EIP Microwave Model 545 A Microwave Frequency Counter

EIP 545A Microwave Frequency Counters

HP5340A Microwave Frequency Counter Front End And Opt.001 (6pcs)

Pendulum Instruments CNT-90 Frequency Counter, 12 digits

HP5340A Microwave Frequency Counter Front Panel, Display, Transformer And Fan

HP Agilent 5328a Universal Frequency Counter

Agilent/HP 5384A with 001 opt Frequency Counter

Racal Dana 9902 Universal Frequency Counter Timer *Intermittent* - for parts