Quote:
Originally Posted by FrancoItaly
If you unplug the oscillator the lrl doesn't work, the sensor stage amplifies the oscillator signal and the phenomenon somehow interacts with it in mixer TR2.
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What I mean is to put a switch after the oscillator so that before exploring, we can set the zero volt limit of the sensor output in different geographical areas with a voltmeter, then put the oscillator in the circuit to explore, please.