mounting depth6.60" (167.64 mm)cutout diameter13.60" (345.44 mm)outer diameter15.10" (383.54 mm)Ohms100.01.03.010.030.020 Frequency 50 100 Hz 200 500 1k 2kCdB1051009590858075706520 Frequency 50 100 Hz 200 500 1k 2 kOut-Of-CarIn-Car12 dB LP @ 70 HzCXd mM20.017.515.012.510.07.55.02.50.0T mSec 10.07.55.02.50.0-2.5-5.0-7.5-10.020 Frequency 50 100 Hz 200 500 1k 2 kTransducer ExcursionGroup DelaySPECIFICATIONSDIAMETER: 15" (381.0 MM)SENSITIVITY (2.83 V @ 1 M): 93 dBPOWER HANDLING: 300 WRMSFREQUENCY RESPONSE: 20 HZ ~ 1.2 KHZNOMINAL IMPEDANCE: 5 OHMSVOICE-COIL DIAMETER: 2.0" (50.7 MM)DIMENSIONS:THIELE-SMALL PARAMETERSVOICE COIL DC RESISTANCE: R EVC (OHMS) . . . . . . 4.50VOICE COIL INDUCTANCE @ 1 KHZ: L EVC (M H). . . . . . . . 2.20DRIVER RADIATING AREA: S D (IN 2) . . . . . . . 140.12S D (CM2). . . . . . . 908.00MOTOR FORCE FACTOR: B L (TM) . . . . . . . . 15.90COMPLIANCE VOLUME: VAS (FT3). . . . . . . . 10.43VAS (LITERS). . . . . 246.00SUSPENSION COMPLIANCE: C MS (μM/N) . . . . 210.10MOVING MASS, AIR LOAD: MMS (GRAMS) . . . . 153.80MOVING MASS, DIAPHRAGM: MMD (GRAMS). . . . 138.00FREE-AIR RESONANCE: FS (HZ) . . . . . . . . 28.00MECHANICAL Q: Q MS . . . . . . . . . . . . 4.30ELECTRICAL Q: Q ES . . . . . . . . . . . . 0.48TOTAL Q: Q TS . . . . . . . . . . . . 0.43MAGNETIC-GAP HEIGHT: HAG (IN) . . . . . . . . . 0.34HAG (MM) . . . . . . . . 8.63VOICE-COIL HEIGHT: HVC (IN). . . . . . . . . .0.67HVC (MM) . . . . . . . 17.02MAXIMUM EXCURSION: X MAX (IN) . . . . . . . . 0.17X MAX (MM). . . . . . . . 4.19IMPEDANCE CURVEINFINITE BAFFLEFREQUENCY RESPONSE @ 2.83 VINFINITE BAFFLEEXCURSION/GROUP DELAY @ 50 WP1500 15" Woofer – Technical DataJBL Technical Data . . . . . 7•41