PROTEK FC-250 Frequency Counter W/ Case & Antenna - Untested Sold As Is

Redington 710-0018 Minute Meter Counter 115V 60HZ

REDINGTON 710-0006 COUNTER NSMP

Global Specialties MAX-100 Frequency Counter (Tested), 0-100mhz.

UNI UNIVERSAL SYSTEM US-9170A FREQUENCY COUNTER / DIGITAL MULTIMETER / FUNCTION

5740 DATA PRECISION Frequency counter With Manual

GW INSTEK GFC-8010H DIGITAL FREQUENCY COUNTER

SIMPSON CNC TIMER MODEL 109 TYP 1132 10 BIS 80 VOLT (HOURS) COUNTER