Quasi-duplex voice-activated wireless walkie-talkie DIY
By SZ123 • 二 27th, 2009 • Category: FM Transmitter DiyQuasi-duplex voice-activated wireless walkie-talkie，work frequency３０ＭＨｚ，Use voice-activated，working volt ３～９Ｖ，transmitted power １～５Ｗ。
The following is a circuit schematic diagram: