DERB - Checking out the Chinese Frequency counter module
Seems to work well at frequencies above 1 Mhz. :) Proper BNC to SMA cable for to fit this module: https://www.ebay.com/itm/SMA-Male-to-...

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PLJ-8LED (clone) frequency counter: useful - but has issues

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A Frequency Counter? For £16? Surely it's pants..

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The $6.88 Secondary Frequency Standard

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Leader Signal Generator Revisited Part 1 Adding a Frequency Counter

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What Happened to the Cox .049? | The Engine That Couldn’t Survive Modern Childhood

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8-Digit Chinese Frequency Counter and Case Part 1

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Revealing The SPECIAL TECHNIQUE Of A Pakistani Man To EXTRACT GOLD From Used Motherboard Waste

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Unbelievable Smart Worker & Hilarious Fails | Construction Compilation #5 #adamrose #smartworkers

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RF Signal Frequency Counter Review & Adjustment - 0 1MHz to 2 4GHz

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How to build a simple RF tap/sampler for your frequency counter/scope

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People Who Messed With The Royal Guard and Regretted It!

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Shielding CNC Electronic Wires - How to Eliminate EMI (Interference)!

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Active RF Probe for frequency counter and radio alignment. DIY project.

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Unbelievable Smart Worker & Hilarious Fails | Construction Compilation #7 #adamrose #smartworkers

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Cheap Frequency Counter from eBay

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PLJ-8LED freq. counter module 0.1MHz to 2.4 GHz

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Frequency Counter And Crystal Tester / Meter - Assembly And Testing

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CB Radio President Jackson repair - tuning & PLJ 8 LED

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Never Buy a Water Pump Again! A 65-Year-Old Plumber Made His Own Water Pump Using PVC Pipes | Update

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