Storage & media accessories. Performance & DJ equipment. DVDs, films & TV. Tesseract Modular Tex Mix 4 Mono Channels Expandable Mixer Module. This is a 4 mono channels expansion. Several of these modules can be added to provide more channels. Every channel features: – Mono input – Vactrol Gate plug a CV into the GATE IN to modulate the volume of a channel, just like a classic VCA. When nothing is plugged in the GATE IN, the gate is normalled to fully open -SEND A control (switchable PRE/POST, in PRE mode the signal is present regardless to the channel volume control but only if the channel switch is in ON position) -SEND B control (post-fader) -PAN control (only affects the master bus) -VOLUME control (affects the master, cue and POST sends, does not affect PRE-fader send) -ON/OFF/CUE switch: ON – channel is routed to the master bus OFF – channel is muted CUE – channel is routed to the cue bus 13 mA +12V 8 mA -12V.