A tri audio amplifier has three in one amplification act drive specifically each audio speakers good quality, using TDA2030 and crossover network built-in [...]
This is gainclone amplifier circuit, project as stereo 40W-56 watt main amplifer use LM3875. It easy to build by 2 ICs ,more a few parts ,without any set...[...]
Here is a LM1875 datasheet, used for a 20W audio amplifier on Class AB type. Voltage Gain is 90dB. Low Harmonic Distortion Noise is 0.015%, 1KHz, 8 ohms [...]
This is the Class G 300 watt MOSFET Power amplifier circuit with PCB MOSFET. It have more feature, maximum RMS output power: 200 watts at load 8 ohms or 360 watts at the load 4 ohms.
It is guitar amplifier circuit diagram with pcb layout. Power output at 200 watt in super bridge model so help to you have a high quality circuit in cheap. [...]
This is a HI-FI power amplifier circuit using popular TDA2003-IC from SGS Thomson. The normal operation of the integrated circuit, the music amplifier for car audio radio sound. Which it…