An overview of the Allen & Heath GLD Output Processing Strip d. Output channel strip overview when SEL, rotary controls e. Output channel strip overview when SEL, touchscreen i. Mention Ext Input source ii. Point to third octave GEQ -- available for all mix outputs -- up to 20 GEQs depending on DSP configuration f. GEQ fader flip i. Master for the mix always present on the right ii. RTA view displayed across meters following current PAFL selection iii. SEL buttons to reset individual bands iv. Presenter tweaking master LR - audible changes in audio track