Lab Volt Frequency Counter 9403-00 Display Unit

Fluke 7260A Universal Counter Timer 100-220V Tested. Powers ON. Nice!

Fluke/Philips PM6666 Programmable Benchtop Counter Timer 120MHz

HP 5334B Universal Counter - Free Shipping

Racal-Dana 9919 UHF Frequency Counter 10Hz to 1.1 GHz

High Precision Frequency Counter 10HZ-2.7GHZ Digital Meter RFACDC TFC2700L

HP 5315A 100 MHz Universal Frequency Counter

LEADER ELECTRONICS LDC-824S 520MHZ DIGITAL FREQUENCY COUNTER