Electronics Help Care Amplifier circuit diagram
DIY car amplifier using 12 volt battery:
This is a DIY car amplifier using 12 volt battery. HA1388 is a stereo audio power amplifier IC from Hitachi. This circuit can make a stereo mode 18+18 watts output. and in mono mode can make 35 watts of output. Here, use HA1388 12-pin audio IC. This circuit can run from 12 volts to 24 volts. dual (stereo) low-power audio amplifier. designed to drive small speakers. very common in vintage consumer electronics.
Stereo output (2 channels). Low distortion. Built-in thermal shutdown & short-circuit protection. Works with a single power supply.
2.1 audio amplifier circuit diagram 25+50+25 watts:
This is a 2.1 audio amplifier circuit diagram, 25+50+25 watts. We can use a minimum of 12-0-12 volts to a maximum of 25-0-25 volts. But the best voltage is 15-0-15 to 20-0-20 voltage. This circuit has a stereo input for the surround output. The surround per channel got 25 watts. The left channel is 25 watts, and the right channel is 25 watts. The bass output is 50 watts.
We can use this amplifier in the car. not only a car-like portable sound box.
Build a Transformer or construct the transformer. Home Theater Circuit Diagram 5.1
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