• An optional and stackable 150W stereo + subwoofer  (50w per channel) amplifier for our 4ch mixer. There are few versions of the TDA20x0 chips ranging from 20W to 50W depending on power provided.

  The circuit has power rectification and regulation for the pre-amps and power drivers with power header for interconnection to the mixer board and optional VU meters. It will require center tapped transformer with minimal 24V  and maximum of 36V.
  
   

  
   

  Features

     Stereo amplifier using very inexpensive driver ICs
     Subwoofer option  
     RCA input or/pcb header
     Stackable onto mixer board with jumper interconnections
   

  Documents

    Schematic
    Gerber Files

    PCB (easyEDA)
    TDA2020
    TDA2030
    TDA2050