915 Generation TDA2822 TDA2822M Mini 20 Channel 2x1W Stereo Audio Power Amplifier Board DC 5V 12V CAR Volume Control Potentiometer Module

Directions for use
1 Connect speakersThe speaker two thread ends at of is connected to the amplifier board audio output port left sound channel the positive line connect power amplifier board LOUT port the cathode connect to GNDRight track the positive line power amplifier board the ROUT of port the cathode connect to GND
2 Connect audio sourceUse a 2 core audio line connected to the amplifier board of 3 p audio input connect the other side of the audio line plug to such as computers mobile phones MP3 DVD etc
3 Connect the power supplyUse 18-12 v dc output of the power adapterbatterycharging etc all can treasureWill two dc power cord is connected to the amplifier board2 p power source port the positive line to VCC negative to GND the connection is important to make clear is negative not blindly wiring if meet the could seize power amplifier board
4 Put through power supply amplifier board into working stateYou can the befond of according to to adjust the volume knob you can enjoy the magical of eagle amplifier board

This board features
adopts TDA2822M power amplifier chip it has many advantages such as small static current crossover distortion characteristicsSuitable for portable miniature tape recorder computer audio power amplifierIn the era of portable tape recorders 85% are TDA2822M amplifier chip
Amplifier with the volume control potentiometer convenient for the to adjust the volume size at the same time Presented a cap quality knob
The audio all adopt the wiring users do not need to use soldering iron as long as a small screwdriver can easy wiring
circuit boards have a Screwdriver screw terminal and do not need to use the soldering iron can fast connection even if you 't have any basis for see the wiring is also DIY power amplifier so simple
The performance parameters
Power amplifier output power
Rating 1 w x 2 1-3 inch speaker
The maximum power 15 W x 2 02-5 W can meet the speakers
Speaker impedance 4-32
Power amplifier sex 50 db
Net weight 25 g
Distortion 01%
Input interface 3 p wiring jokes
Adjust the form volume adjustment
The input voltage DC18-12V
Power amplifier board size 42 excluding potentiometer bulge long * 30 width x 25 mm high
color blue
Material metal PC

Package Contents
1*CAR Volume Control Potentiometer Module

Only the above package content other products are not included
Note Light 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