Power Amplifier Mini 2W+2W by TBA820M


Posted on Feb 6, 2014

The sound will a little 2W+2W just but enough with 6 sizes are inch 8ohm loudspeakers. as a result still have a voice good loud the moderately. Request friends have fun the circuit amplifies this miniature please yes. If phone your light exceedingly ring. Invite come to this way. I thinks this circuit can help. It is Telephone Amplifier circuit. By have pillar equipment be IC LF351


Power Amplifier Mini 2W+2W by TBA820M
Click here to download the full size of the above Circuit.

perform enlarge telephone signal from pick up give the power goes up. Before transmit to IC TBA820M for amplify with a loudspeaker next sir. And VR1 perform fine the loud sound or the silent




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