SA-WMSP2/WMSP4
US Model
Canadian Model
AEP Model
UK Model
E Model
SERVICE MANUAL
ACTIVE SUBWOOFER
Ver 1.0 2002. 02
SPECIFICATION
POWER OUTPUT AND TOTAL
HARMONIC DISTORTION:
With 6 ohm loads, from 28 – 200 Hz; rated 100
watts (SA-WMSP4) / 50 watts (SA-WMSP2),
minimum RMS power, with no more than 0.8%
total harmonic distortion from 250 milliwatts to
rated output (Models of area code U only).
Speaker system Active subwoofer,
magnetically shielded
Speaker unit Woofer: 20 cm cone type
Enclosure type Acoustically loaded bass
reflex
Continuous RMS power output
(6 ohms, 20 – 250 Hz)
SA-WMSP4 100 W
SA-WMSP2 50 W
Reproduction frequency range
28Hz – 200 Hz
High frequency cut-off frequency
150 Hz
Input LINE IN (input pin jacks)
Power requirements
Area code Power requirements
U, CA, MX 120 V AC, 60 Hz
CEL, CEK, SP, MY 230 V AC, 50/60 Hz
AR 220 – 230 V AC, 50/60 Hz
E2/E3 120/220/230 V AC, 50/60 Hz
Power consumption
SA-WMSP4 100 W
SA-WMSP2 50 W
Dimensions (w/h/d) Approx. 272 326 405
mm (10 3/4 12 7/8 16
inches) including front
panel
Mass
SA-WMSP4 10.0 kg (22 lb 1 oz)
SA-WMSP2 9.0 kg (19 lb 14 oz)
Sony Corporation
Home Audio Company
Published by Sony Engineering Corporation
9-873-478-01
2002B1600-1
© 2002.02
• SA-WMSP2 is the sub woofer section in
HT-DDW740.
• SA-WMSP4 is the sub woofer section in
HT-DDW840.
photo: SA-WMSP4 silver model
• Abbreviation
AR : Argentin model
CA : Canadian model
CEK : UK model
CEL : AEP model
MX : Mexican model
MY : Malaysia model
SP : Singapore model
U : US model
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