제품사양
Inputs
1 pr. balanced via XLR connectors
3 pr. single-ended via RCA connectors
1 dedicated iPod input via 30-pin connector
Outputs
1 pr. preamp outputs via RCA connectors
1 pr. speaker outputs via gold-plated binding posts
Control Inputs
1 RS-232 input via 9-pin D-subminiature connector
1 remote IR detector input via 3-conductor 3.5 mm connector
1 12 VDC trigger input via 2-conductor 3.5 mm connector
Control Output
1 programmable 12 VDC trigger output (30 mA maximum current) via 2-conductor 3.5 mm connector
Input Impedance
Balanced: 95 kΩ
Single-ended: 47.5 kΩ
Frequency Response
20 Hz to 20 kHz +0, -0.08 dB
<2 Hz to 140 kHz +0, -3 dB
Signal to Noise Ratio
>89 dB, wide band, unweighted, at maximum gain, referred to full power output
>96 dB, "A"-weighted
Gain
32.0 dB
Input Sensitivity
Single-ended or balanced: 1.18 V RMS
Total Harmonic Distortion
<0.025% at 1 kHz, at 275 W, 8 O load
<0.20% at 20 kHz, at 275 W, 8 O load
Output Power
275 W RMS per channel at 8 O
550 W RMS per channel at 4 O
Output Voltage
133 V peak to peak
47 V RMS
Output Current
20 A peak
Slew Rate
80 V/μs
Output Impedance
<0.073 Ω at 20 Hz
<0.08 Ω, 20 Hz to 20 kHz
Damping Factor
>110 at 20 Hz, referred to 8 O
>75, 20 Hz to 20 kHz, referred to 8 O
Power Consumption
Standby: 1 W
High-current standby: 40 W
Idle: 90 W
Maximum: 1800 W
Heat Output
Standby: 3.4 BTU/hr
High-current standby: 140 BTU/hr
Idle: 310 BTU/hr
Maximum: 2400 BTU/hr
Specifications for Preamp only:
Gain
6.3 dB (single-ended)
Volume Control
Current-mode, 12-bit, discrete R-2R ladder
Input Overload
Balanced: 12 V RMS
Single-ended: 6 V RMS
Output Overload
8 V RMS (single-ended)
Frequency Response
20 Hz to 20 kHz +0, -0.05 dB
<2 Hz to 1.0 MHz +0, -3 dB
Total Harmonic Distortion
<0.009%, 20 Hz to 20 kHz, at 2 V RMS
Signal to Noise Ratio
>87 dB, wide band, unweighted, at maximum gain, referred to 2 V RMS
>94 dB, "A"-weighted
Dimensions
17.26 in W x 5.84 in H x 17.70 in D
438 mm W x 148 mm H x 450 mm D
Weight
Unit only: 64 lb [29.0 kg]
As shipped: 76 lb [34.4 kg]
