Audio amplifier micro processing volume control board
The potentiometer uses Japanese ALPS potentiometer, which is durable
1: Automatically adjust to the minimum sound every time you turn it on, and automatically adjust to the 9 o'clock position, very intelligent, so that you can not make a big sound every time you boot
3: With remote indication status
Potentiometer handle length 2 cm
It is an ideal tool to modify the front plate, the preamplifier or the rear stage. If the stage is very convenient, you can directly install the control board into the machine (this will definitely not affect the appearance).
Power supply AC 8 to 12V DC can also be standard 9V