Domain: tudelft.nl
Stories and comments across the archive that link to tudelft.nl.
Comments · 241
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The dutch connection
Apparently Sharman and KaZaA have servers in Denmark, source code in Estonia, and the developers live in the Netherlands
In A documentairy about the original kazaa developers that was rerun not to long ago in the netherlands the original kazaa team (2 people) lived in the netherlands but had their coding done in rusia. Also judging from their interviews I think Its unlikely they still have anything to to with kazaa. They where not really happy about their project during and after their dutch lawsuits, that why they sold it. I can`t imagine them getting invited by sharman to help out and accept but I haven`t read anything factual about recent dutch involvement so who knows. There are ofcourse other dutch developers with p2p filesharing experiancethat apear not that bussy at the moment ;-) -
Re:evolution
Exchange in particular is not mentioned in this article, however KOrganizer now supports it via this plugin, which is also in KDE CVS. Therefore, the integrated suite Kaplan (not Kroupware, the other suite the article discusses) will automatically support Exchange as well. This is because Kaplan essentially uses KParts from the other applications instead of re-writing everything.
Anyway, Exchange support is needed, as has been pointed out by many others, because the only way to (easily) get companies to switch to a linux desktop is to be able to say "Look, you can browse the Internet, check email, open word documents, and use Exchange". That's why Ximian has gotten some corporate contracts. Once KDE can compete for those contracts as well, the more the merrier :). -
Re:evolution
Hate to feed trolls, but a simple google search of KDE Exchange will tell you what I've known for quite a while. There already is a KOrganizer Exchange plugin, already in KDE CVS, also available here.
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Re:I want to build a SPARC, but can't buy parts
StrongARMs are highly integrated chips. One piece gets you all sorts of stuff up to things like LCD controllers. They're not exactly upgradable and usually not a do-it-yourself project to build one from scratch.
However if you do still feel like building a StrongARM based machine from scratch (very difficult, I hope you're into board fabbing and have the gear to solder lots of exotic surface mount components), you might want to check out the LART.
If starting from something premade is OK with you, there's an excellent developer community for Linux on iPAQs at handhelds.org. The iPAQ has a huge expansion bus that you could probably use to do neat things with. Of course some hardware hacking would still be required. You can probably get one with a broken batt and/or screen off eBay pretty cheap.
Another option for a premade unit is the Lucent/Phillips IS2630 screenphone (Shannon). There's a project to run Linux on them called TuxScreen. Unfortunately they don't have any more of them for sale, but you might be able to find someone who bought more than one or who is done with theirs that's willing to sell you one. This is a pretty sweet phone, and there's lots of docs on modding it, but it's sure not a PC. -
Electronic voting system through smartcards
A few years ago I was member of a Dutch student team called wISCIT which had several projects related to smartcards. One of the projects (not mine) goals was to setup a electronic online voting system, identification through smartcards. They had a succesful test with 13.000 students at Delft University of Technology
Most of the technical papers are unfortunately in Dutch, but this publication is a good read about the theory behind the system.
Greets,
Vincent Ludden
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This has been done before
Several (5? 6?) years ago, by some students at the Delft University of Technology in the Netherlands. Photo's can be found here. This ain't frontpage news
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Re:Computers Need Electricity.
It seems that there is a lot of electricity in India
:-)
However, I am not at ease with all that Simputer stuff. There is much hype, but what's behind?
It looks too closed to succeed. You have to licence a 'design' which is not much more than an Arm-chip Application Note. All seems one-way (there seems to be no forum, no call for participation, just a couple of guys trying to exploit the (nice) idea of 'a computer for the poor', no SourceForge community, nand OpenHardware one or the likes. If you look at the Google/Open_Source/Simputer directory, it is just hype, there is no forum, no CVS repository.
When you look at Simputer.org, there is no activity (the pages are ages old) and it links you to similarily dead 'commercial' pages (where people don't answer when you ask for information).
Why not just start from a LART or one of the existing LinuxDevices?
Don't get me wrong. I'd be pleased to see a Simputer succeeds, but when you start by asking money for a 'class-room design' with no community support, I am not sure that 'a computer for the poor' is more than an empty dream. -
Re:Webserver
I see what you're saying, but I really do think you overestimate the practical applications of such a device. Reading webpages from the DVD drive would be slow under moderate usage (because of large seek times) and read-only.
