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