so...i actually sold the MEK as someone offered me a very good price for it and just nabbed a tetra..waiting for it to arrive. I plan on sequencing primarily from MPC and hope to midi-map most stuff to a novation sl (whcih i need to buy!) so i can use the multi-mode and also i can do things without ...

Not analogue but the Korg Zero 8 mixer will allow you to do all of this (and then some).

when the tetra is in multi-mode (ie. different midi-channel for each sound) the front panel is disabled (this is what made me not buy a tetra - i'd emailed DSI!). Any changes you want to make have to come from external midi-controller or sequencer I believe! I might be wrong..i don't own one (only a...