Classe Audio Delta STEREO, Owner'S Manual

Page: 23 / 26

23
Specifications
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Frequency Response 1Hz – 650kHz, -3dB
(50Ω Source Impedance)
n
Continuous Output power
(Pure Class-A Operation)
12.5W / 8Ω
(at 1kHz, 0.1% THD+N)
250W / 8Ω
(With AC Line held constant)
500W / 4Ω
n
Harmonic Distortion
(500 kHz Bandwidth)
<0.0016% at 1kHz
(500kHz/25Vrms in 4Ω or 8Ω)
<0.002% at 10kHz
<0.003% at 20kHz
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Harmonic Distortion
(90 kHz Bandwidth)
<0.0007% at 1kHz
(90kHz/25Vrms in 4Ω or 8Ω)
<0.001% at 10kHz
<0.0025% at 20kHz
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Peak Output Voltage
(No Load)
138V peak-to-peak, 40Vrms
(Nominal AC Line)
(8Ω Load)
129V peak-to-peak, 40Vrms
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Input Impedance
(Balanced/Single-Ended)
82kΩ
n
Voltage Gain
(at 1kHz, Balanced/Single-Ended)
29dB
n
Input Level for Nominal Output
(Balanced/Single-Ended)
1.58Vrms
n
Intermodulation Distortion
SMPTE 4:1
<0.0018%
(
4Ω or 8Ω, Bal/SE
) CCIF
<0.004%
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Signal-to-Noise Ratio
118dB
(
22kHz Bandwidth, 1.84Vrms input
) (A-Weighted)
120dB
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Output Impedance 0.009
Ω
/ 0.009
Ω
/ 0.012
Ω
(100 Hz / 1 kHz / 10 kHz)
n
Slew Rate
75V/µs
n
Crosstalk
124dB / 107dB / 90dB
(One channel driven at 250W/8Ω) (100 Hz / 1 kHz / 10 kHz)
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Damping Factor
(at 1kHz, ref 8Ω Load)
850
n
Standby Power Consumption
(for North American 120V) (Wake on Network disabled*)
0.22W
(Wake on Network enabled)
2.8W
(for Europe 230V) (Wake on Network disabled*)
0.4W
(Wake on Network enabled)
2.8W
(*20 mins after AC is applied)
n
Power Consumption
(for North American 120V) Rated (1/8th into 4Ω)
7.1 A / 850VA (570W)
Max. Power
(300W into 8Ω)
990VA (715W)
(for Europe 230V) Rated (1/8th into 4Ω)
4.0 A / 775VA (560W)
Max. Power
(300W into 8Ω)
990VA (715W)