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> Triplet model 3423 mutual conductance tube tester
Triplet model 3423 mutual conductance tube tester
The manual states, All types of receiving tubes, low power transmitting tubes, rectifiers, thyratrons, eye tubes, subminiature, acorn, ballast tubes and pilot lamps. Also tests transistors and selenium rectifiers. The continuity test circuit may be used to check electrical appliances for shorts or open circuits. Separate plate test on rectifiers and diode types. Also test new filament tubes
