GitHub - swharden/USB-Counter: Open-source USB frequency counter
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Integrated Frequency Counter & Power Meter - Mini-Circuits | Mouser
Bg7tbl Fa-5 Freq Counter Usb Frequency Counter Acquisition Module 1hz To 6ghz 12.4g 26.5g Frequency Meter High Precision - Protective Sleeve - AliExpress
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USB Frequency Counter
RF Power Meter Frequency Counter – DS Instruments Microwave Equipment
USB frequency counter
TTi TF960 - 6GHz Universal Counter USB | TEquipment
FA1-USB Frequency Analyzer Frequency Counter with USB Interface BG7TBL 20190327 | eBay
53220A - Keysight Technologies - Frequency Counter, 1MHz to 350MHz, 12 Digits
1Hz-12.4G USB Frequency Counter Frequency Meter Acquisition Module FA-5-12.4G | eBay
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1Hz-12.4G USB Frequency Counter High-Precision Frequency Meter Acquisition Modul | eBay
CNT-90 - Pendulum Instruments
An Open Source Frequency Meter and clock generator - Open Electronics - Open Electronics
USB Frequency Counter
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Arduino/Genuino 24 GHz Frequency Counter
Frequency counter and crystal tester kit: 1 Hz - 50 MHz | Elektor Magazine
Time & frequency counters :: Precise Time & Frequency Counter T3200U
FA1-USB Frequency Analyzer Frequency Counter with USB Interface BG7TBL 20190327 | eBay
Frequency Meter / Frequency Counter 10Hz-60MHz
USBcount50 - 50MHz USB Pen-Style Frequency/Period Counter ($59.85) : Saelig Online Store
High-Speed Counter/Timer Devices with Digital I/O
USB frequency counter
