Technical Specifications: Q44, Q66
Amplifier at rated conditions, both channels driven with 8 ohms loads, unless otherwise specified.
Q44 Q66
Load Impedance 8 Ω 4 Ω 2 Ω 8 Ω 4 Ω 2 Ω
Maximum Midband Output Power 280W 450W 650W 380W 600W 850W
THD=1%, 1kHz
Rated Output Power 230W 350W 450W 300W 500W 650W
THD< 0.2%, 20Hz ... 20kHz
Max. Single Channel Output Power 340W 640W 720W 460W 880W 950W
Dynamic-Headroom, IHF-A
Maximum Bridged Output Power 900W 1300W ——— 1200W 1700W ———
THD=1%, 1kHz
Maximum RMS Voltage Swing 56V 64V
THD=1%, 1kHz
Voltage Gain 34dB 35dB
at 1 kHz
Slew Rate 25V/µs 30V/µs
Power Consumption 690W 870W
at 1/8 maximum output power @ 4 Ω
Input Sensitivity 0dBu ( 775mV)
at rated output power @ 4 Ω, 1 kHz
THD at rated output power, < 0.05 %
MBW=80kHz, 1 kHz
IMD-SMPTE < 0.08 %
60 Hz, 7 kHz
DIM30 < 0.03 %
3.15kHz, 15 kHz
Crosstalk <-80 dB
ref. 1kHz, at rated output power
Frequency Response
-1dB, ref. 1 kHz 13Hz ... 45kHz
Power Bandwith
THD=1%, ref. 1kHz, half power @ 4 Ω 10Hz ... 50kHz
Input Impedance
20Hz ... 20 kHz, balanced 20kΩ
Damping Factor
at 100Hz / 1kHz >300 / >200
Signal to Noise Ratio
A-weighted 103dB
Power Requirements 120V, 50Hz ... 60Hz
Protection Audio limiters, High temperature, DC, HF, Back-EMF,
Peak current limiters, Inrush current limiters, Turn-on delay
Cooling Front-to-Rear, 3-stage-fans
Safety Class I
Dimensions (W x H x D), mm 483 x 132.5 x 385.5
Weight 15kg 16kg
SPECIFICATIONS
7
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