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specifications
a
2800
Rated Power Bridge 4 ohms
2,800 watts @ 1 kHz at <0.1% T.H.D.
Rated Power (2 x 2 ohms)
1,400 watts per channel @ 1 kHz <0.05% T.H.D. both channels driven
Rated Power (2 x 4 ohms)
965 watts per channel @ 1 kHz at <0.05% T.H.D. both channels driven
Rated Power (2 x 8 ohms)
595 watts per channel @ 1 kHz at <0.05% T.H.D. both channels driven
Rated Power (1 x 2 ohms)
1,850 watts @ 1 kHz at <0.1% T.H.D.
Rated Power (1 x 4 ohms)
1,150 watts @ 1 kHz at <0.05% T.H.D.
Rated Power (1 x 8 ohms)
665 watts @ 1 kHz at <0.05% T.H.D.
Minimum Load Impedance
2 ohms
Maximum RMS Voltage Swing
82 volts
Frequency Response
10 Hz - 100 kHz; +0, -2.0 dB at 1 watt
Power Bandwidth
10 Hz - 35 kHz; +0, -3 dB at rated 4 ohm power
T.H.D. (2 x 2 ohms)
<0.15 @ 1,150 watts per channel from 20 Hz to 20 kHz
T.H.D. (2 x 4 ohms)
<0.1% @ 880 watts per channel from 20 Hz to 20 kHz
T.H.D. (2 x 8 ohms)
<0.1% @ 560 watts per channel from 20 Hz to 20 kHz
Input CMRR
> - 65 dB @ 1 kHz
Voltage Gain
x40 (32 dB) x20 (26 dB)
Crosstalk
> -65 dB @ 1 kHz at rated power @ 8 ohms
Hum and Noise
> -111 dB, “A” weighted referenced to rated power @ 8 ohms
Slew Rate
> 15V/us
Damping Factor (8 ohms)
> 500:1 @ 20 Hz - 1 kHz
Phase Response
+5 to - 15 degrees from 20 Hz to 20kHz
Input Sensitivity (x40)
1.7 volts +/- 3% for 1 kHz, 4 ohm rated power, 1.36 volts +/- 3% for 1 kHz, 2 ohm rated
power
Input Impedance
15 k ohms, balanced
Current Draw @ 1/8 power
1,250 watts @ 2 ohms, 880 watts @ 4 ohms, 570 @ 8 ohms
Current Draw @ 1/3 power
2,905 watts @ 2 ohms, 2,220 watts @ 4 ohms, 1,355 watts @ 8 ohms
Cooling
Two back panel temperature dependant variable speed 80 mm DC fans
Controls
2 front panel attenuators, rear panel Mode switches
Indicator LEDs
2 ACL™ (automatic clip limiting), 2 Signal presence, 2 Active status, 2 Temp
Protection
Thermal, DC, turn-on bursts, subsonic, incorrect loads
Connectors
Combi XLR & 6.3 mm phone input, Speakon and 5-way Binding Post speaker output, 15 amp
IEC mains connector
Construction
16 ga. steel with cast front panel
Dimensions
88.9 mm x 482.6 mm x 377.8 mm + 31.8 mm for rear support ears and connectors
(3.5" x 19" x 14.875" + 1.25")
Net Weight
18.05 kg (39.8 lbs.)
Gross Weight
19.23 kg (42.4 lbs.)
All power measurements made at 120 VAC, power transformer cold. 2 ohm power is time limited by magnetic circuit breaker.