[SCA-Dance] Powered speakers

[tmcd at panix.com]

On Fri, 26 Aug 2011, Michael L. Squires <mikes at siralan.org> wrote:
> Ion makes a battery-powered box called the "Block Rocker" which is
> really a small battery-powered keyboard amplifier.

I know nothing about audio, so I've not heard the term "keyboard
amplifier" before.  Is it literally an amplifier that works only for
electric keyboards, or can they be used with, say, some sort of jack
coming out of a laptop?

Danyll de Linccolne
-- 
Tim McDaniel; Reply-To: tmcd at panix.com