GENERAL RADIO RANDOM NOISE GENERATOR 1390-B AS IS/UNTESTED

VINTAGE GENERAL RADIO COMPANY 1390-B RANDOM NOISE GENERATOR

Vintage General Electric GE Random Noise Generator Type 1390-B Made In USA Parts

Parts/Repair Only — Untested — General Radio Random Noise Generator 1390-B

General Radio 1390-B Random Noise Generator

Wavetek Model 132 VCG Noise Generator Vintage Electronic Test Equipment

1390-B random noise generator

Wavetek Model 132 VCG/Noise Generator No Power Made in USA