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Posts tagged 트랜시버 튜너

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.

audio electronic design

audio electronic design 0,5W Audio Power Amplifier circuit using KA2212 audio electronic design audio electronic design

Switch mode PSU diagram for car audio

Switch mode PSU diagram for car audio Switch mode PSU diagram for car audio

Electrical Schematic Symbols most popular symbols

Electrical Schematic Symbols

Circuit 2N2222

Circuit 2N2222 for Headphone amplifier This circuit can source about 500mA continuously, You built a 2 transistor project and it worked great, but now it has stopped working. You decide the transistor may be faulty.

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