A slight drop in the power supply of a guitaramplifier (particularly noticeable in designs that incorporate vacuum tuberectifiers) when a powerful note or chord is played, which produces a compression-like softening of the sound. Too much sag can result in a muddy tone
Being music makers ourselves, we love geeking out on all things gear. From the tweakiest techniques to the biggest ideas, our experts work hard to constantly supply inSync with a steady stream of helpful, in-depth demos, reviews, how-tos, news, and interviews. With over 28,000 articles and counting, inSync is your FREE resource for breaking news, reviews, demos, interviews, and more.