This device is realized with 2 specialized IC KA2284 /AN6884/. IC control 5 LEDs (5 dot bar type).

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Features:

Two entrances - for left and right channels.

Built-in amplifier input.

Trimmer to adjust the level.

Logarithmic indicator-10dB,-5dB, 0dB, 3dB, 6dB.

Constant output current of 15mA.

Supply voltage from 6 to 15V DC.

PCB size 105x37mm.