Signal Tracer Troubleshooting Repair and Modification

More electronic troubleshooting adventures! Join Paul in the Lab as he explains “in great detail” the circuitry inside a Heathkit T-3 signal tracer. Then Paul will discover and fix some design flaws. See how the Watt meter (eye tube) and noise tracer functions work.

2 thoughts on “Signal Tracer Troubleshooting Repair and Modification”

  1. I have a HealthKit It-12 tracer, having noise problems & oscollation when volume is turned up. It shows up on scope, power supply caps ok,have not changed other caps yet. They are disc caps. Do you have any suggestion.
    Thanks Jay strand

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