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Technical Manual
JBL VT4881ADP-AN/CN
SPECIFICATIONS
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
• Nominal Impedance:
8 ohms
• Power Handling:
2000W Continuous/8000W Peak (AES/2
hrs)
1200W Continuous/4800W Peak (100 hrs)
• DP1 Internal Amplification Output:
(at load)
3600W Peak, 1800 W Continuous
• DP1 Output Topology:
1-Channel Class-I
• Frequency Response:
34 Hz - 125 Hz (-3 dB)
• Frequency Range:
25 Hz - 160 Hz (-10 dB)
• Max Peak Output:
131 dB SPL. 1m
• Signal Processing:
dbx type IV Conversion System, Precision
bandpass filters, limiting, pre- equalization
filters and automatic self-test functions.
• AC Power Operating Range:
Auto Select 90-132VAC/216-264VAC,
50/60Hz
• AC Line Voltage:
50/60n Hz, Auto-Detect, 100V/220V,
• AC Input Connector:
Neutrik PowerCon
• AC Power Loop-thru:
Neutrik PowerCon
• AC Current Requirement: 5A per system at 120A, 3.2A per system
at 240V
PACKAGE
Warranty 59660
Specification Sheet
362884-001
Filler (2)
362308-001
Microfoam (8)
49790P
Carton
362307-001
Protective Jackets (2)
360849-001
JBL Drive Pack
Operators Guide
362870-001
Power Cord Assembly
355040-002
Edison / Shucko
Back Filler (2)
363135-001
Front Filler
363137-001
CD,Network
Drive Pack
361908-003
JBL VT4881ADP-ACC
Dolly Assembly
350434-003
Carton
363005-001
JBL VT4887-AF
Filler,Bottom (2)
Carton
363006-001
350712-001
Filler,Top (2)
Filler (2)
363007-001
350713-001
Exterior Cover
363019-001
Owner's Manual
350485-001
Filler, Pad (2)
363008-001
JBL Incorporated, 8500 Balboa Boulevard, P.O. Box 2200, Northridge, California 91329 U.S.A.
JBL VT4887-SF
Carton
350487-001
Filler (2)
350486-001
Owner's Manual
350485-001
SYSTEM COMPONENTS:
• Cabinet:
• Grille:
• Low Frequency
• DC Resistance:
AURAL SWEEP TEST SPECIFICATIONS:
A. System Aural Sweep Test: 7.0mV Input, 20 Hz to 400 Hz
B. LF. Aural Sweep Test: 10.0V Input, 10 Hz to 300 Hz
PHYSICAL SPECIFICATIONS:
• Enclosure Dimensions:
(W x H x D)
• Net Weight:
WARRANTY INFORMATION:
• Refer to Warranty Statement packed with each product.
WIRING
Driver, Low Freq.
2269H
(354096-001X)
Cone Repl
C8R2269
GRN/BLK
SCHEMATIC: 362309-001
Wiring Harness
Enclosure Assembly C4881
354690-001
(1) 2269G,457 mm (18in) dia,100mm
(4 in) Dual Coil,Differential Drive
Direct Cooled
(TM)
2.7 ohms
787 mm x 569 mm x 800 mm
(31 in. x 22.4 in. x 31.5 in.)
137 lbs. (62.2 kg)
GRN
Input Cup
Assembly
352817-001
(R
05-08
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Summary of Contents for JBL VT4881ADP-AN/CN
-
Page 1: Specifications
363019-001 Owner’s Manual Owner’s Manual 350485-001 350485-001 Filler, Pad (2) 363008-001 JBL Incorporated, 8500 Balboa Boulevard, P.O. Box 2200, Northridge, California 91329 U.S.A. SYSTEM COMPONENTS: • Cabinet: • Grille: • Low Frequency • DC Resistance: AURAL SWEEP TEST SPECIFICATIONS: A. System Aural Sweep Test: 7.0mV Input, 20 Hz to 400 Hz B. -
Page 2: Schematic Diagrams
JBL VT4881ADP-AN/CN SCHEMATIC DIAGRAMS (Ribbon Cable) 352270-001 Connector Assembly Diagram 352087-001 Wire Harness Diagram... - Page 3 364690-001 Grille Standoff (7) Screw (9) 350389-001 339283-001 10-32 x 3/8 Insert Nut (7) TORX,PAN,BLK, 350015-001 NYLON JBL VT4881ADP-AN/CN Slider Knob (2) Input Cup Assembly Slider Knob (2) 350839-001 352817-001 350839-001 Front Hinge (2) Wire Harness Rear Hinge (2) 364941-001...
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Page 4: Amplifier Assembly
DP1 AMPLIFIER ASSEMBLY REFERENCE AMPLIFIER ASSEMBLY 362327-001 Amplifier Assemblies Note: Amplifier assembly includes the input module. Part No. Description 362327-001 Amplifier Assembly, Base Model, VP/VT Series 362327-002X Amplifier Assembly, VPSB7118DPAN 362327-003X Amplifier Assembly, VPSB7118DPCN 362327-004X Amplifier Assembly, VT4881ADP 362327-005X Amplifier Assembly, VT4881ADP-AN 362327-006X Amplifier Assembly, VT4881ADP-CN 362327-007X... - Page 5 DOLLY ASSEMBLY 350434-003 Screw (16) 807-13000-20 5/16-18 x 1-1/4 FLT HEX, CLR, ZINC,LC JBL VT4881ADP-ACC Dolly Platform 351895-002 (w/c’sink holes) Caster Plate (4) 339514-001 Caster Wheels (4) 339513-001 Nut (16) 352018-001 Nylock Special Screw (12) 803-11000-08 8-32 x 1/2 FLT,PH,CLR,...
- Page 6 ARRAY FRAME ASSEMBLY Front Hinge Block (4) 339668-004 Bolt (16) 856-0013-40 3/8-16 x 2 1/2 HEX,CAP,BLK ZINC,MCA JBL VT4887-SF Screw (4) 804-31110-08 Pin, Ball Locking Assembly (4) 10-32 x 1/2 361345-001 4 in. TRUSS,PH,BL, ZINC, LCS JBL Label 955-00154-00 Washer (32) 846-00410-08 3/8 x .08...
- Page 7 Screw (4) 804-31110-08 10-32 x 1/2 TRUSS,PH, BLK ZINC, LCS Nut (16) 836-36113-00 3/8-16 Nylon Lock,BLK ZINC MCAS,RT JBL Label 955-00154-00 Frame Array 350361-002 Pin, Ball Locking Assembly (4) 361345-001 (4 in.) Washer (32) 846-00410-08 3/8 X .08 FLTPL,EX DT,BLK...