Dimensions (in.): 19 x 15 x 5.25 | Weight: 85 lbs | • NexSys ready • Toroidal power transformer • Tunnel cooling • 105 CFM AC fan, with twin speed option • High thermal mass heat sinks • Balanced XLR inputs • 5-way output binding post connectors • Stereo/Parallel/Bridged Mono mode selector switch • Rear panel ground lift jumper • 8001 protection circuitry: – Clip Limiting prevents speaker damage with gentle gain reduction at clip threshold. – IGM (Instantaneous Gain Modulation) monitors connected loads to detect conditions that may overstress output devices, allowing safe operation into nominal 2Ω impedances. – AutoRamp gradually increases gain to attenuator setting level when amplifier is turned on. – Other protection circuitry: comprehensive thermal management, and short circuit, DC voltage, turn-on/off transient, current inrush and sub/ultrasonic input protection. • Ultra-strong, single piece steel chassis • Octal Accessory sockets • Recessed, stepped attenuators • Front panel circuit breaker/power switch • Modular construction • Five-year warranty (USA, Canada, U.K. & many other countries)