Maybe there is another way?
If I measure the voltage coming through the photodiode, it is 4.6v normally, and drops to 4.4v when the laser is directly on it. How could I detect such a small voltage change?
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Re: Simple Photodiode On/Off circuit
Maybe there is another way?
If I measure the voltage coming through the photodiode, it is 4.6v normally, and drops to 4.4v when the laser is directly on it. How could I detect such a small voltage change?
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