HARMAN KARDON REFERENCE1050W
Service Manual

Reference 1050w 10" Woofer � Technical Data
CAR AU DI O

SPECIFICATIONS
DIAMETER: SENSITIVITY (2.83 V @ 1 M): POWER HANDLING: FREQUENCY RESPONSE: NOMINAL IMPEDANCE: VOICE-COIL DIAMETER: DIMENSIONS:
mounting depth 4-9/16" (116 mm)

10" (250MM) 91 dB 250 WRMS 1000 W PEAK 25 ~ 400 HZ 4 OHMS 2.0" (51.0 MM)

SEALED BOX VOLUME (INCLUDES DRIVER DISPLACEMENT)

Reference 1050w
(side view)

VBOX = 0.75 ft3 (21.24 liters)

cutout diameter 9-1/8" (232mm) outer diameter 10-3/8" (264mm)

SEALED ENCLOSURE FREQUENCY RESPONSE @ 2.83 V
105 dBSPL 100 95 90 85

THIELE-SMALL PARAMETERS
VOICE COIL DC RESISTANCE: DRIVER RADIATING AREA: MOTOR FORCE FACTOR: COMPLIANCE VOLUME: SUSPENSION COMPLIANCE: MOVING MASS, AIR LOAD: MOVING MASS, DIAPHRAGM: FREE-AIR RESONANCE: MECHANICAL Q: ELECTRICAL Q: TOTAL Q: MAGNETIC-GAP HEIGHT: VOICE-COIL HEIGHT: MAXIMUM EXCURSION: R
EVC (OHMS) .

In-Car 12 dB LP @ 80 Hz

. . . . . 3.50

80 75 70 65 60 55

Out-Of-Car

VOICE COIL INDUCTANCE @ 1 KHZ: L

EVC

(MH) . . . . . . . 2.73

S D (IN 2) . . . . . . . . 55.03 S D (M2) . . . . . . . 355.00 BL (TM) . . . . . . . . 13.93 VAS (FT3) . . . . . . . . 1.34 VAS (LITERS) . . . . . 37.98 C MS (µM/N) . . . . 211.00 MMS (GRAMS). . . . 142.70 MMD (GRAMS) . . . 138.90 FS (HZ) . . . . . . . . 29.00 Q MS . . . . . . . . . . . 7.36 Q ES . . . . . . . . . . . 0.47 Q TS . . . . . . . . . . . . 0.44 HAG (IN) . . . . . . . . 3/8 H (MM) . . . . . . . . 9.00
AG

20 Hz

30

40

50

60

70

80 90 100

200

300

SEALED ENCLOSURE CONE EXCURSION @ 250 W
30m M 20m 10m 5m 2m 1m 500u 200u 100u 50u 20u 10u 5u 20 Hz 30 40 50 60 70 80 90 100 200 300

HVC (IN) .. . . . . . . . 1-1/4 HVC (MM) . . . . . . . . . . 32 X
MAX

(IN) . . . . . . . . 7/16

X MAX (MM) . . . . . . 11.50
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