P1222 12" Woofer – Technical Data

Transcript

P1222 12" Woofer – Technical Data ® SPECIFICATIONS DIAMETER: SENSITIVITY (2.83 V @ 1 M): POWER HANDLING: FREQUENCY RESPONSE: NOMINAL IMPEDANCE: VOICE-COIL DIAMETER: DIMENSIONS: SEALED ENCLUSURE VOLUME (INCLUDES DRIVER DISPLACEMENT) 12" (305 MM ) 97 dB 400 WRMS 1600 WPEAK 23 ~ 450 HZ 2 OHMS (PER COIL) 3.0" (76.2 MM) P1222 (side view) VBOX = 1.00 ft3 (28.32 liters) mounting depth 6-3/4" (171 mm) (stuffed with loose-packed fiberfill) SEALED ENCLOSURE FREQUENCY RESPONSE @ 2.83 V cutout diameter 11-1/16" (281mm) outer diameter 14-5/8" (371mm) 115 dBSPL 110 In-Car 12 dB LP @ 80 Hz 105 THIELE-SMALL PARAMETERS 100 95 VOICE COIL DC RESISTANCE: R EVC (OHMS) . . . . . . 1.00 VOICE COIL INDUCTANCE @ 1KHZ: L EVC (M H) . . . . . . . 1.10 DRIVER RADIATING AREA: S D (IN 2) . . . . . . . . 87.11 S D (CM 2) . . . . . . 562.00 B L (TM) . . . . . . . . 10.00 MOTOR FORCE FACTOR: COMPLIANCE VOLUME: VAS (FT3) . . . . . . . . 1.53 VAS (LITERS) . . . . . 43.30 C MS (µM/N) . . . . 96.00 SUSPENSION COMPLIANCE: M MS (GRAMS). . . . 323.00 MOVING MASS, AIR LOAD: MOVING MASS, DIAPHRAGM: MMD (GRAMS) . . . 315.80 FS (HZ) . . . . . . . . 28.60 FREE-AIR RESONANCE: Q MS . . . . . . . . . . . 9.04 MECHANICAL Q: ELECTRICAL Q: Q ES . . . . . . . . . . . . 0.58 Q TS . . . . . . . . . . . . 0.55 TOTAL Q: HAG (IN) . . . . . . . . 0.48 MAGNETIC-GAP HEIGHT: HAG (MM) . . . . . . . 12.00 VOICE-COIL HEIGHT: HVC (IN) .. . . . . . . . 1.58 HVC (MM) . . . . . . . 40.00 X MAX (IN) . . . . . . . . .56 MAXIMUM EXCURSION: X MAX (MM) . . . . . . 14.00 90 85 Out-Of-Car 80 75 70 65 20 Hz 30 40 50 60 70 80 90 100 200 300 SEALED ENCLOSURE TRANSDUCER EXCURSION @ 400 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 *VOICE COIL CONNECTED IN PARALLEL JBL Consumer Group • 250 Crossways Park Drive • Woodbury, NY 11797 • VOICE: 516-496-3400 • FAX: 516-496-4868 • www.jbl.com 300 P1222 12" Woofer – Technical Data ® VENTED ENCLUSURE VOLUME (INCLUDES DRIVER/PORT DISPLACEMENTS) length = 10-3/4" 277mm P1222 BANDPASS ENCLUSURE VOLUME (INCLUDES DRIVER/PORT DISPLACEMENTS) length = 7" (178mm) 2 Ports Port fB= 55.0 Hz fB = 33.0 Hz P1222 (side view) (side view) diam. = 4" (102mm) VBOX = 1.75 ft 3 (49.56 liters) (stuffed with loose-packed fiberfill) diameter = 4" 102mm VREAR = 1.00 ft 3 (28.30 liters) (stuffed with loose-packed fiberfill) VENTED ENCLOSURE FREQUENCY RESPONSE @ 2.83 V 110 115 105 In-Car 12 dB LP @ 80 Hz 100 100 95 95 Out-Of-Car 90 90 85 85 80 80 75 75 70 70 65 dBSPL 110 In-Car 12 dB LP @ 80 Hz 105 (stuffed with loose-packed fiberfill) BANDPASS ENCLOSURE FREQUENCY RESPONSE @ 2.83 V dBSPL 115 VFRONT = 1.75 ft 3 (49.56 liters) 20 Hz 30 40 50 60 70 80 90 100 200 300 65 VENTED ENCLOSURE TRANSDUCER EXCURSION @ 400 W Out-Of-Car 20 Hz 30m M 20m 10m 10m 5m 5m 2m 2m 1m 1m 500u 500u 200u 200u 100u 100u 50u 50u 20u 20u 10u 10u 20 Hz 30 40 50 60 70 80 90 100 200 40 50 60 70 80 90 100 200 300 BANDPASS ENCLOSURE TRANSDUCER EXCURSION @ 400 W 30m M 20m 5u 30 300 5u 20 Hz 30 40 50 60 70 80 90 100 200 JBL Consumer Products • 250 Crossways Park Drive • Woodbury, NY 11797 • VOICE: 516-496-3400 • FAX: 516-496-4868 • www.jbl.com 300