HFU HF Underground
General Category => General Radio Discussion => Topic started by: CoolAM Radio on October 08, 2021, 1637 UTC
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In my online Database - (Sub-)Directory
ELEKTOR CIRCUITS
4 volumes PDF files with all kinds of DIY items!
In total 301 projects!
http://bit.do/database-radiorelated (http://bit.do/database-radiorelated)
André
CoolAMRadio - Shortwave
the Netherlands