Quote:
Originally Posted by J_Player
You did not answer my questions: Ok, now what was your low pass filter cutoff point? what was the resonant frequency of the noise you heard? Was the AC noise below 1Hz like I asked? Or was it above 1 Hz? How many db attenuation did your circuit have for frequencies above 2 Hz?
Best wishes,
J_P
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? what do you mean ?
Don't you see the circuit diagram ?
Do you mean that if I'll mod it like you said I'll detect water or metals with it?
Don't understand.