Wave Wrapper and LEDs: Question ???
harry bissell
harrybissell at prodigy.net
Tue Aug 10 11:58:26 CEST 1999
While playing with the Wwrap circuit (Thierry Rochebois design) I got to
thinking about how the stages work... Each stage operates over a small
voltage range, and beyond that the amplitude "breaks out" and becomes
the input to the suceeding stage. This can be repeated many times to
allow multiple wraps.
I tried simulating this using back to back LEDs as the diodes. They have
a large voltage drop (true) but as a side effect they light up in
sequence as the input amplitude gets larger.
Does anyone have experience with LEDs as clipping devices. These are not
in a feedback loop here, they are just forward biased or not...
Is there any effect of photosensitivity of the LEDs. Do they form a
detector that could photon couple noise (ambient light etc) into the
circuit if they were exposed (like through a front panel...
OK I just like blinkey lights... allright ????
:^) Harry Bissell
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