Specifications - Soundstream Reference Series 640 User Manual

S P E C I F I C A T I O N S
Channels
RMS Power @ 4Ω, 14.4V
RMS Power @ 2Ω, 14.4V
RMS Power @ 4Ω Bridged, 14.4V
RMS Power @ 1Ω, 14.4V
Total Harmonic Distortion (4Ω power)
Frequency Response
Signal-to-Noise Ratio (4Ω power)
Damping Factor (100Hz, 4Ω)
Dimensions: 2.25"h x 9.875"w
55mm x 250mm
Ch. 1&2 HPF/Hawkins/Subsonic
(12dB Slope / 0-10dB Hawkins Boost)
Channels 1&2 LPF (12dB Slope)
Channels 3&4 HPF (12dB Slope)
Channels 3&4 LPF (12dB Slope)
Subsonic Filter Slope 12dB
Phase Control Switch
Remote Gain Control
External Fuse Required
REF2.370 REF2.640 REF4.400
2 2
2 x 110 2 x 190
2 x 185 2 x 320
1 x 370 1 x 640
- -
0.02% 0.02%
15-50kHz 15-50kHz 15-50kHz
102dB 102dB
>3000 >1500
13.58" 15.94"
345mm 405mm
15-240Hz or 15-210Hz or
15Hz-4kHz
275-4.1kHz 260-4kHz
50-210Hz or 50-250Hz or
820-4kHz 820-4.7kHz
- - 15Hz-1kHz
- - 55Hz-4.3kHz
- -
- -
- -
40 80
6
REF4.760 REF4.920
4 4 4
4 x 70 4 x 115 4 x 145
4 x 100 4 x 155 4 x 215
2 x 200 2 x 380 2 x 460
- - -
0.02% 0.02% 0.02%
15-50kHz 15-50kHz
102dB 102dB 104dB
>2000 >3000 >2000
16.06" 20.25" 22.81"
408mm 514.5mm 579.5mm
15-240Hz or
15Hz-4kHz
240-4.1kHz
- - -
15-220Hz or
15Hz-4kHz
255-4.1kHz
50-250Hz or
50Hz-4kHz
800-3.8KHz
- - -
- - -
- - -
50 80 100
REF1.500 REF1.1000
1 1
- -
500 1000
- -
500 1000
0.02% 0.02%
15-200Hz 15-200Hz
102dB 102dB
>2000 >2000
14.05" 18.17"
357mm 461.5mm
- -
50-200Hz 50-200Hz
- -
- -
24dB 15-50Hz 24dB 15-50Hz
0 0
0 or 180 0 or 180
Included Included
80 150