamic range of vinyl, due to the noise floor combined with physical limitations of phono cartridges, is extremely limited compared to CD.
If you prefer the sound of LP to CD, then it is because you find the distortion and noise of LPs appealing. Period.
It's very worthwhile investing in good hi-fi equipment if you listen on headphones, as many (if not most) audiophiles do.
You certainly can get a worthwhile improvement from spending moderately serious amounts on equipment, but you're right in a way--the place to spend the money isn't always obvious, and a lot of expensive kit is wank that's beaten handily by stuff a fraction of the price.
For example, you can spend $1000 on a set of incredible audiophile speakers... or you can spend $300 on a pair of good headphones and a headphone amp. Unlike with speakers, you can put an audiophile headphone system in a shared apartment and not have to compromise. In fact, you can build a portable headphone listening setup that'll sound better than anything with speakers that you might plausibly set up in the communal living room.
Even cheap equipment can often be improved greatly by add-ons. I just upgraded to some Sennheisers for my Sony Walkman, and the difference is incredible. I have a better headphone amp on the way too...
Last time I auditioned CD players, one thing that surprised me was the amount of difference in sound quality in half a dozen big-name players at around the same price. If you're serious about sound quality, you really have to audition the stuff.
GCHQ Quantum Insert installed. If only our tongues were made of glass, how much more careful we would be when we speak
It's also a good idea to digitize at higher resolution and sampling rate, do all the signal processing you need to, and then make an intelligent decision about how to squeeze the information into 44.1kHz 16 bit audio. That's one of the processes that has drastically improved the quality of CD mastering in recent years.
It's analogous to creating your web artwork at (say) 150dpi, or using a vector illustration program, and then downsampling the final image to 72 dpi and adding a touch of sharpening.
GCHQ Quantum Insert installed. If only our tongues were made of glass, how much more careful we would be when we speak
As has been mentioned elsewhere, if you're going to record LPs on your computer you have to pipe your record player's outputs through a phono preamp. You can use an old stereo with a phono input or a discrete phono preamp.
I've been looking into making a discrete preamp for a while. There are many circuits available on the web, some more complicated and some more simple.
My first try is going to be the second one on this page. Interesting note: It looks like maxim thought it was good enough to copy in their application note.
I don't think oppressed people are complaining about too much justice too soon.
The word is "prejudice" because they instead feel that they are being judged too soon.
I pick up good-quality old speakers from the side of the road on council rubbish-chuck-out days. Even with a crappy amp they sound great. For example, my computer uses a pair of same wired to an amp out of (still in, actually, but not wired to) an AUD$10 set of powered speakers.
A neighbour in Paraburdoo decades ago used to get unbelievable volume and quality out of home-made speakers built from (I kid you not) concrete and lined with conveyor-belt rubber. He drove them with a massive 6 watt amplifier. (-:
Got time? Spend some of it coding or testing
The soft clipping effect can be obtained in most amplifiers with a single FET and a few resistors - cunningly wired - per channel. In real valve amps with valve rectifiers in the PSU, the clipping was so soft it was almost compression. Adding the correct hum, noise and slow turn-on is harder. Power consumption and heat is just a matter of wiring thumping great resistors across the power rails. (-:
Got time? Spend some of it coding or testing
The answer is right here:
Is the sound on vinyl records better than on CDs or DVDs?
Try it! Library of Babel
Warmth is pretty easy to define.
Don't quote me on the numbers, it's been a while - but "warm" is simply when the high frequencies decay at least 60 ms faster than the lows. Then, it is "warm."
Yum.
Spoon not. Fork, or fork not. There is no spoon.
Re:Why do this? -retard only 256 levels of red past a 256 color card.
a video card that is a 256 color card can show 256 levels of red on a tube.
a "million of color " card can only show 256 levels of red on a tube.
you know nothing.
If a person only cared about red a thousands of color card shows LESS levels of red thatn a 256 color card.
Those are engineering facts.
Worse though are LCD screens. All of them, even 2 thousand dollar screens from apple, show only 64 levels of red.... WORSE than a 256 color card on a tube!
To see this effect the data has to be moving though... such as skin tone on porn animations.
