Heathkit IM-58 Harmonic Distortion Meter - Powers On, Has Not Been Tested

Heathkit IM-58 Harmonic Distortion Meter

Heathkit IM-28 VTVM Vacuum Tube Volt Meter VTVM Probe & Leads - Tested

Vintage Heathkit IM-104 Multi Meter VOM (See Inside) For Parts Only

Heathkit Model IM-18 VTVM Vacuum Tube Voltmeter

Heathkit Vacuum Tube Volt Meter AC VTVM Vintage Model IM-38 Untested POWERS ON

HEATHKIT VTVM AV-2 Analog Vacuum Tube Heath Voltmeter Meter

Heathkit IM-16 And IM-25 Solid State Voltmeter And VOM