Rickresource Rickenbacker Forum

OMG I can't read a schematic, especially one from the mid-fifties. Does ANYONE know how to adjust the variable resistor. Send a picture showing where to put the meter. I assume it vaies the voltage to 2.5 volts between what and what. When I go from either leg of the resistor to ground, it starts at ...

Where do you check the setting of the trim pot?
Is it adjusted with the guitar plugged in and compressor in one of the 4,5,or 6 positions?
The spec for it is 2.5v from the factory. Where do I put the voltmeter leads to check this?

I just purchased a 370/12RM that really hasn't been used much in many years. I don't know if the compressor is set/working properly. Is there anywhere in Southern California where I can bring it to have it checked out by someone FAMILIAR with the E1 compressor? It sort of works, but even with the ne...