Some of the Outlaw amps (e.g. 7125) indicate that they trigger at 3-32 volts which would work with a 5-volt trigger output so that doesn't necessarily mean the 976 is outputting 12 volts.

Has anyone else measured the 976 trigger output with a meter to confirm the voltage output?
_________________________
975/7075/SMS-1
Aperion Verus Grand Towers & Bookshelves, Verus Forte Center, Infinity Surrounds, Ultra-X12
Oppo BDP-203, XBOX360, Xbox One
LG 65" OLED
RR2150 w/Klipsch SCR-2