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Posts tagged 측광

Schematic diagram for a broadband QRP SWR metering circuit and SSB TRANSCEIVER 80M / 40M boster filter IF Radio

A schematic diagram for a broadband QRP SWR metering circuit for use in a QRP antenna tuner. One could simply hold a momentary DPDT switch down and watch the LED while tuning the capacitors of the antenna tuner for minimum or zero light.

Radio remote control circuits

Radio remote control circuits The easy way to detect the tv remote is damaged or not Remote Control Breakers Circuit diagram remote control wireless Circuit Using 555 Remote Control Transmitter circuit TV remote control blocker Remote Control Circuit Breaker using 2SA104, 2SB187, 2SB22 IR remote control light, using relay Infrared Spectroscopy Radio Remote Control using […]

Audio Volume Controls

Audio Volume Controls AutoMatic Volume Control Circuits using TL082 IC Audio Amplifier Design News

Best and simple 50 Watt Amplifier circuit diagram using ICL8063, 2N3055, 2N3791

Best and simple 50 Watt Amplifier circuit diagram using ICL8063, 2N3055, 2N3791 parts R1 200 Ohm 1/4 W R2 200K 1/4 W R3 30K 1/4 W R5 1K 1/4 W R6 5K 1/4 W R7,R10 1 Meg (5%) 1/2 W R8,R9 0.4 Ohm 5 W R11 10K Pot R12,R13 51K 1/4 W R14 47K 1/4 […]

Audio amplifier pcb 6v6se

Amplifier circuit using 6v6se Audio amplifier pcb 6v6se

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