Homemade audio remote control circuit

Published:2011/7/28 21:04:00 Author:John | Keyword: Homemade audio, remote control | From:SeekIC

A remote control circuit has been designed for convenient use while manufacturing the sound by self. The easy purchased fan IC BA5104/BA8206 is used as the control chip. The functionality of the chip has been maximized through rational design. Due to the good performance, it can be well introduced for everyone. It can achieve the following functions: ① manual / remote control;② remote volume;③ source selection;④ delay shutdown;⑤ switch speaker protection;⑥ sound and light show. Transmitter circuit is shown in Figure 1. Receive and control circuits are shown in Figure 2. IC2 is the chip of the fan circuit.



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