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Title: Radio crystal holders, companies, and history Post by: wd8das on March 23, 2021, 11:34:35 PM As a part of building the new AF4K Crystals website and store, I've added the interesting page from the old site covering holder types, companies, and history. I've fixed the broken links and added some new details... http://af4k-crystals.com/RadioCrystals-Holders-Companies-History.htm 73 Steve WD8DAS Title: Re: Radio crystal holders, companies, and history Post by: Opcom on March 24, 2021, 10:42:29 AM Thanks! AMfone - Dedicated to Amplitude Modulation on the Amateur Radio Bands
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