20W bus circuit radio and megaphone

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20W bus radio and megaphone circuit TDA2005S double low frequency power amplifier integrated circuit design, the front end can be connected to the microphone input or low-frequ

ency radio output voltage amplification stage, each TDA200S 10W output power, can take four speakers. Two outputs with eight speakers, can be divided in different parts of the car, the total output power of up to 20W.

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