Why? becuase of "color averaging"
All lcd screens have 64 or 32 levels or red maximum per "scan" but they combine 4 different scanns every one seventh of a second or so.
staitc pictures will seem to have about 256 levels of red. but high speed animations lack it.
stick to tubes.
and by the way, I had awesome color cards in june 1986 that had true 8 bit DACs on each gun (10 bit clipped to 8 real levels) and good cables and a good soney tube. I though back in 1987 that in 10 or 20 years they might FINALLY have more then 256 levels of red so that I could draw a non-ditherred ramp on a wide screen and not see the damned colorbanding.
Its been coming up to twenty years and still only 256 OR LESS red levels.
All because of non-discriminating idiots like you that do not understand physics or color technologies in mobern products.
people still think that you can buy digital cameras with more color resolution than 35 millimeter film. and you CANNOT because all cameras, even the 6 thousand dollar ones have less than 2 thousnad pixels across of RED.
yup less than 2 thousand pixels of red across by far!!!
its true! even the "10 megapixel camerals..." they have twice as many green recepttors for night sooting and the other pixels are divided up for the other two. There are some cameras that have multilayer pixels, but they are 5,000 list and take 9 seconds per phot and are less than 2 thousnad pixels across as well.
A 100,000 dollar Thomson Viper in 2003 can indeed take a 1920*1080 pixel photo in one siztieth of one second and send it on two cables to external drives. buit thats 100,000 bucks for a camera!!! and it has only 1920 pixels of red at 10 bits of color each.
a 35 mm still from a 40 dollar camera can record well over 2000 discrete points red side to side.
know your facts buddy.
also 'Aboslute Sound' magazine was vindicated in the 1990s when they finally proved taht digiatl op-amps have ODD HARMONICS and tubes have even order harmonics... it has nothing to do with clipping.
TUBES sound better becasue they sound like the REAL PERFORMANCE to any mammals ears.
and you can buy stero needles with dual transformers that use the second transformer for frequencies of 32khz which ARE on most records recorded suing analog technologies.
I have such a record needle. I should store it in nitrogen when not used because the fine wires are corroding, but its only one year old at this point.
cds suck records have more high-frequency range. females during 3 weeks per month, and children can all hear frequencies in excess of a damned digitally cuttoff cd (44.1 Khz sample rate = 22,500 hertz only!!)
records may lack a little deep bass, but few types of music need such tremble except electronica or "drum and bass".
people have no desire for more quality... otherwise cds would have had 48Khz sampling and color cards would have had more than 8 bit DACs and people would demand better lcd technologies for motion images featuring single colors such as red.
no one cares about fidelity except the perceptive and the educated.
vaccum tube amps are still critical in this world until a better digital op-amp is designed with even-order freq harmonics.
warmth = EVEN ORDER freq harmonics, rather than odd order harmonics. A scope can show this efffect quiteclearly.
it has nothing to do with rumble you fool.
You cannot accept that audiophiles are CORRECT and that you are wrong?
op-amps suck. tubes are much better for mammals eras.
'Aboslute Sound' magazine was vindicated in the 1990s when they finally proved that digiatal op-amps have ODD HARMONICS and tubes have even order harmonics... it has nothing to do with clipping or silly words like "warmth"
TUBES sound better becasue they sound like the REAL PERFORMANCE to any mammals ears.
Plus there's the high end to consider...
You can buy stero needles with dual transformers on the head that use the second transformer for frequencies of 32khz which ARE on most records recorded suing analog technologies.
I have such a record needle. I should store it in nitrogen when not used because the fine wires are corroding, but its only one year old at this point.
Cds suck. Records have more high-frequency range. Females during 3 weeks per month, and most children can all hear frequencies in excess of a damned digitally cuttoff cd (44.1 Khz sample rate = 22,500 hertz only!!) Records yeild those frequencies with ease... especially if created using all analog gear at all stages.
records may lack a little deep bass, but few types of music need such tremble except electronica or "drum and bass".
1) Analog vs. discrete amps have nothing to do with analog vs. digital signals.
2) Digital signals when played do not have "breaks" or "steps" or any such nonsense. The information in the stream is used to drive a D/A converter, which uses specially designed filters to provide an approximation of the recorded signal to within the quantization noise floor (depending on bit depth and D/A quality), and reproducing frequencies up to half the sampling rate. Due to the imperfections in design, (both purposeful and physically unavoidable), the resulting signal is quite smooth, continous, and (should be) devoid of undesriable components.
