The QSB-648E is a 480 watt RMS power amplifier with excellent stability and quiet operation. It features a 3RU cabinet with toroidal power and output transformers. On board overtemperature thermal and short circuit protection is provided. Fuses are fitted on both AC & DC circuits. Thermally switched fan operates when amplifier is at high output and switches off at normal operation.

Click here - for info & specs (PDF - 901KB)