I tend to stick with major 7th's, flatted fifths, augmented ... well, you get the idea smile.

Seriously though, depending on the powered speakers, at only 25ft, 16 ga. should be just fine (especially if your powered speakers are using class D amps, the rest of your SS equipment uses very little juice).

chas
_________________________
"Faith means not wanting to know what is true." [Nietzsche]