The Probescope is more useful than it looks. The device is made for Radio Shack by Wittig Technologies The have an improved version called it the ozziFOX, for around $70.
A much better (but more expensive) device is the bitscope.
Both devices connect via a serial port.
Slashdot Mirror
This was really the first brown dwarf imaged, AND exven had it's spectra taken. all back in 1995.
e &b tnG=Google+Search
t ra &btnG=Google+Search
Here are a couple of Google searches, for the images and spectra:
http://www.google.com/search?q=gliese+229B+imag
http://www.google.com/search?q=gliese+229B+spec
The Probescope is more useful than it looks. The device is made for Radio Shack by Wittig Technologies The have an improved version called it the ozziFOX, for around $70. A much better (but more expensive) device is the bitscope. Both devices connect via a serial port.