DSO

[Terry Martin]

Scott Shotton wrote:
> 
> Does anyone know of a software setup that turns a laptop into a digital
> storage oscillascope?  Matco, Snap-On, etc. all sell seperate DSO's, but
> why should I spend $2000 if I can get my pc to do the same thing?
> 
> Thanks

I've used a conventional (Creative Labs) sound card to chart a pwm
signal. It would be simple to build an interface to manage any type of
signal. I think it tops out at about 44KHz stereo, with a sample rate of
170KB/s.

Dirty, but cheap. :-)