Dual-pointer VU meter stereo audio amplifier board with driver

Dual-pointer VU meter stereo audio amplifier board with driver Description

Dual-Pointer VU Meter Stereo Audio Amplifier Board with Driver Description: The power supply input is for the backlight and the adjustable resistor for setting the jump. Operating conditions: Temperature 2%, Humidity 70%. If the test results are consistent, the device can be operated at normal temperature and humidity. Note: The cable must be soldered to the driver board. Color: As shown. Material: Metal + Plastic. Size: 15.5 x 4.8 x 3 cm. Troubleshooting Method: Method 1: Set the power amplifier volume to maximum using the 1 kHz generator and adjust the resistor until the meter reads 0. Method 2: No generator. You can download and use the generator software to output 1 kHz to the power amplifier. Set the power amplifier volume to maximum and adjust the variable resistor so that the meter reads 0. />
Package Contents:
1 * VU Meter
Only the above package contents, other products are not included.
Note: Light reflections and different displays may cause the color of the item pictured to differ slightly from the actual product. The allowable measurement error is +/- 1-3 cm.
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