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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)
PACKAGE
Warranty 59660
Carton
Operators Guide, DBX Module, DP3
354871-001
360850-002
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 Incorporated, 8500 Balboa Boulevard, P.O. Box 2200, Northridge, California 91329 U.S.A.
SYSTEMS COMPONENTS (Cont):
• DC Resistance:
• Mid Frequency
Transducer:
• Bandpass Nominal
Impedance:
• DC Resistance:
• High Frequency
Transducer:
• Bandpass Nominal
Impedance:
• DC Resistance:
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:
• Net Weight
• Shipping Weight
WARRANTY INFORMATION:
• Refer to Warranty Statement packed with each product.
JBL VT4888-AF
Carton
350484-001
Filler (2)
350486-001
Owner's Manual
350485-001
5.1 Ohms
(4) 2106HPL, 136 mm (5.5") with 50 mm
(2")dia. voice coil
8 Ohms (wired in parallel)
4.3 Ohms
(2) x 2431H, 76 mm (3") dia. Aluminium
Diaphragm, 38mm (1.5") Throat Dia.
Neodymium Drivers
8 ohms (wired in series)
4.0 Ohms
355 mm x 1013 mm x 678 mm D
(14 x 39.9 x 26.7 in. D)
67.2 (148 lb)
74.0 (163 lb)
Dolly Assembly
910-00035-01 (1)
Ferro fluid vial w/
350519-002
blotter paper and
Carton
instruction sheet
360825-001
Insert (2)
910-00035-02 (12)
Ferro fluid vials w/
360826-001
blotter paper and
instruction sheet
Tube (2)
336027-001
Soft Cover
360777-001
JBL VT4888-SF
Carton
350706-001
Filler (2)
350713-001
Owner's Manual
350485-001
08-12
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Summary of Contents for JBL VT4888DP-AN
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Page 1: Specifications
JBL Incorporated, 8500 Balboa Boulevard, P.O. Box 2200, Northridge, California 91329 U.S.A. Technical Manual JBL VT4888DP-AN/CN/DA SPECIFICATIONS ACOUSTIC & ELECTRICAL SPECIFICATIONS: SYSTEMS COMPONENTS (Cont): • DC Resistance: 5.1 Ohms • DP3 Internal Amplification 6000W Peak, 3000W Continuous • Mid Frequency (4) 2106HPL, 136 mm (5.5”) with 50 mm... -
Page 2: Wiring Diagram
JBL VT4888DP-AN/CN/DA WIRING DIAGRAM No. 1 No. 2 Driver, High Freq (2) 2431H (339894-002X) Diaph Repl D8R2431 YELLOW/BLACK YELLOW YELLOW WHITE No. 1 WHITE Input Connector WHITE/BLACK No. 2 Assembly 352817-001 Wire Harness 350989-001 WHITE No. 3 WHITE WHITE/BLACK No. 4... -
Page 3: Schematic Diagrams
JBL VT4888DP-AN/CN/DA SCHEMATIC DIAGRAMS Wire Harness Assembly P/N 350989 Input Connection Assembly P/N 350988 4– 3– 2– 1– 4– 3– 2– 1–... - Page 4 HEX,CLK ZINC, LCS, RIGHT 354344-009X (DA) 10-32 x 3/4 MCAS PAN, TORX, BLK PLEASE see the next ZINC, LCS page for the JBL PWA Grille, HF individual part numbers 350827-001 Screw (36) Horn Bracket, HF (2) 884-42110-12 Rigging Bracket (16)
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Page 5: Amplifier Assemblies
354344-004X Amplifier Assembly, VT4882DP-AN VT4888DP 355059-001 361885-001 361886-001 444729-001 354344-005X Amplifier Assembly, VT4882DP-CN VT4882DP 361282-001 361887-001 361888-001 444728-001 354344-007X Amplifier Assembly, VT4888DP-AN VT4889ADP 365137-001 365113-001 365136-001 444731-001 354344-008X Amplifier Assembly, VT4888DP-CN VT4880ADP 365139-001 365114-001 365138-001 444730-001 354344-010X Amplifier Assembly, VT4880ADP... - Page 6 JBL VT4888-ACC REV B DOLLY ASSEMBLY 350519-002 Dolly Platform Screws (16) 351896-002 807-13000-20 5/16-18 x 1 1/4 FLT, HEX,CLR ZINC, LC Insert (10) 8161207-001 8-32 x 4mm HXS, KNIFE32608C10ZC T NUT (2) 21749 CP, 8-32 x 1/4 Caster Plate (4)
- Page 7 JBL VT4888-SF ARRAY FRAME ASSEMBLY Pin,Ball Locking Assembly (4) 361345-001 4 in. Frame Array 350648-001 JBL Label Front Hinge Block (4) 955-00154-00 339896-004 Bolt (16) 856-00013-40 3/8-16 x 1/2 HEX,CAP,BLK Screws (4) ZINC,MCA 804-31110-08 10-32 x 1/2 TRUSS, PH, BLK,...
- Page 8 JBL VT4888-AF ARRAY FRAME ASSEMBLY Pin, Ball Locking Asembly (4) 361345-001 4 in. Washer (32) 846-00410-08 Screws (4) 3/8 x .08 804-31110-08 FLTPL, EX DT, 10-32 x 1/2 BLK ZINC, CS TRUSS, PH, BLK, ZINC, LCS Nut (16) 836-36113-00 3/8-16 Nylon Lock,...