JBL VT4888DP-AN Technical Manual

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08-12
JBL Incorporated, 8500 Balboa Boulevard, P.O. Box 2200, Northridge, California 91329 U.S.A.
JBL VT4888DP-AN/CN/DA
REV R
PACKAGE
Technical Manual
JBL VT4888DP-AN/CN/DA
SPECIFICATIONS
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
DP3 Internal Amplification 6000W Peak, 3000W Continuous
Output (at nominal load):
• DP3 Output Section: 3-Channel Class-I
Output (at nominal load): LF: 118V peak, MF: 118V peak,
HF: 118V peak
Frequency Response: 60 Hz- 16 kHz (±3 dB)
Frequency Range: 48 Hz -18 kHz (-10 dB)
Max Peak Output: 139 dB SPL, 1m
Output (at nominal load): LF: 118V peak, MF: 118V peak,
HF: 118V peak
Signal Processing: DSP based, resident in Input Module
AC Power Operating Auto Select 90-132VAC/216-264VAC,
Range: 50/60 Hz
• AC Line Voltage: 50/60 Hz, Auto-Detect;120V/240V
(-15%, +10%)
• AC Current Requirement: 6A per system at 120V, 3A per system
at 240V
Horiz Coverage Angle: 90°, 250 Hz - 16 kHz (-6dB)
Vert Coverage Angle: Varies with size and configuration(-6dB)
Crossover Frequency: 315 Hz LF/Mid
1.2 kHz MF/HF
SYSTEMS COMPONENTS:
• Cabinet: Enclosure Assembly C4888
Grille: Left (350780-002) , Right (350780-001)
• Low Frequency (2) 2262H, 304 mm (12”) dia., 76 mm (3”)
Transducer: Dual Coil, Neodymium, Differential Drive
Direct Cooled
Bandpass Nominal 4 ohms (wired in parallel)
SYSTEMS COMPONENTS (Cont):
DC Resistance: 5.1 Ohms
Mid Frequency (4) 2106HPL, 136 mm (5.5”) with 50 mm
Transducer: (2”)dia. voice coil
Bandpass Nominal 8 Ohms (wired in parallel)
Impedance:
• DC Resistance: 4.3 Ohms
High Frequency (2) x 2431H, 76 mm (3”) dia. Aluminium
Transducer: Diaphragm, 38mm (1.5”) Throat Dia.
Neodymium Drivers
Bandpass Nominal 8 ohms (wired in series)
Impedance:
• DC Resistance: 4.0 Ohms
AURAL SWEEP TEST SPECIFICATIONS:
A. System Aural Sweep Test: 30mV, 20 Hz to 20 kHz
B. L.F. Woofer Aural Sweep Test (per ets): 6V, 40 Hz to 1 kHz
C. M.F. Woofer Aural Sweep Test (per ets): 3V, 400 Hz to 4 kHz
D. H.F. Driver Aural Sweep Test (per ets): 1.5V, 800 Hz to 20 kHz
PHYSICAL SPECIFICATIONS:
• Enclosure Dimensions: 355 mm x 1013 mm x 678 mm D
(14 x 39.9 x 26.7 in. D)
• Net Weight 67.2 (148 lb)
• Shipping Weight 74.0 (163 lb)
WARRANTY INFORMATION:
• Refer to Warranty Statement packed with each product.
Carton
354871-001
Filler (2)
354872-001
Proective Jackets
(2) Drive Pack
360849-001
Microfoam (8)
49790P
Power Cord
355040-002
Spec Sheet
361486-001
Filler, Front
362085-001
JBL
VT4888-AF
Carton
350484-001
Filler (2)
350486-001
Owner’s Manual
350485-001
JBL
VT4888-SF
Carton
350706-001
Filler (2)
350713-001
Owner’s Manual
350485-001
Dolly Assemb
ly
350519-002
Carton
360825-001
Insert (2)
360826-001
Tube (2)
336027-001
Soft Cover
360777-001
910-00035-01 (1)
Ferro fluid vial w/
blotter paper and
instruction sheet
910-00035-02
(12)
Ferro fluid vials w/
blotter paper and
instruction sheet
Warranty 59660
Operators Guide, DBX Module, DP3
360850-002