We have a Gen Rad 1933 Sound Level Meter with one wire ripped off the bottom of the mast. It comes off of the signal wire (white), and is about the same length as the other wires that go to the meter board. The only two places that it looks like it could have been soldered are both power supply lines (+9v & -9V). The schematic in the manual from Ietlabs is cut off
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, page 58), same thing on the manual from bama. Anyone happen to have this manual laying around?Thanks, Steve