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DIY audio amplifiers circuit diagram electronics projects

DIY audio amplifiers circuit diagram electronics projects and other related audio projects like : power amplifiers, audio systems, audio filters, vu meters, tone control, audio equalizers and more .

TDA2822 power amplifier

TDA2822 power amplifier is a monolithic integrated circuit in 12+2+2 powerdip, intended for use as dual audio power amplifier in portable radios and TS sets.

TDA7294 bridge power amplifier (150W/8ohms -170W/16ohms)

This 150 watt audio amplifier circuit is made using TDA7294 integrated circuit bridge mode configuration, where two TDA7294 are used, as shown in schematic diagram bellow .

LM3886 68W audio amplifier circuit

This 68W audio amplifier circuit is based on LM3886 integrated audio amplifier which is capable of delivering 68W of continuous average power to a 4ohms load and 38W into 8ohms with 0.1% THD+N from 20Hz–20kHz.


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