[TI4-1009]

Mesa jumping on board:

http://mesaboogie.com/signal-management ... tml?ct=t()

[mgbills]

Fascinating. Nice find.

[strumminsix]

This is pretty fascinating actually. They have a whole line of stuff to fit in various spots in the chain.

Also, many don't talk about (maybe don't realize?!) the GCX also buffers a guitar signal to balanced:
http://www.voodoolab.com/manuals/gcx_manual.pdf