JBL GTO1220D Technical Data Manual

Also see for GTO1220D: Owner's manual

Contents

specifications

JBL GTO1220D Technical Data Manual Manual pdf 1 page image

SPECIFICATIONSDIAMETER: 12" (304.8 MM)SENSITIVITY (2.83 V @ 1 M): 94 dBPOWER HANDLING: 300 WRMS (1,200 WPEAK)FREQUENCY RESPONSE: 20 ~ 450 HZNOMINAL IMPEDANCE: 2 OHMS (PER COIL)VOICE-COIL DIAMETER: 3.0" (76.2 MM)DIMENSIONS:THIELE-SMALL PARAMETERS*VOICE COIL DC RESISTANCE: R EVC (OHMS) . . . . . 1.000VOICE COIL INDUCTANCE @ 1 KHZ: L EVC (M H) . . . . . . 0.193DRIVER RADIATING AREA: S D (IN 2) . . . . . . . . 74.71S D (CM2) . . . . . . 482.00MOTOR FORCE FACTOR: B L (TM) . . . . . . . . . 8.68COMPLIANCE VOLUME: VAS (FT3) . . . . . . . . 1.96VAS (LITERS) . . . . . 55.46SUSPENSION COMPLIANCE: C MS (μM/N) . . . . 168.09MOVING MASS, AIR LOAD: MMS (GRAMS). . . . 212.93MOVING MASS, DIAPHRAGM: MMD (GRAMS) . . . 206.84FREE-AIR RESONANCE: FS (HZ) . . . . . . . . 26.60MECHANICAL Q: Q MS . . . . . . . . . . . 6.69ELECTRICAL Q: Q ES . . . . . . . . . . . . 0.47TOTAL Q: Q TS . . . . . . . . . . . . 0.44MAGNETIC-GAP HEIGHT: HAG (IN) . . . . . . . . . 0.47HAG (MM) . . . . . . . 12.00VOICE-COIL HEIGHT: HVC (IN) . . . . . . . . . 1.28HVC (MM) . . . . . . . 32.50MAXIMUM EXCURSION: X MAX (IN) . . . . . . . .0.40X MAX (MM) . . . . . . 10.25*VOICE COILS CONNECTED IN PARALLELSEALED BOX VOLUME(INCLUDES DRIVER DISPLACEMENT)SEALEDFREQUENCY RESPONSE @ 2.83 VSEALEDTRANSDUCER EXCURSION @ 400 WJBL Consumer Products • 250 Crossways Park Drive • Woodbury, NY 11797 • VOICE: 516-496-3400 • FAX: 516-496-4868 • www.jbl.comGTO1220D 12" Woofer – Technical Datamounting depth6.81" (174.00 mm)cutout diameter10.88" (277.00 mm)outer diameter12.31" (313.00 mm)VBOX = 1.00 ft3 (28.32 liters)(stuffed with loosely-packed fiberfill)GTO1220D(side view)CdB100959085807570656020 Frequency 50 100 Hz 200 500 1k 2 kOut-Of-CarIn-Car12 dB LP @ 80 HzCXd mM20.017.515.012.510.07.55.02.50.020 Frequency 50 100 Hz 200 500 1k 2 k

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