The Fostex 6301 series of active monitors have been on the market since 1982 as the standard active monitor speaker in broadcast and production facilities, and now Fostex has re-designed the 6301 series with the latest D-class power amplifierDefinition:
An amplifier that increases the power of a low power signal so that it's sufficient to drive a loudspeaker. and a new driver unit featuring energy saving "auto stand-by" function.