A crappy consumer CD player or amp is often at fault for this effect, but I doubt they will "harshen" the sound with high frequencies (near or above Nyquist) as the cheap components are "loose" and inaccurate.
It'll just sound for shit.
A warm recording played back from a CD through a diligently accurate reproduction device will sound just as warm.
At the worst, the channel capacity of a CD may be to narrow, lending a somewhat less lively sound, or not enough dynamic range (if 90dB is not enough for you). So that's what SACD is for.
Cheers.
THIS THING CAN TURN ON A DIME, MACROSSZERO STYLE ALSO FUCK BETA, ~NYORON
Some time ago, I came up with this (stupid?) idea:
What if you would scan your records with very high resolution (say 4800dpi) and then let some yet-to-be-written program analyse the graphic file and convert it into music? i.e. spiralling along the track and detect how wide it is.
How does that sound?
that after the 20th press of a master into the substrate, the signal will no longer bear any resemblance to a 44kHz square wave, and you'll probably not be within of the original 6dB at the 2nd (or is that actually the 3rd?) harmonic.
Unless the master is made of tungsten. Christ.
THIS THING CAN TURN ON A DIME, MACROSSZERO STYLE ALSO FUCK BETA, ~NYORON
You do have a point however that a lot of research is being done on higher dynamic ranges and higher sampling frequenties, but as I understand it, this is mostly because higher sampling rates seem to work better with more then stereo sound (5.1 and stuff).
(this is me repeating something I heard awhile back, feel free to correct me if I am wrong.)
I believe you are quite right. It appears humans can hear phase difference even at frequencies above 8kHz, which at bitrates of 44.1 kHz become more difficult to resolve spatially (you get down to 6 discrete wavefront angles).
Hence a 96kHz stereo recording sounds a bit more lively, even if it sounds the same as 44.1 through a monoural speaker.
THIS THING CAN TURN ON A DIME, MACROSSZERO STYLE ALSO FUCK BETA, ~NYORON
can be solved with a sophisticated enough upsampling DAC. By upsample, it means to fill in the detail (recreated by truncated sinc function approximations) so the simple fitler in the DAC (much lower order, operating at high bitrate now) can have enough headroom to track.
These are not uncommon in higher-end CD players (not the one in your PC, that's for sure).
THIS THING CAN TURN ON A DIME, MACROSSZERO STYLE ALSO FUCK BETA, ~NYORON
So sayeth the Slashdot Search.
All you have to do is plug your turntable into the AUX IN on your sound card. Any sampling software will do. I use EAC to sample with, but software that comes with many Sound Blaster cards works well, too. I like EAC because it lets you record the whole album in one fell swoop, do any editing you may need, and insert track starts, then burn.
This is not "ripping", it is "sampling." You can't rip vinyl, you must sample. It works as well with cassette or reel to reel.
Even though you will have the worst of both worlds, analog's noise and lack of dynamic range coupled with digital's aliasing distortion and lack of harmonic range, many CDs you make yourself from vinyl will sound better than a remastered CD, because the remastering of many of these old greats was pure crap. Led Zepplin's "Presence", for instance, lacks presence in the remastered version. A home burned CD made with a good turntable and halfway decent sound card will sound better than the CD you buy from the store, although it won't be as good as the original vinyl.
Music recording reached its peak right before the introduction of digital. Nothing sounds as good as a 30 inch per second analog tape, but a vinyl record made from one comes damned close.
The last five or ten years of analog were pure shit, as the masters were digital, and gave the worst of both worlds.
-mcgrew
But suppose there were a standard cutoff (say, -45dB) and standard length of time (say, 1.5 seconds) that were used to detect tracks for the purposes of thumbprinting. You'd have to perform detection after RMS normalization of the audio (probably to -16dB). You'd have to detect and skip noise at the beginning. Finally, you'd have to tolerate error in matched track lengths.
In theory, I think these are surmountable problems. I just hope someone does this before I open my collection and start ripping!
At high frequencys the left hand of the needle will pick up some of the signle intended for the right hand side and vice-a-versa. High frequency cross over will generate a slightly beter defined sound stage and so can sound "nicer" and may be one of subtle things people can pick up on. But it is distortion and can be recreated electronically if so desired.
