TDA2030 power Amplifier Board module Audio Speaker Sound Supply TDA2030 Modulo Amplificador 18WX2 Stereo Volume Control

TDA2030 power Amplifier Board module Audio Speaker Sound Supply TDA2030 Modulo Amplificador 18WX2 Stereo Volume Control

DescriptionWorking voltage: communication Double 9 ~ 12 vMaximum output power: left and right 18 w x2 (horn), 8 ofOutput impedance: 8 o size: 12 * 5.5 cmThis power amplifier template adopted two ST's TDA2030 power amplifier IC, the whole circuit design is reasonable, beautiful and easy, noise, high cost performance, single power supply, input voltage of alternating current (ac) 9 v to 12 v.Components layout is reasonable, strong power (18 wx2), almost no static noise, good listening, le peripheral components, easy to install, very suitable for home audio system modification or add, widely used in all kinds of active speakers.This circuit consists of two s around, including W101 as the volume potentiometer, W102 ba adjust potentiometer, W103 for high adjust potentiometer.The input audio signal after the volume and tone control by the C106, C206 sent to TDA2030 integrated audio power amplifier power amplifier.State of the working circuit in the dual power supply (OCL), audio signal by TDA2030 1 foot (synthetic input) input, after power amplification of the signal output from 4 feet, including R108, C107, R109 negative feedback circuit, it can e circuit stable work, R108 and R109 magnification ratio determines the TDA2030 communication, R110, C108 and R210 and C208 high-frequency ion cancellation circuit, to suppre high frequency s-excited oscillation may occur.Packing List:1Pcs 2x18W TDA2030A 2.0 Double ck Audio Power Amplifier Module Board DIY Kit