Видео с ютуба Very Low Cost Frequency Counter
#069 OPTO-8000 Frequency Counter and Other Work In Progress
The Top 5 Best Frequency Counter in 2025 - Must Watch Before Buying!
100MHz frequency counter with PIC16F628A
Обзор и тестирование частотомера, сделанного своими руками.
PIC Frequency Counter: Fixing the pulse-width problem (and getting beyond 100 MHz)
Cheap Frequency Counter from eBay
10Khz 50Mhz Frequency Counter DIY
500 KHz frequency counter using atmel controller 89c2051
Fixing a cheap UHF frequency counter
RF Signal Frequency Counter Review & Adjustment - 0 1MHz to 2 4GHz
Cheap way to increase the input sensitivity of your frequency counter.
FA-2 Precision 6Ghz Frequency counter demo.
1Hz-50MHz Crystal Oscillator Frequency Counter Tester Kit Build
DIY Frequency Counter Without Microcontroller
Frequency counter kit build and test
Frequency Generator / Counter - Low Cost (Unbox & Basics)
#1313 I have too many frequency counters
An Inexpensive Frequency Display
JUNK SHOW: $6 DIY Frequency Counter Crystal Tester
Lazy Sunday: Frequency Counter - LS15