I have used gramofile successfully to record a number of albums of different varieties (Bach, blues, and the soundtrack to "Decline of Western Civilization," to name a few) and I can not recommend gramofile for everything; a swiss army knife for cd --> vinyl it is NOT. I think it's a good learning tool because it makes one with a geeky, tinker's mind examine the mechanics of filtering sound digitally. I far prefer to open two windows and use a horribly convoluted variation on SOX because it saves me the interim step of separating tracks -- alt-tab allows you to start one track and end another seamlessly.
I will concede this is a personal preference on my part, not a dogmatic technical point.
If virtue is its own reward, jsut imagine what vice offers!
I've never seen that site before. I have done a lot of business with Hamilton Audio/Video, however. They do great work.
Even if creating a good, noise-reduced digital recording from an LP were "easy," I still wouldn't do it myself. I don't currently own a record player. I'd have to spend a fair bit of money to get the quality equipment that Hamilton already owns. Besides which, the LPs I own that I want transferred are so old, rare, and valuable that I feel more comfortable having them played by someone who does it for a living. I wouldn't trust myself not to scratch something.
For about 50 bucks, I get a great-sounding CD, including cover art, from each LP. This is done by professionals, using high-grade equipment and software. I consider it worth my money.
crib
Please don't read my journal
You mean they have DRM for vinyl now?
About 18 months ago, I finished ripping my entire (350+ LPs) vinyl collection to mp3/cd. Took about 18 months to do it, as well. I used gramofile, lame, and The Art of Noise (wav editor) as the toolkit.
- Decide on a naming convention for your tracks. It will make it *much* easier to generate playlists and indexes later. I used Artist - Album - side/track [a-d][0-9] - Song Title.mp3
- Set up a couple of scripts that query you for song titles and track lengths, and then drive the conversion process. With the track lengths known, you can cue up a record and go off and do something until it's done. It's lots easier later when gramofile can't quite make up its mind about where to split a side; then fire up TAON (or another wav editor that can deal with a 200-300Mb sample file) and insert silence where appropriate. Re-run gramofile against the edited wav and it will split where you want to.
- You will want the editor as well for those skips and ticks.
- For live albums and those where songs segue into each other, with the editor you can insert silence, copy and paste a few seconds from the end of one track to the beginning of the next, and do a fade-out/fade-in with no loss of material.
- Use an audio preamplifer to boost turntable levels prior to your sound card. Either DIY (I found some schematics on the 'net) or commercial ($50 or so). Try not to have flourescent lights in the vicinity and especially no cel phones! Their emissions can get into your cabling and you will remember when so-and-so called while you were ripping Close To The Edge.
- Keep your original wav files if you can afford the storage. The one big mistake I made.
- Use a decent bit rate. I compressed everything at 160kbps and am very happy with the results; ended up with about 1Mb/minute of audio.
Have a ball. Get in touch with your old tunes (I graduated high school in '73, to place things in perspective) and enjoy. I fit my collection onto 31 CD's and dumped them all on a hard drive at work; letting XMMS shuffle through them all makes for great background.
Child, that is the most incoherent, stupid, long, loaded with spelling mistakes and just plain wrong post EVER.
I'm guessing that you don't capitalize sentences because you have one arm in a straight-jacket? And if not, why not?
What about those _old_ records before vinyl (I think they were pressed on glass)? I wonder if they have different sound quality potentials than vinyl. Was the switch to vinyl made because it was better, or just cheeper? (and less breakable)
48 or 96 kHz, 24-bit (or 16-bit), straight from the equipment masters, on CD-R (for singles) or DAT (for LP). Who said anything about Red-Book...
The technically inclined would know what to do with a dangerous format like that.
Check my journal in a few hours, I've got a standard brewing.
THIS THING CAN TURN ON A DIME, MACROSSZERO STYLE ALSO FUCK BETA, ~NYORON
I am now at a point, after slowly and unintentionally moving to CDs, that most of what I spin is on CDs. I don't see this trend reversing either. For psytrance at least, CDs releases are becoming very normal. I'm getting more CDs in the mail instead of white labels, too.
And this is just fine with me. As somebody who should be in the audiophile category, since I do care about the sound, I really don't have an opinion on this issue.
Maybe I should make an account some day...
Is that the pornographic version of "shock and awe"?
...in the same sentence when talking about a sound, disregard everything they have to say. They obviously don't know shit about audio.