Either that or you are limited to a very small website, of say only 16 Mb (the other 16M being used for Linux, Apache, etc.)
And it is still a huge waste of such a device. You could build a webserver that does the same thing (read-only small website) for much less than the price of a PS2. Like the LART project, for example. -
Nanologic ***Circuits** Have Already Been Built...
Not to take anything away from IBM, but not only have individual nanotube transistors already been done, but they're already being used to produce inttegrated circuits of logic gates in Europe at Delft University of Technology. A paper about their nanotube logic circuitry is here...
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Nanologic ***Circuits** Have Already Been Built...
Not to take anything away from IBM, but not only have individual nanotube transistors already been done, but they're already being used to produce inttegrated circuits of logic gates in Europe at Delft University of Technology. A paper about their nanotube logic circuitry is here...
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Lawsuit pertains only to TrueType
From this day forward I will not use fonts anymore
You don't have to go that far. The legal issue under discussion pertains only to an aspect of TrueType font technology. There are alternatives, such as PostScript and good old bitmap fonts. And bitmap fonts are somewhat scalable with algorithms such as scale-blur-median-threshold and 2xSaI.
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Mirror of the dot.kde.org page
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Re:What a ridiculous notion
Indeed, what a ridiculous post.
First, your figure of "100 million years" seems to have been completely fabricated. Care to back that up?
Your number for day length of 100 MYA is also rather off. Day length change is approximately 2 milliseconds per century, meaning that even 100 MYA, the day could not have been more than 2000 seconds (considerably less than 6 hours) shorter than it is currently. The actual day length was actually longer than what these quick calculations indicate, given changing rates, but your numbers are completely out of the ballpark.
In addition, your very concept of gravity seems to be off. Gravity is the attraction of two bodies with definite mass, and is equal to G_c*m_1/d^2. Rotational speed doesn't affect gravity at all -- only mass does.
Heck, you even contradict yourself, not to mention practically all scientific knowledge we have. A weaker gravitational force means a lower gravitational acceleration constant, which is rather inconsistent with your figure of 15.2 m/s^2, which is rather more than the 9.8 m/s^2 we have now! -
based on belgian comic
It's based on the belgian comic "Jeremiah" by Hermann. It's a pretty decent comic imho, but apparently Hermann didn't have a lot of control over the TV adaption... It'll probably be a while before I get to see it here in Belgium anyways... He also published a great comic about the war in Yugoslavia : Sarajevo Tango More info here (in french), here and here (dutch).
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Using "Zappi" as a replacement of steelIn The Netherland professor Mick Eekhut is doing research into using glas like building materials.
He calls his "glass" Zappi and you can find some more details here
Here is an abstract:
Abstract
Glass is not generally used for loadbearing building components. The primary reason for this is that once the failure process starts in a glass component, the cracks run throughout the entire component. As a consequence the component fails completely in its loadbearing function. This is generally resolved by using metal components in the design that serve as a backup.
For architectural reasons the use of metal components is not desirable while the presence of metal components designed to carry all the loads if the glass fails, obviates the need for a loadbearing function in the glass.
To resolve these problems a hybrid glass/polymer composite system has been developed. Special tempering treatments have been developed to increase the toughness of the glass. In addition a method of combining the specially tempered glass with polymers has been developed. In combination these processes give the following properties :- structural engineering properties comparable with aluminium.
- reduced chance of crack initiation and crack propagation in the tempered glass.
- high residual strength of the component after accidental damage.
- slow progressive collapse of components if damage exceeds a certain criterion allowing for sufficient time to evacuate the building.
- very large components are possible
Rigolo
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Glass
and buildings whose windows need not be flat, rectangular panes, but can be arbitrary regions of transparency within flowing, curving walls.
Sorry, but that is already possible.
A researcher at the university of Delft has developed a way to create twisted glass allowing for twisted buildings.
A dutch article can be found here. Take a look at the images if you don't understand the text -
Re:Not bad.
Hah, how nice to actually read this theory that I've been applying naturally for so many years stealing bikes. (I'm from the Netherlands, where this is normal)
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xmcd2make
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Gramofile on linuxI had the same task, and used Gramofile under linux - it worked like a charm, automating the first two steps you mentioned (creating the wav, processing it).
