User Manual
Allen & Heath  23  WZ
4 
16:2 and 12:2 User Guide 
Connections 
Mono channel  XLR balanced pin 2 hot    Sensitivity -60 to +10dBu 
      TRS balanced, tip hot      Sensitivity -40 to +10dBu 
      Pad out (MIC)        2k ohm 
      Pad in (MIC or LINE)      >10k ohm, -20dB 
      Max input level      +30dBu 
      XLR phantom power      +48V, on/off 
Stereo channel  ST1,3 TRS unbalanced   >10k ohm, -16 to +20dBu 
      ST2,4  TRS balanced    >10k ohm, -16 to +20dBu 
Stereo returns  ST1(5) TRS balanced    >10k ohm, -6 to +20dBu 
      ST2(6) TRS unbalanced  >2k ohm, -2 to +20dBu 
Inserts    Channel      TRS, tip send, ring return, 0dBu 
      Output       TRS, tip send, ring return, -2dBu 
L, R, M outputs  XLR balanced pin 2 hot  <75 ohm, +4dBu, +26dBu max 
Aux 1-6 output  TRS impedance balanced  <75 ohm, -2dBu, +21dBu max 
      Electronic balance option  <75 ohm, +4dBu, +26dBu max 
Direct out    TRS impedance balanced  <75 ohm, 0dBu, +21dBu max 
AB out    TRS impedance balanced  <75 ohm, -2dBu, +21dBu max 
Headphones TRS, tip L, ring R,    30 to 600 ohm headphones recommended 
Lamp   4-pin XLR      max 12V 5W lamp 
MixWizard 4 Series Part Numbers 
WZ
4
12:2 8 mic/line, 2 dual stereo, LR console        W4-122 
WZ
4
16:2 16 mic/line LR console            W4-162 
WZ
4
14:4:2 10 mic/line, 2 dual stereo, 4 group console      W4-1442 
WZ
4
12:2,WZ
4
16:2 & WZ
4
14:4:2 USB2 option kit        004-232JIT 
SSM2142P balanced output driver option IC         AE0302 
DRV134 balanced output driver option IC (alternative to above)    AE5725 
Allen & Heath 18” gooseneck LED lamp          LEDLAMP 