"Warm" refers to a lack of higher overtones, there is no crispness or sizzling quality.
"Bright" means an abundance of high ovetones, the sound is very crisp.
You can't have a sound that's warm and bright at the same time.
I use gnome wave cleaner (gwc.sf.net) much more often. A better product, IMO.
That yahoo above who says terms like "warmth" and "roundness" are useless and unquantifiable. Why are they useless? Useless to you, maybe, because you're overly-analytical. If you would get off your lazy ass and actually compare how it sounds to your ear instead of just analyzing graphs and statistics you'd maybe learn something.
This is a very common problem in modern science and the entire western approach to life. People assume if there's no way to put a number on it, it doesn't exist. These boundaries between everything are as imaginary as the bigfoot, UFOs, psychic phenomena and everything else nerd typically scoff at. Pay attention to the world around you, not the screen in front of you.
O~ Him that studies revenge keeps his own wounds green. -- Francis Bacon
that's what
With this and a technics turntable. Well maybe..both sites say coming soon but the web page is dated 2001. It would probably be cheaper to have one of the vinyl pressing shops in Nashville make you a few.
the good ground has been paved over by suicidal maniacs
...and it all sounds good. Mind you, I generally don't exactly rattle the mortar out from between the bricks either.
Got time? Spend some of it coding or testing
The object was not to spend days designing some uber piece of gear with hand rolled capacitors, WW II vintage tubes, oxygen-free gold wire, a rubber chicken, some flux capacitors, and pixie dust. The idea was to make a cheap piece of kit sound reasonably like an expensive piece of kit for some impromptu market research. Incidentally, I never saw one of these sitting next to someone's spanking new $300 home theatre.
You want a scientific reference? Then google for something called the "placebo effect". It turns up in more places than medicine and I guarantee you'll find loads for many contexts. The object of the exercise was to see if hard-core audiophiles could be tricked into thinking the sound coming out of a cheap amp was being made by an expensive one. Let me spell out the gag more explicitly: El cheapo amp was behind a curtain. The audience was told it a top-secret piece of experimental gear and he asked the audience how it sounded compared to a very expensive tube amp that was in plain view. Furthermore, El Cheapo was not under a demanding load. The scheme falls apart if any of it's little knobs get tweaked or it has enough time to drift out of the calibration imposed by the EQ. The latter may slip under the radar of the typical Absolute Sound staffer if he isn't allowed to look behind the curtain. Shades of the Great and Terrible Oz! You don't need a "computer driven fully automated I'm-more-leet-than-you" piece of gear to detect gullibility.
I'll spell it out even more clearly. There was no high end design taking place. There was no actual product being marketed. The speakers in use were high-end gear at the time. It was little experiment in tweak psychology.
As for Carver marketing to tweaks, I know that. I was suggesting something more subtle: Carver knows his market the way the P.T. Barnum knew his.
Since you don't like anecdotes, I'll include another one. This one happened to me personally. I wanted to digitize some vinyl (hey! This just got back on topic!) and had no need for exceptional quality. Reasonably clean audio from vinyl in various conditions for conversion to mp3 was the object. My turntable was lacking a cartridge and the Shack (I know, I know but convienience and affordability were the objectives) was out. I go to this place called Needle-In-A-Haystack and ask what they have in stock for P-Mount tonearms. You had to ask; it was all behind a (non-glassed in) counter. The first thing he showed me went for $150, "But it's very inferior. I've got some that are barely alright for $300. You can spend even more. The more expensive it is the better it sounds." I practically ran away screaming. What's worse, I don't this guy was scamming me. That little sermon was delivered in the flat tones of the True Believer. Yes, I know quality cartridges cost a bundle but it is not generally true that "more expensive is better". I don't think one has to be ultra-leet audio engineer with a pseudo-random generator to understand things like:
The law of diminishing returns
The basic psycology of marketing
Ditto for Placebo Effect
Self Deception
And last but not least - There's a sucker born every minute.
As for my relative, you're right. He's no engineer but he's a great salesman. He had zero trouble selling the same illusion to another tweak....who was left rather speechless as my relative was cruel enough to raise the curtain and show what the speakers were really hooked up to.
I doubt you have the objectivity to carry this out but have some of your tweak friends over and see if you can fool them too.
