Frequency counter and crystal tester kit: 1 Hz - 50 MHz | Elektor Magazine
53220A - Keysight Technologies - Frequency Counter, 1MHz to 350MHz, 12 Digits
USB Frequency Counter
USB Frequency Counter
Time & frequency counters :: Precise Time & Frequency Counter T3200U
An Open Source Frequency Meter and clock generator - Open Electronics - Open Electronics
Foxdelta FC4: PIC18F2550 USB 50/500MHZ Frequency Counter and RF Meter By Tony/I2TZK, Frank/k7sfn, Dinesh/VU2FD
RF Power Meter Frequency Counter – DS Instruments Microwave Equipment
TTi TF960 - 6GHz Universal Counter USB | TEquipment
Arduino/Genuino 24 GHz Frequency Counter
Diy Kit Digital Led Frequency Counter 1hz-50mhz Usb 5v Crystal Oscillator Meter Tester Kit Ali88 - Instrument Parts & Accessories - AliExpress
Amazon.com: FA-5 FREQ Counter USB Frequency Counter Acquisition Module Frequency Meter 26.5GHz : Industrial & Scientific
GitHub - swharden/USB-Counter: Open-source USB frequency counter
USB frequency counter
Integrated Frequency Counter & Power Meter - Mini-Circuits | Mouser
USB Frequency Counter
Amazon.com: FC-2800M Frequency Counter for Ham Radio CB - High Sensitivity with CTCCSS DCS Decoder for The VHF & UHF - CB Continuous Carrier Signal, Walkie-Talkies, DMR Radio : Electronics
Amazon.com: Portable Handheld Frequency Counter 10Hz-2.6GHz IBQ102 for MOTORLA ICOM Kenwood : Electronics
USBcount50 50MHz USB pen-style Frequency/Period Counter, Synchrotech
1Hz-12.4G USB Frequency Counter Frequency Meter Acquisition Module FA-5-12.4G | eBay
Keysight 53220A - Universal Frequency Counter/Timer (2 Channel / 350 MHz / 12 Digits / 100ps) | TEquipment
53200 Series RF and Universal Frequency Counter / Timers | Keysight
USB frequency counter (PCB) · Issue #1 · swharden/AVR-projects · GitHub
Bg7tbl Fa-5 Freq Counter Usb Frequency Counter Acquisition Module 1hz To 6ghz 12.4g 26.5g Frequency Meter High Precision - Protective Sleeve - AliExpress
res.cloudinary.com/iwh/image/upload/q_auto,g_cente...
USBcount50 - 50MHz USB Pen-Style Frequency/Period Counter ($59.85) : Saelig Online Store
USB-Powered Frequency Counter has wide RF frequency range.
