<<<<<<<My original Thread>>>>>>> Jan 28, 2001
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I have an opto-electrical circuit design using an optical transistor OP506A,
and an Operational Amplifier TL072. When the Optical-eye is covered (no
light goes...
I have an opto-electrical circuit design using an optical transistor OP506A, and an Operational Amplifier TL072. When the Optical-eye is covered (no light goes to the optical eye), positive input (Pin 3) of the TL072 goes to +5V, then the output of the TL072 is triggered.
The Problem:
when...