The draw back is that it takes about an hour of processing for each hour of recording and there is no one tool to bring it all together.
What would be really nice would be to have a graphical front end (something like audacity) to record, split and burn the live recording. After presing the record button, you could press a TAG button to mark off where the tracks splits should be. After finishing the recording, you could edit these tag locations. Then, you press a little CD icon that splits the file into tracks based on the tags you made during the recording and burns the tracks to CD using DAO (no pauses).
Any one else have any experience or interest in a program like this?
...a pragmatist. (-:
You could always stretch a sheet of black cloth over them or something.
Got time? Spend some of it coding or testing
If you are lucky enough to use Windows XP, you might also consider Microsoft Plus! Digital Media Edition. I prefer WMA over MP3 anyway, but I find the benefit "add copy protection", a little puzzling. Over all, a good program for cleaning up the hiss and pop from old LPs, and porting them into the digital world with as clear a sound as possible.
Time flies like an arrow;
Fruit flies like a bananna
Gnome Wave Cleaner, while not CEDAR, will do an amazing job of cleaning out audio noise from digital audio media that needs it.
Give it a whirl, if you have old vinyl or other audio that needs cleaned up.
Find it at:
http://gwc.sourceforge.net/
-- Jeff Welty
"44KHz is not enough to go up to even 22KHz"
Nyquist dissagrees with you, i believe.
Really? The Nyquist-Shannon sampling theorem states that any signal with bandwidth DC to f/2 Hz can be perfectly reproduced from f Hz samples. However, it's not feasible in reality to produce a signal with flat response from 0 to 22049 Hz that cuts off just before 22050 Hz. For a real signal, engineers must allow about ten percent margin between the high end of flat response and the high end of reproduction. Any improvement in sharpness of a causal filter comes at a cost of phase distortion, which is audible as ringing and chirping in transients.
Will I retire or break 10K?
You can't make a 1280x1024 picture out of 320x200 without making it look worse
Are you thinking only of the stereotypical nearest-neighbor-followed-by-sinc algorithms for enlarging images? There exist algorithms with better subjective results, such as 2xSaI and AdvanceMAME Scale2x to blow up hand-drawn images and fractal algorithms to blow up photographic images. Likewise, there is Spectral Band Replication for audio.
You can blow up a real photograph to almost any size with little loss of quality because the resolution is nearly infinite.
Film has grain too, which is why professional portrait photographers use 127mm "medium-format" film rather than 35mm film.
Will I retire or break 10K?
To get more even harmonics, make the positive side of the distortion curve subtly different from the negative side. For instance, use a push-release amp rather than a push-pull amp.
Will I retire or break 10K?
I believe at least one, possibly several, units that read the grooves in records via a laser exist - they work reasonably well, the problem they face is that with the laser, the slightest spec of dust creates a terrible sound, even for specs of dust a needle would push right out of the way. If the record is perfectly clean and new, they do work though.
Funny you should ask...
I recently ordered the Xin Super Mini Amp with crossfeed. It arrived today, and I immediately tried it out with my pair of Sennheiser PXC250 noise-cancelling headphones (which, with noise cancelling off, act like a pair of PX200s. Source audio was a Sony MP3 CD Walkman with LAME-encoded MP3s, either --alt-preset standard or --r3mix.
OK, enough hardware details. Let's just say that about half an hour later, my wife wandered in to the front room to find out what I was doing still out there. The answer is that I was hearing musical details I had never heard before. The amp drives the headphones effortlessly. The crossover circuit effect is subtle, but it does indeed seem to give an open, spacious feeling to the sound, particularly on techno tracks where there's a lot of left-right fooling around.
The Sennheisers, by the way, are much better than the Bose noise cancelling headphones in sound quality, with the added advantage that they fold up and are significantly cheaper. HeadRoom rate them the best active noise cancellation headphones available as far as sound quality goes, and I can believe it--they're comparable to my regular home-listening Sennheisers. I considered some Etymotics, but experimenting with silicone earplugs left me uncomfortably sore; my ear canals seem to be rather shallow and narrow. So the Sennheisers are recommended too--but they do need a headphone amp. The Walkman can barely drive them without one.
GCHQ Quantum Insert installed. If only our tongues were made of glass, how much more careful we would be when we speak
What he did was to write a program that measures how deep the grooves are. The end result is terible audio quality.
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