HLI Model 3705 PCM VF Communications Test System, for Parts/Repair

marconi radio communications test set 2955B and a Radio test system 2975B

Symmetricom Datum ExacTime ET6000 OCXO GPS Synchronous Clock

Associated Research 3705 Dielectric Withstand Tester

Sage Instruments 930A Communications Test Set Passes Self Test!

3901 HEKIMIAN LABORATORIES HLI MODEL 3901 COMMUNICATIONS TEST SYSTEM MAIN UNIT

MOTOROLA R-2034D/HS COMMUNICATIONS SYSTEM ANALYZER M6558

HP 8920A RF Communication Test Set