nobcha23のエアバンド受信機自作ブログ DIY airband receiver BLOG

エアバンドレシーバーキットの組み立て、改造を手掛けます Assemble and remodel Chinese airband receiver kit


R909 is an improved R80 V7 airband receiver  R909はR80 V7の改良版

R909画面 When I assembled R909 radio, I found several improved points from R80 V7. As the R909 radio circuit has been improved from R80 V7's, It is useful for who would like to get better performance than R80 V7 . (R909 is an Arduino based…