From: Wayne Shumaker <wayne@xxxxxx>
At 04:27 PM 2/9/2000 -0800, Jan wrote:
>...
>Not having seen the schematic, I'll note that an LED makes a dandy
>photodiode -- ...
I just tried put some blue LEDs in a clear case on the curve tracer and
aimed some light at it. I could not get any change. I'll look around
for some different ones. So far the best one has been a transistor in a
metal can with the top cut off.
Make sure it's reverse-biased, and crank up the mA/div.
: Jan Steinman <mailto:Jan@xxxxxxxxxxxxxx>
: Bytesmiths <http://www.bytesmiths.com>
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