Audio.
the additional power output capability of an amplifier when producing short-term peak signals, compared with its continuous-signal power rating. Also called headroom .
Audio.
the additional power output capability of an amplifier when producing short-term peak signals, compared with its continuous-signal power rating. Also called headroom .
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012