You plug the turntable to your PC's line-in, start gramofile, which will begin recording when it hears sound and create a big wav per side. It then finds the silence spots to break into tracks, has a large number of filters for noice reduction, volume normalization and others, and you can run the resulting wavs through oggenc or whatever encoder you want. It's pretty cool, free as in willy, works on linux, what else do you want, a GUI?
Well, when I used it, it had no Gui (had a text-mode interactive interface, bit ugly, but more than sufficient). Recommended.
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Re:Similar projects
I gathered similar projects into a single comment. I know that this is redundant, strictly speaking, but I'll post anyway. It's much more accessible this way. I'm knocking on the karma cap anyway, so no, this isn't whoring, just risking to get modded down for redundancy. Enough blabber, here we go:
Chaos Computer Club Blinkenlights, Berlin, Germany
18 x 8 matrix of white lights
Links:
http://www.blinkenlights.de/KPN Building, Rotterdam, Netherlands
22 x 44 matrix of green lights
Links:
http://home.wanadoo.nl/makiueda/climbman/index-e.h tml
http://www.blezer2.myweb.nl/rotterdam2000/building s/kpn.htmlLa Bastille: A Tech House Installation, Providence, Rhode Island, USA
10 x 10 matrix of white lights
Links:
http://bastilleweb.techhouse.org/
http://slashdot.org/articles/00/04/16/2148245.shtm lMarnix 2001, Brussels, Belgium
52 x 7 matrix of RGB lights
Links:
http://marnix2001.bbl.be/TU-Delft Electro Technology SMS-Display, Delft, Netherlands
264 lights (unknown configuration), displayed mobile phone short messages
Links:
http://etv.its.tudelft.nl/commissies/lustrum/stunt .phpTU-Delft Electro Technology Tetris, Delft, Netherlands
10 x 15 matrix of white lights
Links:
http://etv.et.tudelft.nl/commissies/lustrum/90/eng lish.htmlMIT's Green Building Sound (VU) Meter, Cambridge, Massachusetts, USA
9 x 1 matrix of red lights
Links:
http://hacks.mit.edu/Hacks/by_year/1993/green_bldg _vu_meter/green_bldg_vu_meter.htmlClickscape 98, Linz, Austria
13 x 8 matrix of white lights
Links:
http://www.servus.at/clickscape98/Poli-uni students dorm, Warsaw, Poland
14 x 16 matrix of white lights
Links:
http://www.astercity.net/~kvas/riviera.jpg -
Re:Similar projects
I gathered similar projects into a single comment. I know that this is redundant, strictly speaking, but I'll post anyway. It's much more accessible this way. I'm knocking on the karma cap anyway, so no, this isn't whoring, just risking to get modded down for redundancy. Enough blabber, here we go:
Chaos Computer Club Blinkenlights, Berlin, Germany
18 x 8 matrix of white lights
Links:
http://www.blinkenlights.de/KPN Building, Rotterdam, Netherlands
22 x 44 matrix of green lights
Links:
http://home.wanadoo.nl/makiueda/climbman/index-e.h tml
http://www.blezer2.myweb.nl/rotterdam2000/building s/kpn.htmlLa Bastille: A Tech House Installation, Providence, Rhode Island, USA
10 x 10 matrix of white lights
Links:
http://bastilleweb.techhouse.org/
http://slashdot.org/articles/00/04/16/2148245.shtm lMarnix 2001, Brussels, Belgium
52 x 7 matrix of RGB lights
Links:
http://marnix2001.bbl.be/TU-Delft Electro Technology SMS-Display, Delft, Netherlands
264 lights (unknown configuration), displayed mobile phone short messages
Links:
http://etv.its.tudelft.nl/commissies/lustrum/stunt .phpTU-Delft Electro Technology Tetris, Delft, Netherlands
10 x 15 matrix of white lights
Links:
http://etv.et.tudelft.nl/commissies/lustrum/90/eng lish.htmlMIT's Green Building Sound (VU) Meter, Cambridge, Massachusetts, USA
9 x 1 matrix of red lights
Links:
http://hacks.mit.edu/Hacks/by_year/1993/green_bldg _vu_meter/green_bldg_vu_meter.htmlClickscape 98, Linz, Austria
13 x 8 matrix of white lights
Links:
http://www.servus.at/clickscape98/Poli-uni students dorm, Warsaw, Poland
14 x 16 matrix of white lights
Links:
http://www.astercity.net/~kvas/riviera.jpg -
Re:yeah, but...
yeah, but can they play tetris on it????
