12v 400w audio amplifier circuit diagram. This mic pre amplifier circuit operated with 9v dc voltage you may use 9v battery for this circuit. Lm3886 is a high fidelity audio power amplifier ic capable of delivering 68w of continuous power using 4 ohm speakers. Jx10001d car amplifier pdf manual download. Lm3886 provides excellent sn ratio of 92db and above as well as extremely low total harmonic distortion over the audio spectrum.
This circuit will produce a power output up to 32watt. Since 1999 welcome to over 50 articles on amplifiers tube based preamps crossovers headphone amplifiers single ended amplifiers push pull amplifiers circlotron circuit design hybrid amplifiers cascode circuits white cathode followers. The circuit is very simple inexpensive and easy to built. View and download jl audio jx10001d owners manual online.
With good sound quality high power and very low distortion feature this circuit will be very suitable for simple and cheap audio systems. Here is a hi fi power audio amplifier circuit built with a power ic tda2050. This is a low cost 150 watt amplifier circuit with diagram and schematic design using two darlington power transistors tip 142 and tip 147. Here the simple mic pre amp circuit design based on single ic lm358.
The high and low voltage cut off with delay and alarm circuit with circuit diagram is explained in this post. This amplifier circuit can deliver 150 watt rms.