Note: This is a kit, all the components need yourself to solder. if you are not skilled in solder them, Please buy the assembeld board,
works voltage Dual AC8-12V
display PCB size:100mm*32mm (include the Encoder PCB size)
With memory fuction
with Opto-isolated external swtich control signal.( you can add one Power Switch Board to control other External device power.)
High-grade aluminum remote control.
The board use new original BB's top volume control chip PGA2311,
Internal use pure resistor network, when volume<0 dB ,d not start internal amplifier,
when > 0dB using the internal amplifier, it is is a good preamp stage.
The board is set to -95dB to + 31dB,each sep 1dB;
Note: this board is not include Signal switching fuction!!
package included: DIY mini PGA2311 Remote preamp volume kit x 1
remote x 1(no battery)