HP Hewlett Packard 8648C Signal Generator 9 kHz - 3200 MHz

Heathkit IG-42 RF Laboratory Generator See Waveform Black/White

HP 8640B Signal Generator - Opt 001 - Power Tested

VINTAGE HEATHKIT LABORATOY GENERATOR IG-42 Powers On

HeathKit R.F. Signal Generator with unassembled probes

Heathkit IG-42 Vacuum Tube RF Signal Generator Untested

HEATHKIT IG-5218 FUNCTION AUDIO GENERATOR MISC 12-PARTS COMPONENTS LOT ***

Vintage HEATHKIT Laboratory Generator Model IG-42