BTW, here is where I got my Vellemans:
http://www.apogeekits.com/handheld_oscilloscopes.htm
The HPS10 will do most things, and is great for a budget. The higher resolution of the HPS40 is worth it.
Here's my desktop, which is fully acceptable as far as usability goes. Sometimes you just HAVE to measure two channels. If you can only afford one, I'd get this one.
http://www.saelig.com/miva/merchant....Category_Code=
Oh, yeah... I splurged for the battery for this one too... although I haven't used it because I have the HPS's.
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