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Infrared remote control music socket circuit (3)
Source: InternetPublisher:念念Brown Updated: 2016/06/03
The circuit is shown in the figure. It includes infrared remote control transmitter and infrared receiver, decoding, relay control circuit and music circuit, etc. The infrared pulse emission circuit is composed of a 25kHz pulse oscillation circuit and an infrared emission drive circuit. Use F1, F"2 and R1, R2, C1, etc. in the six NAND gate integrated circuit CD4069 to form a 25kHz pulse oscillator. Infrared transmitter circuit:
infrared receiver and control circuit:
infrared receiver and control circuit:
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