JBL VT4887 Manual - Free PDF Download

Page 1 - Array Applications Manual Cover Information

Cover page featuring images of JBL Vertec Series loudspeaker arrays.

Page 2 - Instruction Manual Table of Contents and Parts Guides

Table of contents detailing sections on amplifier settings, transducer/array wiring, hardware assembly notes for suspension systems, and support information.

Page 3 - Amplifier Power Requirements and Wiring Configurations

General amplification notes and power requirements for Crown MA series amplifiers driving various JBL speaker models, including recommended wiring configurations and impedance loads.

Page 4 - Subwoofer Wiring and Amplifier Rack Setup

Guidelines for wiring subwoofers and configuring amplifier rack setups to achieve optimal impedance and polarity for various speaker models.

Page 5 - Limiter Settings and Transducer Specifications

Technical notes on limiter settings, specifications for VT4887 & VT4881 transducer complements, and electrical specifications (impedance, power ratings) for different transducer models.

Page 6 - Amplifier Parameter Tables for MA Series

Technical parameters including impedance, power rating, bandpass voltage, and limiter thresholds for MA-5002VZ and MA-3600VZ amplifier configurations.

Page 7 - Power Amplifier Wiring for 4+2 Box Array

Wiring diagram and specifications for connecting JBL Vertec VT4887 and VT4881 speakers using NL8 jumpers to two MA-5002VZ power amplifiers.

Page 8 - Transducer Complement and Amplifier Combinations

Specifications detailing transducer complements and amplifier setups for the VT4888 system, including combinations like 4 VT4888 / 3 MA-5002VZ.

Page 9 - Amplifier Configuration for Multi-Speaker Systems

Technical parameters for a 6 VT4888 / 4 MA-5002VZ system, including speaker terminals, driving components, impedance, power ratings, and limiter thresholds.

Page 10 - Line Array Power Amplifier Wiring and Cable Requirements

Wiring options for the JBL Vertec VT4888 line array using three or four amplifiers, cable specifications (8-conductor Neutrik NL8 Speakons), and internal driver configurations.

Page 11 - Transducer and Amplifier Configurations for VT4889 Systems

Specifications listing transducer models and amplifier configuration scenarios for systems using VT4889 transducers and MA-5002VZ amplifiers, detailing driving configurations and thresholds.

Page 12 - General Audio System Specifications

Power ratings, impedance, and voltage thresholds for various channel setups and transducer models involving VT4889, MA-5002VZ, and VT4880 components.

Page 13 - Power Amplifier Wiring for VT4889 Line Array

Wiring diagrams for the JBL Vertec VT4889 line array using three or four amplifiers, specifying cable requirements and driver configurations for HF, MF, and LF sections.

Page 14 - Suspension Hardware and Rigging Guidelines

Guidelines for creating arrays using Array or Short Frames, interconnecting models with adapter frames, ground stacking capabilities, and rigging safety recommendations.

Page 15 - Compatible Suspension Frames and Hinge Bar Specifications

Listing of compatible suspension frames, hinge bars, design factors (DF), and adapter configurations for various Vertec models.

Page 16 - Suspension Frame Dimensions and Diagrams

Technical diagrams and dimensions for suspension frames corresponding to VT4888, VT4887, and VT4881 systems, including frame models like VT4800-DA.

Page 17 - Suspension Hinge Bar Interconnection

Details on suspension hinge bar models, front/rear hinges, and requirements for matching steel alloy bars to Array or Short Frames and VERTEC models for proper interconnection.

Page 18 - Speaker System Assembly Illustration

Illustration showing the assembly of a VT4889 speaker system with a VT4887 subwoofer using a VT4800-DA mounting bracket in front-facing and angled views.

Page 19 - 8-Box Hanging Array Configuration

Illustration depicting an 8-box hanging array setup using VT4889, VT4888, and VT4887 line array elements suspended from AF or SF frames.

Page 20 - Vertec Support Contact Information

Contact details for the Vertec Support Team, including directors and applications engineers by region, and web links for product, customer service, and amplifier information.