Monthly Archives: September 2008

T/R Switch

2008/09/11                                     日本語は下の方にあります。   “ A T/R Switch   送信、受信切り替えスイッチ”     I operate QRP homebrew transmitters and built a transmitting / receiving switch last month. ( The schematic I made by "WORD" is not shown somehow here.  Sorry.)           Jack … Continue reading

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