The Explorer 73 Amateur Radio Today August 1992
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DL4YHF Frequency Counter W/PIC16F628

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Freq-Counter W/Homebrew Case

My items on eBay

The Case for this counter was made from single sided printed circuit board soldered together.

Building Tips-Layout-Testing-Mods

Applications for Ham Rigs , Communication Receivers URL

DL4YHF website URL click on frequency counter

How I built the DL4YHF Frequency Counter KC7ZOW

My PCB Design for the DL4YHF Counter
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Typical Program Display using Prog. Switch
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Note: When starting Programing "Prog" will be displayed for 1 second