5.1 Amplifier Preamplifier Tone Board Preamp Bass Frequency Volume Independent Adjustment 6 Way For 5.1 Amplifiers
5.1 Amplifier Preamp tone baord independent channel volume bass frequency division adjustment DC power supply
6 independent volume adjustments for easy positioning adjustment and adjustable bass frequency, which solves the problem of inconvenient adjustment of some pre-stage players
Input power: single DC power DC15-35V, the current is about 10MA.
Input signal: 5.1 signal input 1V
Output signal: 5.1 signal output 3V
Magnification: about 3 times
Features: STB automatic standby and mute, for supporting the amplifier board, installation is very simple. The multi-channel power amplifier module is silent, which can reduce most energy consumption. There is no overall volume adjustment, which can be adjusted on the player. You can also add up the volume potentiometer.