Optoelectronics Frequency Counter 3000A 10hz- 3ghz Dual Input Untested

Optoelectronics Micro Handi-Counter 3000A 10hz- 3ghz Dual Input

Optoelectronics Opto 3000A Micro Handi Frequency Counter, 10hz - 3 Ghz UNTESTED

Optoelectronics Opto 3000A Micro Handi Frequency Counter, 10hz - 3 Ghz

MFJ 886 Frequency Counter 1 MHz - 3 GHz

Optoelectronics Handi-Counter Model 2600H

Watson Super Hunter 10Hz-3GHz handheld frequency counter.

RADIO SHACK FREQUENCY COUNTER FOR CB AND HF TRANSCEIVER