P1500 15" Woofer – Technical Data

Transcript

P1500 15" Woofer – Technical Data SPECIFICATIONS DIAMETER: SENSITIVITY (2.83 V @ 1 M): POWER HANDLING: FREQUENCY RESPONSE: NOMINAL IMPEDANCE: VOICE-COIL DIAMETER: DIMENSIONS: IMPEDANCE CURVE 15" (381.0 MM) 93 dB 300 WRMS 20 HZ ~ 1.2 KHZ 5 OHMS 2.0" (50.7 MM) 100.0 Ohms 30.0 10.0 3.0 mounting depth 6.60" (167.64 mm) 1.0 20 Frequency 100 Hz 200 500 1k 2k INFINITE BAFFLE FREQUENCY RESPONSE @ 2.83 V cutout diameter 13.60" (345.44 mm) outer diameter 15.10" (383.54 mm) 50 105 dB In-Car 12 dB LP @ 70 Hz 100 THIELE-SMALL PARAMETERS VOICE COIL DC RESISTANCE: R EVC (OHMS) . . . . . . 4.50 VOICE COIL INDUCTANCE @ 1 KHZ: L EVC (M H). . . . . . . . 2.20 S D (IN 2) . . . . . . . 140.12 DRIVER RADIATING AREA: S D (CM2). . . . . . . 908.00 B L (TM) . . . . . . . . 15.90 MOTOR FORCE FACTOR: VAS (FT3). . . . . . . . 10.43 COMPLIANCE VOLUME: VAS (LITERS). . . . . 246.00 C MS (µM/N) . . . . 210.10 SUSPENSION COMPLIANCE: MMS (GRAMS) . . . . 153.80 MOVING MASS, AIR LOAD: MMD (GRAMS). . . . 138.00 MOVING MASS, DIAPHRAGM: FS (HZ) . . . . . . . . 28.00 FREE-AIR RESONANCE: Q MS . . . . . . . . . . . . 4.30 MECHANICAL Q: Q ES . . . . . . . . . . . . 0.48 ELECTRICAL Q: Q TS . . . . . . . . . . . . 0.43 TOTAL Q: HAG (IN) . . . . . . . . . 0.34 MAGNETIC-GAP HEIGHT: HAG (MM) . . . . . . . . 8.63 HVC (IN). . . . . . . . . .0.67 VOICE-COIL HEIGHT: HVC (MM) . . . . . . . 17.02 X MAX (IN) . . . . . . . . 0.17 MAXIMUM EXCURSION: X MAX (MM). . . . . . . . 4.19 95 Out-Of-Car 90 85 80 75 70 65 C 20 Frequency 50 100 Hz 200 500 1k 2k INFINITE BAFFLE EXCURSION/GROUP DELAY @ 50 W 20.0 T mSec Xd mM 10.0 17.5 7.5 15.0 5.0 2.5 12.5 Group Delay 10.0 0.0 7.5 -2.5 5.0 -5.0 -7.5 2.5 Transducer Excursion 0.0 -10.0 2k C 20 Frequency 50 100 Hz 200 500 1k JBL Technical Data . . . . . 7•41 P1500 15" Woofer – Technical Data VENTED BOX VOLUME SEALED BOX VOLUME length = 5.55" P1500 P1500 (side view) (side view) 3 VBOX = 3.50 ft (99.12 liters) (all sides lined with 1-inch fiberglass or fiberfill) 3 VBOX = 2.25 ft (63.72 liters) (all sides lined with 1-inch fiberglass or fiberfill) SEALED FREQUENCY RESPONSE @ 2.83 V 100 diameter = 4.0" VENTED FREQUENCY RESPONSE @ 2.83 V In-Car 12 dB LP @ 65 Hz dB Port fo = 30 Hz 105 95 In-Car 12 dB LP @ 80 Hz dB 100 Out-Of-Car 90 95 85 90 80 85 75 80 70 75 65 70 60 65 C 20 Frequency 50 100 Hz 200 500 1k 2k C 20 SEALED EXCURSION/GROUP DELAY @ 200 W Frequency 50 100 Hz 200 500 1k 2k VENTED EXCURSION/GROUP DELAY @ 250 W T mSec Xd mM Out-Of-Car T mSec Xd mM 10.0 20.0 7.0 7.5 17.5 15 6.0 5.0 15.0 10 2.5 12.5 8.0 5.0 20 5 Group Delay Group Delay 4.0 0.0 10.0 0 3.0 -2.5 7.5 -5 2.0 -5.0 5.0 -10 -7.5 2.5 -10.0 0 1.0 Transducer Excursion 0.0 C Frequency 50 100 Hz 200 7•42 . . . . . JBL Technical Data 500 1k 2k -15 Transducer Excursion C 20 Frequency 50 100 Hz 200 500 1k 2k -20 P1500 15" Woofer – Technical Data SEALED BANDPASS BOX VOLUME NOTES (2) Ports fo = 60 Hz length = 7.69" P1500 (side view) diam. = 4" VREAR = 2.25 ft3 (63.72 liters) (all sides lined with 1-inch fiberglass or fiberfill) VFRONT = 1.40 ft3 (39.65 liters) (all sides lined with 1-inch fiberglass or fiberfill) SEALED BANDPASS FREQUENCY RESPONSE @ 2.83 V 105 dB In-Car 12 dB LP @ 90 Hz 100 95 Out-Of-Car 90 85 80 75 70 65 C 20 Frequency 50 100 Hz 200 500 1k 2k SEALED BANDPASS EXCURSION/GROUP DELAY @ 175 W 8.0 T mSec Xd mM 20 15 7.0 6.0 10 Group Delay 5.0 5 4.0 0 -5 3.0 Transducer Excursion 2.0 -10 1.0 -15 0.0 C 20 Frequency 50 100 Hz 200 500 1k -20 2k JBL Technical Data . . . . . 7•43