Alpine R-A90S User Manual

ALPINE R-A90S 68-35792Z94-A (EN/FR/ES)
20-EN
SPECIFICATIONS
CH-1/2/3/4 CH-5/6
Performance
Power Output
Per Channel, Ref.: 4 Ω, 14.4 V 75 W RMS × 4 150 W RMS × 2
Per Channel, Ref.: 2 Ω, 14.4 V 100 W RMS × 4 250 W RMS × 2
Bridged, Ref.: 4 Ω, 14.4 V 200 W RMS × 2 500 W RMS × 1
THD+N
Ref.: 10 W into 4 Ω ≤0.03% ≤0.03%
Ref.: 10 W into 2 Ω ≤0.05% ≤0.05%
Ref.: Rated Power into 4 Ω ≤0.3% ≤0.3%
Ref.: Rated Power into 2 Ω ≤1.0% ≤1.0%
S/N Ratio
IHF A-wtd + AES-17
Ref.: 1 W into 4 Ω
>85 dB >85 dB
IHF A-wtd + AES-17
Ref.: Rated Power into 4 Ω
>103 dB >106 dB
Frequency Response
+0/–3 dB, Ref.: 1 W into 4 Ω 10 Hz - 45 kHz 10 Hz - 45 kHz
+0/–1 dB, Ref.: 1 W into 4 Ω 20 Hz - 20 kHz 20 Hz - 20 kHz
Damping Factor Ref.: 10 W into 4 Ω at 100 Hz >500 >500
Control
Input Select
Selectable Input Signal
Configuration (2ch/4ch Input)
CH-3/4:
CH-1/2 or CH-3/4
CH-5/6:
CH-1/2 or CH-5/6
Input Sensitivity
RCA Input
Ref.: Rated Power into 4 Ω
Hi: 0.5 - 10 V
Lo: 0.2 - 4.0 V
Hi: 0.5 - 10 V
Lo: 0.2 - 4.0 V
Crossover
Variable HPF/HPF-H/LPF
CH-1/2
HPF: 50 Hz - 400 Hz
HPF-H: 400 Hz - 6 kHz
LPF: 50 Hz - 400 Hz
Variable HPF/BPF
CH-3/4
HPF: 50 Hz - 400 Hz
BPF-L: 50 Hz - 400 Hz
BPF-H: 400 Hz - 6 kHz
–
Remote Level* Linear Attenuation – 0 to –18 dB
General
Input Impedance >10 kΩ >10 kΩ
Dimensions
Width 273 mm (10-3/4”)
Height 50.8 mm (2”)
Depth 322 mm (12-3/4”)
Weight 4.52 kg (9 lb 15 oz)
* Requires optional RUX-KNOB.2.
NOTE:
• Specifications and design are subject to change without notice.

Alpine R-A90S Specifications

General

Brand	Alpine
Model	R-A90S
Category	Amplifier
Language	English