Bandaids,Bandaids,Bandaids, Just put an optoisolator and a couple of resistors on a small piece of Vectorboard and be done with it. If you are going to use the circuit in post #382 you might as well do it right with anh opto.
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Re: Fluctuating digital inputs
Bandaids,Bandaids,Bandaids, Just put an optoisolator and a couple of resistors on a small piece of Vectorboard and be done with it. If you are going to use the circuit in post #382 you might as well do it right with anh opto.
Dave Purola,
N8NTA
EN82fn
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