What’s the relationship between gain (dB) and power (watts)?

Is there one? My new used 300+ epic Bryston amp has a gain switch on the back toggling between 23 and 29 dB of gain.

redwoodaudio05-30-2021 3:48am

b_limo Details Discussions Posts This discussion Message User 2,273 posts 05-30-2021 at 08:30pm Copy Comment URL Report Comment Edit Delete Awesome question and one I’ve been contemplating myself. and awesome answer MC, thanks to the op and the og