• 4-way mono block design.
  • ATC “Grounded Source Topology”.
  • 850W Class AB total output.
  • 4th order active crossovers with phase correction.
  • Soft limiting driver protection.
  • Triple fan cooling.
  • 6 year warranty.
  • Only available as part of an ATC active loudspeaker system.



Output Power:  HF 100W into 6Ω, Mid 200W into 16Ω, LF 275W x 2 into 8Ω
Input Sensitivity:  2V
Input Inpedance:  10kΩ
Frequency Response:  5Hz – 20 kHz ±0.1dB
Signal to Noise Ratio:  Better than 105dB
Crosstalk:  Better than 90dB
Power Requirements:  100, 115, 230 Volts (region dependant 50/60Hz factory set)
Dimensions:  19˝ Rack Mounting 5U high (222mm / 8.7˝), Overall Depth 538mm (21.2″), Front Panel and Handles 71mm (2.8˝), Rear Handles 40mm (1.6˝),
Amplifier Body 427mm (16.8˝ )
Weight:  40kg approx.