analog Summing Rig with 4 x ToolMix8, and ToolMst
Analog Summing Gear ToolMix
Analog summing rig with 32 mono inputs and 4 stereo inputs. 4 ToolMix8 analog summing boxes and a ToolMst master and monitor controller are linked.
 Analog Summing Box ToolMix8  Master and Monitor Controller ToolMst  

analoge Summing Rig with 32 Inputs