Infrared remote control volume potentiometer (CD4528, CD40193, CD4067)

Published:2011/9/12 21:53:00 Author:Christina | Keyword: Infrared, remote control, volume potentiometer | From:SeekIC

The volume potentiometer is composed of the CMOS digital integrated circuit, and it can be used as the volume control potentiometer of the home audio power amplifier circuit. And it can be used as the voltage regulator of other electrical equipments or instruments. The circuit is as shown in the figure. The full-circuit is composed of the double-channel infrared remote control transmitter, the double-channel infrared receiving signal amplifier, the channel selection and controller, the resistance network and the adding and subtracting controller. The launch circuit: The receiving circuit:



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