TDA2030 + transistors BD908/BD907 – 18W HI-FI audio amplifier
TDA2030 + power transistors (TIP41, TIP42 or 2SC1061, 2SA761 or BD908, BD907 or BD911, BD912 or TIP31, TIP32) for an audio amplifier up to 40 … Read more
Circuit power audio amplifier with TDA7377 2.1
Complete circuit power amplifier 2.1, 3 channel with TDa7377, include in the layout, power supply, bass filter as well as the full PCB layout. Project … Read more
Circuit adjustable bass filter from 50 Hz to 150 Hz NE5532
This is a bass filter, using the OpAmp Ne5532 or another of your choice. The circuit is simple to set up and already has symmetrical … Read more
Stereo Power audio amplifier with TDA7297 – 2 x 15 Watts
complete stereo amplifier circuit including printed circuit board to power of 2 X 15 Watts. Using minimum of components in the integrated circuit TDa7297 ST … Read more
Simple Circuit – Stereo audio amplifier with IC LM386
This is an audio amplifier with 2 LM386 integrated circuits. Basically it deals with the use of 2 amplifiers as in another article posted at … Read more
Circuit Stereo Preamplifier With IC TDA1524A – Tone Control Unit
Stereo preamplifier circuit based on the Integrated Circuit TDA1524A. Contains components for amplification and pre Tone controlling. The signal processing is done by the voltage controlled … Read more
Power Amplifier with Subwoofer – TDA2030 and Ne5532 – 2 x 18 Watts + 30 W Bass
This circuit is typical of systems sold for 2.1 PC surround systems, left and right channel and subwoofer. Just plugging in the stereo audio and … Read more
Circuit power amplifier stereo audio with LM1875 – 2 x 20 watt
This is an audio amplifier circuit using integrated LM1875 stereo to 2 x 20 Watts. With power supply for ease of assembly for any hobbyist. … Read more
Audio Amplifier Mono With IC TDA7293 -100 Watts
Power amplifier using the TDA7293 chip manufactured by ST Microelectronics, includes schematic and PCB design for easy mounting of the power amplifier. The TDA7293 is … Read more
Download collection of circuits Tubes Audio power Amplifiers
This is a PDF in English published in 1947 and features 45 complete schemes of tube amps, including diagram drawing material list and description of … Read more