Yup.
Raymond -
Re:been done
some pics (text in dutch)
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Re:Mod this dude UP^^^!
See our homepage for a GPL'd 4k for linux called Sesamstr, written in pure horrific at&t asm.
Requires svgalib (libvga.so, not libvga.so.1, saves 2 bytes) and eventually /dev/dsp for sound.
smoke/ecfh (visit #demoscene on OPN) -
Gulf stream.
The race began Oct. 7 at Los Gigantes Harbor in Tenerife, Spain, and ends in Port St. Charles, Barbados.
Is there a good reason they're rowing against the gulf stream and the prevailing winds?
As if rowing across the atlantic isn't hard enough already -
What about a LART?
As others have pointed out this will be far more expensive, time consuming and less powerful than a laptop that you could buy. With that said a LART would be pretty close to what you want. It consumes about 1 watt of power (the LCD would need more power), has a add on ethernet card, and has enough memory to run emacs (however you would have to add more flash or a hard drive to store emacs). It would require the hardware knowledge to interface it with a LCD screen. It certainly could be done for only about $2000 to $4000 dollars and lots of time.
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No actual powerNice idea, but far from usefull.
The previous Slashdot article on this topic gives actual numbers: 0.0013 W when walking normally.
This fluffy article gives no numbers on the performance, but with their menthod it should not come even close to being realistic. When you do the math it is theoretically possible to get resonable amount of power from your shoes, but the technology is still experimental.
As one of the developers of an Open Hardware PDA I can say that you can only do very litte computation for that and it would require an afternoon of walking to scrape enough energy together for a cell phone call.
Just my 2 Eurocents,
Johan. -
Re:No Interest - education uses com as well
I couldn't believe it when the Faculty of Aerospace Engineering set up this site, it's ridiculous IMO since all the other faculties of my university use something that ends in tudelft.nl .
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Cheap 'embedded' platforms ?Does anyone know of cheap embedded platforms on which you can run Linux ?
This board could make a perfect router/firewall with DMZ, but they're still a bit pricey
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Re:MS and Hardware
> Quite right. I'll be getting an XBox first thing on Nov. 8, and
> next thing I'll do is crack it open and get Linux running on it.
Then, stop feeding Microsoft and buy a real computer.
Want some nice platforms to hack on? Look here,
here, here, here, here and here.
Some are expensive, some are cheap, but I bet that all
of them will be way more interesting that any Microsoft
crap. And there are plenty of these around.
But, please, stop giving more money to Microsoft. -
Re:Students know best
Exactly how my uni does it. OnLine Internet, a not for profit foundation run by the students themselves, gets a small subsidy every year (wouldn't pay for 1 parttimer) to organize first-line support (people in the buildings) and do second-line support. Whatever thay can't solve is usually bad switch/router configuration of the Uni itself.
Pay is not necessary, the students get some expense money for the hardware to operate student hosting, file-sharing and supporting services, and they consider it to be a 'hobby on somebody elses expenses'. -
Re:Students know best
Exactly how my uni does it. OnLine Internet, a not for profit foundation run by the students themselves, gets a small subsidy every year (wouldn't pay for 1 parttimer) to organize first-line support (people in the buildings) and do second-line support. Whatever thay can't solve is usually bad switch/router configuration of the Uni itself.
Pay is not necessary, the students get some expense money for the hardware to operate student hosting, file-sharing and supporting services, and they consider it to be a 'hobby on somebody elses expenses'. -
LARTOfcourse, you could always just build your own LART or just purchase one from Aleph1's website. At least that way also the hardware design is opensource.... You'll have to buy your own radiocrack box for this though, and they don't have ethernet on the board itself (you need a 'kitchensink' board for that)
- Imagination is more important than knowledge.
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Watchout for that USB
That USB is a `B' type connector. In other words you can plug it into your host computer as a peripheral. You can not plug USB devices into it. It is not a simple wiring difference.
That will rule out all those nifty USB peripherals that you might want to plug into this device. So long to cameras, printers, audio devices, keyboards, controllers....
I suppose it could be useful for initial programming, but I suspect the only reason it is there is that it is on the SA1110 chipset (which is aimed at handhelds). I also recall that the USB implementation on the SA1110 has (or had) some sort of congenital problem. I believe you would find more in the LART archives. (Which is also available now, but at something like twice this price and no cool aluminium box, but a fully open sourced hardware design.)
