ITEM NAME:1x 2x18W TDA2030A 2.0 Double Track TDA2030A Audio Amplifier Board Module DI B8A2 1x 2x18W TDA2030A 2.0 Double Track TDA2030A Audio Amplifier Board Module DI B8A2 Working Voltage: AC9 ~ 15V or DC9 ~ 15V Output Power: left and right channel 18 w x2 (horn) Output Impedance: 4-8Ω PCB Size: 12cm x 5.5 cm(L*W) Color:Random Color Material:CCL This power amplifier template adopted two ST's TDA2030A 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, less 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 channels around, including W101 as the volume potentiometer, W102 bass adjust potentiometer, W103 for high adjust potentiometer.The input audio signal after the volume and tone control by the C106, C206 sent to TDA2030A integrated audio power amplifier power amplifier.State of the working circuit in the dual power supply (OCL), audio signal by TDA2030A 1 foot (synthetic input) input, after power amplification of the signal output from 4 feet, including R108, C107, R109 negative feedback circuit, it can make circuit stable work, R108 and R109 magnification ratio determines the TDA2030A communication, R110, C108 and R210 and C208 high-frequency vibration cancellation circuit, to suppress high frequency self-excited oscillation may occur. Package Contents:1 X 2.0 Double Track TDA2030AA Audio Amplifier Board Module DIY Kit NOTE: THIS PRODUCT NEED TO BE INSTALL BY YOURSELF! Note: Random color, don't accept the specified color. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
