WARNING: Tube/Valve amplifiers use potentially LETHAL HIGH VOLTAGES.
Building, troubleshooting and testing of these amplifiers should only be
performed by someone who is thoroughly familiar with
the safety precautions around high voltages.
Hello Everyone. I have GE 97F caps. The connectors on the bottom do not have a + or a - mark. One pole is marked with a spot of white paint near it. Is this positive or negative?