(Ok, against all slashdot culture, I have done my own research and looked up the aforementioned USB problem. It is the SA1100 which could only be used as a slave, and it had to be the only device on the bus for it to work as documented in the errata. I don't know if the SA1110 has this problem or not. Intel app note here.) -
"Researchers have...", I know who they are..."Researchers have already found a way to form the nanotubes into transistors 500 times smaller than today's silicon based transistors, IBM said."
The researchers they are referring to are, amongst others, from the "Delft Univeristy of Technology" (Delft, The Netherlands) better know as "de TU-Delft"
I know they did a Science article on this subject, but since www.sciencemag.org doesn't even have abstracts on-line, I can't verify that this is the one:
Kouwenhoven L, Science Vol. 275 (28 March 1997) pages 1896-1897. Title: "Single-Molecule Transistors"
There are also a few other articles about Nanowires in Science by the same guy. There's also a (very) short piece on the "TU-Delft" homepage.
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There is more to comeHello,
As a researcher working closely with the Compaq people I know there is even more to come. We are working on stuff that will be superior to the longrun technology of TransMeta and the SpeedStep technology of Intel. download research paper.
The iPAQ people are very Linux friendly, check out the website backed by several Compaq people. With a wireless link on the iPAQ such as GPRS (European GSM packet solution) it is possible to browse the Internet with your favorite browser.
With XScribble you can use it just like your PalmPilot. To only difference is the increased weight, better display and powerfull processor.
Johan (j@mp3.nl)
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Re:Useful for Windows, maybe...
Maybe the whole thing could fit in something the size of a paperback book.
How about your shirt pocket? ;-)
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"People who bite the hand that feeds them usually lick the boot that kicks them" -
Roll your own....Check out the LART (Linux Advanced Radio Terminal) which is intended for these types of applications. www.lart.tudelft.nl. It's still in the ALPHA stage, but is very powerful and consumes less than 1W!!! The downside is making your own video capture and software to drive it.
Also look at Ricochet wireless modems. They have 28.8 in many places and 128K bps in major cities.
Both the LART and Ricochet should only weigh a few pounds.
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More promising qubitsSuperconducting loops with Josephson junctions seem much more promising candidates for quantum bits, where the 0 and 1 states are represented by opposite currents. Quantum superpositions of these currents - can you imagine current flowing both clockwise and anticlockwise simultaneously! - have been observed in numerous experiments, some (technical) links are here and here.
The difficult part is that superpositions, which are the key requirement of qubits, are inherently destroyed when measurements are made. But some experiments, like the above, manage to sustain the superposition for a significant time, because the system is only weakly coupled to the measuring instruments.
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Re:80200 is a nice CPU..Don't bother with changing clock generators and the such, just bring Vcc lower. It's very cool. Even at full speed, it only draws a few watts.
This is incorrect say's the manual.
Getting a lower power consumption from frequency and voltage scaling is not easy. I'm the author of the ARM-Linux frequency and voltage scaling driver and do a Ph.D. on it. The problem is that a processor does not know what speed to run in. The processor has to be explicitly set in a certain frequency mode. In Crusoe the code morphing software tries to guess a good speed. Voltage and frequency scaling technique has been show to work in 1994 by Mark Weiser, it is not new. The problem has always been for the software to know what speed to set the processor in.
Read more details
... .Johan.
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Re:Erik: does this mean...
No, that's not what it means. Nico has been working on this for quite some time (sponsored by MontaVista), but he still maintains the SA1100 Linux tree. I am still working on the LART.
Nico and I have been sharing a hotel room during the Linux World Expo in New York, and we wanted to have the XScale shown running on the expo. So we hacked on thursday night and showed the result on friday.
About the UCB1200 driver: there is a unified UCB1200 driver in Nico's latest SA1100 patch. I promised to review it, but still got no time to do it. I'll do it Real Soon Now [tm].
Erik -
Not likelyResearchers in the field of audio coding agree that the subband filtering technology in MP3 and AAC is now mature. The MP3PRO claims are very impressive, the improvement claims they make are not very likely. They have either changed the world of audio coding or are defending they intrests with waporware.
For my Ph.D. research I work a lot with audio codecs and the statement that they want a 64 Kbps bitrate to sound like 128 Kbps MP3 is doubtfull. They claim the MP3PRO format to be downwards compatible, the MP3 standard does not leave any room for a 50% reduction without a giant breakthrough.
