beep beep beep beeeeeeeeeeeeeeeeeeeeeeeep
May 25, 2003 8:06 PM Subscribe
Make your own EKG for less than $5 in parts, using your PC, pennies for electrodes, and a simple amp circuit. But careful with the voltage, now.
posted by Vidiot (9 comments total)
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posted by dg at 9:24 PM on May 25, 2003