LED strip meter circuit diagram of a point

Posted on Mar 28, 2007

A simple level power meter to provide high-fidelity sound system bar or dot matrix display. Green LED display 0-7; 8 show yellow, red 9, the LED displays peak power. This circu

LED strip meter circuit diagram of a point
Click here to download the full size of the above Circuit.

it provides gain control for device calibration. Because this element absorbs 200mA, recommended power supply instead of the battery to run the device.

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