Electronic Components 2 Pcs VU Meter Warm Backlight Recording Audio Level Amp with Driver Module

Description

Product Description:
Driver board:The fourth-generation driver board instead of 7318IC drive plate, improved the two disadvantages of 7318 driver: 1. Small pointer swing.2. Small adjust sensitivity.Instructions for use: 1. Input AC / DC 12V is the power supply for the drive board. (It is recommended to use a separate power transformer, or independent winding for its power supply! The current is 45MA when drive board does not use the backlight)2. L, GND, R: This is the driver board low level signal input terminal, used to connect CD machine, computer sound card, pre-class, and other audio equipment, audio signal, when wiring L, GND, R need respectively corresponding to the left, ground, and the right channel.3. The backlight DC12V is the power supply used for the backlight of the meter after the driver board is rectified and stabilized. (

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