3Pcs TDA2822 Power Amplifier Audio Stereo Module DIY Kit Electronic Learning Suite

Application This DIY kit uses the TDA2822M chip This kind of chip is widely used in the WALKMAN the radio and the Multimedia active speaker as the Audio Amplifier It has the advantage of simple circuit good Sound volume Wide voltage range and so on whats more it can work in the stereo and the BTL circuits Note This is a DIY kit you need to assemble it Schematic diagram introduction The main circuit is very simple which is consists of the audio input adjustment circuit and the TDA2822 audio amplifier circuit The audio input adjustment part is mainly consist of the headphone seat and the turbine rotary potentiometer besides it controls the size of the audio signal by adjusting the potentiometer Electrical parameters Working voltage DC4 5 9VPCB board size 44 x 34mmBuzzer size 50mmBuzzer power 0 5WPackage includes 3 x DIY kit