HARMAN KARDON BETAEIGHTXDVC
Manual de Servicio

Beta EightXdvc 8" Woofer � Technical Data
SPECIFICATIONS
DIAMETER: SENSITIVITY (2.83V @ 1 M): POWER HANDLING: FREQUENCY RESPONSE: NOMINAL IMPEDANCE: VOICE-COIL DIAMETER: DIMENSIONS:
mounting depth 3.625" (92.08 mm)

IMPEDANCE CURVE
8" (203.2 MM) 90 dB 200 WRMS 20 ~ 600 HZ 4 OHMS (PER COIL) 1.5" (38.6 MM)
100.0 Ohms

30.0

10.0

3.0

1.0 20 Frequency 50 100 Hz 200 500 1k 2k

cutout diameter 7.28" (184.91 mm) outer diameter 8.78" (223.01 mm)

INFINITE BAFFLE FREQUENCY RESPONSE @ 2.83 V
100 dB In-Car 12 dB LP @ 80 Hz 95

THIELE-SMALL PARAMETERS*
VOICE COIL DC RESISTANCE: REVC (OHMS) . . . . . . 2.90 VOICE COIL INDUCTANCE @ 1 KHZ: LEVC (MH) . . . . . . . 1.27 DRIVER RADIATING AREA: SD (IN 2) . . . . . . . . 33.33 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: SD (CM2). . . . . . . 216.00 BL (TM) . . . . . . . . . 9.07 VAS (FT3) . . . . . . . . 1.40 VAS (LITERS) . . . . . 33.03 CMS (µM/N) . . . . 498.56 MMS (GRAMS). . . . . 47.81 MMD (GRAMS) . . . . 45.98 FS (HZ) . . . . . . . . . 32.6 QMS. . . . . . . . . . . . 3.38 QES . . . . . . . . . . . . 0.35 QTS . . . . . . . . . . . . 0.31 HAG (IN) . . . . . . . . . 0.31 HAG (MM) . . . . . . . . 8.00 HVC (IN) . . . . . . . . . 1.06 HVC (MM) . . . . . . . 26.80 XMAX (IN) . . . . . . . . 0.37 XMAX (MM) . . . . . . . 9.40

90 85 80 Out-Of-Car

75

70

65

60 20 Frequency 50 100 Hz 200 500 1k

C

2k

INFINITE BAFFLE EXCURSION/GROUP DELAY @ 50 W
20.0 Xd mM T mSec 10.0 17.5 7.5

15.0

5.0

12.5

Group Delay

2.5

10.0 7.5 5.0

0.0 -2.5 -5.0

2.5

Transducer Excursion

-7.5

0.0

*VOICE COILS CONNECTED IN PARALLEL

20

Frequency

50

100 Hz

200

500

1k

-10.0 2k
C

Ininfity Technical Data . . 8�35