MV04 is a cheap entry-level remote volume control and input signal selection kit.
This kit uses CPU control input signal selection and control of motor rotation potentiometer to complete control the volume.
Using the original ALPS potentiometer sealed metal case, high reliability, and the sound quality is excellent.
MV04 with 4 associated motor potentiometer, supports 3 groups with a group of dual-channel input balanced input
With a special remote control, remote control or manual operation, which is very complete.
Operating voltage: 9-12VAC power supply.
This kit is used to replace the traditional mechanical signal selection with VR effect is very good, and simple construction. The most important upgrade as long as 36USD can be fully balanced remote control system, the price is even better than some of the potentiometer price is lower, the high cost it is invincible.
MV04 with automatic reset function, reset every time the opportunity to open a small volume of the state, to prevent misuse damage the speakers. Also can cancel the reset function, the board had not install the R17, R18 two 10R resistor,if you add them,the power-reset action can be canceled.
MV04 motherboard × 1
Signal input switching board × 1
Infrared receiver × 1
Signal selection pulse switch × 1
Remote control × 1
Drawings × 1
Supporting cable × 1 set