Heathkit IT-27

Heathkit IT-27 Transistor and Diode Tester w/ 3 test leads, Operation manual.

Heathkit VTVM Vacuum Tube Voltmeter - TESTED

Heathkit Transistor Tester model IT-27 ~ UNTESTED, so listing as FOR PARTS . . .

Vintage Working Heathkit Vacuum Tube Voltmeter Model IM-5228

Heathkit IT-27 Transistor and Diode Checker / Tester With Assembly Manual

Heathkit Transistor - IT-27 Vintage Diode Checker Model IT-27, Untested

Heathkit Transistor Tester Model IT-27 - Used