HiFi JV13 50K relay 128 version Remote Preamplifier Board Volume Control Board DIY kit / 4 Way Input

HiFi  JV13 50K relay 128 version Remote Preamplifier Board Volume Control Board / 4 Way Input

product description：

Default price is 2 channel  DIY  kit ,all parts need buyer to solder！ ​ ​ Works voltage: AC12V ​ ​ Constant input impedance 50K ​ ​ With memory fuction ​ ​ 4 relays for 4 inputs, 7 relay for 128 volume, stepping 0.5dB, the total attenuation 63.5dB ​ ​ Volume board size: 100MM * 36MM ​ ​ Signal switching board size  55MM * 36MM ​ ​ Two coding switch mounting hole pitch 168MM. you also can take down the two coding switch mounting PCB, connect them via wires easy ​ ​ Volume board only relay and resistors, sound is pure, fresh ​ ​ Constant input impedance, the real index type, regulate smooth; use DALE PHILIPS VISHAY resistors, the sound quality is guaranteed ​ ​ Volume size is small. you can use more board to built a multi-channel volume or balance control ​ ​ Taiwan coding switch ​

Package Included:

1pcs × JV13 50K remote volume board kit all parts need buyer to solder！

1pcs × Aluminum remote (no battery)

Connect wires

​