A new technology is needed such as sinusodial coding.
MP3PRO Open technology? also doubtfull.
Johan.
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Re:Robot Football
Honda's robots can't do dynamics, just kinetics. What I mean is that they can take actions which are stable at all times, like walking; but not take actions which pass through instabilities, like jumping or running
Here in the netherlands, in Delft, they're developing robots which should be able to that. They focus, not so much on the ability to walk, but on the ability to reclaim energy during walking, thus becoming more efficient. The place they're doing it is at the Delft Biped Laboratory, part of the tudelft
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TiVo fills in a noche
A PC based TiVo-like service will never be as popular as a set-top box based system. I know I don't like watching TV on my PC and since I use Linux, getting TV tuners to work properly is quite a trick (I am currently using WinTV). I think projects like LART have a greater chance of an Open TiVo system is someone would develop a proper daughterboard for MPEG compression/decompression.
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Re:Copying Vinyl is NOOOO problem
It has been about five years since I did the vinyl to CD thing (I've since converted the resulting CDs to MP3 and OGG), so I don't recall exactly what program I used at the time. It may have been a command line utility.
I did not dd from /dev/dsp -- I don't know if that would work or not.
However, there are any number of small X utilities that will allow one to capture audio from the microphone or line-in and save in some format (which, if not .wav already, can be converted). A number of audio editing tools allow recording (select the record input device using your mixer program). SLAB is one possibility, others include a command line utility which someone else wrote to do exactly what I did (convert vinyl to digital), a simple command line recorder (this might be what I used), another recorder SCAR, another tape/LP converter kit, Vsound (allows you to capture audio from apps like realplayer). Finally there's "yarec" and "xwav" (which I also used as I recall), but I cannot find URLs for either right now. -
Full featured palm/laptop request
I want something the size of a psion (preferably with a small keyboard) which can run gcc, has a serial port, uses AA batteries (so I can replace them with a quick visit to a newsagent), has at least a 24hr battery life, has a PCMCIA slot (probably for a 340mb IBM microdrive or an ethernet card) and fits nicely in my pocket.
I've looked at all sorts of devices, but they all fail on some criteria. The tiny librettos don't meet the battery criteria, psions and palms don't have the horsepower, the Aero and the Cassiopeaia (sp?) and similar things don't have PCMCIA (or ethernet/HD).
I'm thinking that a hacked lart might do the trick, but I lack the skills to build it.
Please Santa.....
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Re:Linux on an HP calculator
Ok, it's funny...
But you can really redirect a Linux console to the HP48!
Check it out...
From the URL:
Here it is: a fast and very complete terminal emulator for HP48 with a lot of features! Intended as terminal for a Linux system, but useful for other purposes as well.
It works like a charm...I am even able to connect my HP48GX to my Garmin GPS II+ (with other software of course)...:-)
Yours
Michael -
Re:How about an open design system
Surely there must be
http://slashdot.org/articles/00 /. regulars who could work out how to build a very minimalist system for ourselves. What i'd like is something like this, just with the 16meg of flash with ethernet & serial /04/12/1858222.shtml covered the LART project, which is exactly what you describe.LART has 32MB DRAM, 4MB Flash ROM, serial, 10BaseT Ethernet (on separate board), PS/2 mouse & keyboard, IDE (44pin laptop IDE) (all on a single separate board, the "Kitchen Sink Board"), and more. Check out this picture: http://www.lart.tudelft.nl/gallery/vt2 20.jpg.
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Re:How about an open design system
Surely there must be
http://slashdot.org/articles/00 /. regulars who could work out how to build a very minimalist system for ourselves. What i'd like is something like this, just with the 16meg of flash with ethernet & serial /04/12/1858222.shtml covered the LART project, which is exactly what you describe.LART has 32MB DRAM, 4MB Flash ROM, serial, 10BaseT Ethernet (on separate board), PS/2 mouse & keyboard, IDE (44pin laptop IDE) (all on a single separate board, the "Kitchen Sink Board"), and more. Check out this picture: http://www.lart.tudelft.nl/gallery/vt2 20.jpg.
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Good Luck
Good luck trying to find something like that in a handheld, there's nothing like that avabialve, at least not comercialy.
Of course, you could roll your own, but it's not going to be easy or cheap.