This is a small Stereo amplifier 3W + 3W using BA5406-IC. It use 12V power supply as source of this project. and use a few part so easy to build.
This is 2 watts + 2 watts Stereo small LM386 amplifier x3 ICs. It is cheap and easy to builds for BCL amplifier,mobile,MP3 player using 6V battery (AA x 4) [...]
Suitable for beginners thought will build the electroacoustics to listen yourself.
The Super Small and mini Power Amplifier BCL 1.2W by TDA7052 as Low voltage amplifier circuit 1.5V up to 15V, tiny size and can adjust volume by VR1 [...]
In normal stereo amplifier is 2 speakers. And if a mono amplifier is a single speaker. But this circuit is a special Mono amplifier. It can drive 2 speakers at the same time. Without parallel or serial access.
This is complete stereo amplifier circuit 60W +60 W without customize. Which is easy to build , sound quality, and cheap because the LM3876 works perfect. [...]
This is a create special 3D stereo sound circuit. Which sound is a dimension to the listening. Using the some low frequency to appear out left and right