Homebrew Frequency Counter : CETH-60
FA-3-3G Frequency Counter 1Hz-3GHz Frequency Meter 11Bit/Sec FREQ COUNTER #tzt | eBay
Audio Frequency Counter:Amazon.com:Appstore for Android
TZT FA-5 PLUS FA-5-30G Frequency Counter 11 Bit per Second 10MHz OCXO Frequency Meter USB - AliExpress
FC-3000P Portable Frequency Counter/ Ctcss Meter — LATNEX
Delta DFC100 Wireless or Inline 6 Digit Frequency Counter CB W/AC Adapter: Amazon.com: Industrial & Scientific
Amazon.com: Dosy FC50P 6 Digit Inline Frequency Counter with AC Adapter : Electronics
Frequency Counter Sf 103 | Dmr Frequency Counter | Walkie Digital Dmr | Frequency Meter - Walkie Talkie - Aliexpress
Daqarta - Sound Card Frequency Counter Screen Image
TTi TF960 - 6GHz Universal Counter USB | TEquipment
Early Frequency Counter
Tektronix FCA3020 - Frequency Counter (20 Ghz, 100 ps) | TEquipment
Soundcard Audio Tools and Toys
1Hz-6GHz Frequency Counter.11digit/s@10MHz: Amazon.com: Industrial & Scientific
07 Audio Frequency Counter - CircuitLab
Analog & Digital RF Detector & Frequency Counter
Stanford Research SR620 Time Interval / Frequency Counter
Electronics-DIY.com - Premium Quality Electronic Kits, LC Meter Kit, 60MHz Counter Kit, XR2206 Function Generator Kit, Transmitter Kits, Volt Ampere Meter, RF Remote Control, Electronic Components, BA1404, BH1415, BH1417, TDA7000, 38KHz Crystal,
Dosy FC 50 Frequency Counter | CB Radio Magazine
FA-5 PLUS FA-5-30G Frequency Counter 10MHz OCXO Frequency Meter USB | eBay
A SIMPLE FREQUENCY METER
Pendulum CNT-90 Basic Frequency Counter/Analyzer - Rapid-Tech Equipment
Audio Frequency Counter:Amazon.com:Appstore for Android
Tektronix FCA3120 20 GHz, 3-Ch Frequency Counter/Analyzer
TF960 - Aim-tti Instruments - Frequency Counter, 6 GHz, 0.001Hz to 6GHz
AGILENT (Used) 53132A 225 MHz, Universal Frequency Counter Refurbished
