Specifications

Specifications
Power Amplifiers
15
Model or Series AT3000 AT2000 AT1800 AT1000 AT1202 AT602 AT6012
Number of Channels 2 to 7 2 to 7 2 to 7 5 and 7 2 2 12
EIA 1kHz Output Power at 8 Ohms* 350 watts 250 watts 210 watts 125 watts 140 watts 75 watts 75 watts
EIA 1kHz Output Power at 4 Ohms* 475 watts 375 watts 315 watts 180 watts 220 watts 110 watts 110 watts
FTC Full Bandwidth Output Power at 8 Ohms** 300 watts 200 watts 180 watts 100 watts 120 watts 60 watts 60 watts
FTC Full Bandwidth Output Power at 4 Ohms** 450 watts 300 watts 270 watts 150 watts 180 watts 90 watts 90 watts
Input Sensitivity for Full Rated Power 1.8 Volts 1.6 Volts 1.6 Volts 1.2 Volts 1.3 Volts 0.9 Volts 1.2 Volts
Frequency Response ±0.1dB from 20Hz to 20kHz at 1 watt
Phase Response +5 to -15 degrees from 20Hz to 20kHz at 1 watt
Signal-to-Noise Ratio “A-Weighted” Greater than 120dB below rated FTC full bandwidth power
Total Harmonic Distortion (THD) Less than 0.03% at full rated FTC power from 20Hz to 20kHz Less than 0.005% at full EIA power at 1kHz
Intermodulation Distortion (IMD) Less than 0.03% from 250 milliwatts to full rated FTC power
Load Impedance Safe with all types of loads. Rated for 4 to 16 ohms
Power Bandwidth FTC +0-3db from 5Hz to 100kHz
Damping Factor/Crosstalk Greater than 400 from 10Hz to 400Hz/Greater than -100dB from 20Hz to 20kHz
Voltage Gain Through RCA Jacks 34dB 34dB 28dB 28dB 28dB 28dB 28dB
Voltage Gain Balanced Through XLR Jacks 28dB 28dB N/A N/A N/A N/A N/A
Slew Rate Through RCA Jacks 50V/microsecond 50V/microsecond 50V/microsecond 50V/microsecond 50V/microsecond 50V/microsecond 50V/microsecond
Slew Rate Through XLR Jacks 70V/microsecond 70V/microsecond N/A N/A N/A N/A N/A
Input Impedance Nominally 28k ohms
Power Requirements 120 VAC (other voltages available on export models)
Rack Panels/Rack Adapters Optional Panel Optional Panel Optional Panel Optional Panel Optional Adapters Optional Adapters Optional Panel
Chassis Dimensions (W x H x D) Inches 17 x 8.75 x 18.3 17 x 7 x 16.5 17 x 7 x 16.5 17 x 3.5 x 12 17 x 3.5 x 12 17 x 3.5 x 10.25 17 x 7 x 16
Chassis Dimensions (W x H x D) Millimeters 432 x 222 x 465 432 x 178 x 419 432 x 178 x 419 432 x 89 x 305 432 x 89 x 305 432 x 89 x 260 432 x 178 x 406
Net Weight (lbs/kg) Model Dependent 76-126/34.55-57.27 50-93/22.73-42.27 50-93/22.73-42.27 55-66/25-30 36/16.36 32/14.55 73/33.18
Shipping Weight (lbs/kg) Model Dependent 88-138/40-62.73 62-105/28.18-47.73 62-105/28.18-47.73 66-76/30-34.5 44 /20 48/21.82 82/37.27
*EIA 1kHz Power refers to maximum average power in watts at 1kHz with 0.005% THD and noise. **FTC Full Bandwidth Power refers to maximum average power in watts from 20Hz to 20kHz with 0.03% THD and noise.