24 channel frames LR and M main mixes 8 Audio groups with pan and routing to LR and M 10 Auxes including a dedicated stereo send 2 multifunction stereo channels each with mic and stereo line inputs 2 extra dual stereos provide 4 summed or independent stereo returns Fully featured 12x4 Matrix Proper dual functionality for FoH/Monitor mixing Recording capable with channel direct outputs M can be used for centre/sub mix, LR mono sum, or engineers wedge Matrix external inputs with level trims and common input capability Stereo channel mic inputs can cross patch into matrix for ambience feed Responsive 4 band, 2 sweep EQ 100Hz channel high pass filters Individual phantom power and polarity switching Wide angle channel and master meters Dedicated stereo monitor meters Per channel pre/post fader aux switching for full flexibility Recessed pre/post-EQ aux switching per channel Internal jumper plugs for aux, direct out and other options Mutes on all fader masters 100mm dust protected faders Assignable talkback to all outputs, includes a talk switch latch mode 1kHz oscillator / pink noise generator with patchable external output 2-track monitoring and replay to LR 3 headphones/earpiece sockets and local monitor outputs Electronically balanced XLR outputs with +26dBu drive capability Preamp 74dB range with +34dBu input capability for mic or line Ultra low noise mix head amp design Uses RPS11 high performance external linear power supply Built-in combiner for redundant backup supply Individual circuit card assembly with nutted pots Sys-Link V2 console input/output linking option 4-pin XLR lamp sockets – Allen & Heath LEDlamp available