JBL Professional Technical Library
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Listed below are numerous technical documents and owner's manuals available for download.  All files are in .PDF format and require Adobe Acrobat Reader to view.

General Audio

• JBL Professional Sound System Design Manual -- 1999 edition: (1.46 MB)  The updated version of the acoustics reference manual by John Eargle.
• JBL Professional Model Number Listing:  (42kB) An alpha-numeric listing including model numbers of just about every JBL Professional product ever made.
• JBL Professional Enclosure Guide: (17kb):   Recommended enclosure dimensions and porting information for JBL Professional cone transducers.  Also includes cabinet-building suggestions and references to related books.
• Thiele/Small Parameter List for JBL Professional Cone Transducers (46kb)
• Speaker Power Requirements FAQ (117kb)
• Danger: Low Power (204kB): Information on one of the most common causes of speaker failure -- (under powering).
• Tech Note Volume 1, #7: (560kb) In-line Stacked Arrays of Flat-front Bi-Radial ® Horns
• Tech Note Volume 1, #12B: (246 kB) Polarity conventions of JBL Professional transducers and systems
• Tech Note Volume 1, #14: (1.59 MB) Basic principals for suspending loudspeaker systems
• Tech Note Volume 1, #18: (425kb) Vented Gap Cooling™ in Low Frequency Transducers
• Tech Note Volume 1, #21:  (448kb) JBL’s New Optimized Aperture™ Horns and Low Distortion Drivers
• Tech Note Volume 1, #22:  (151kb) JBL's New Super Vented Gap™ Maximum Output Low Frequency Transducers
• Tech Note Volume 1, #24 (448kb):   JBL's New Maximum Output Midrange/Low Frequency Transducers
• JBL Professional Warranty Card (90kB)
• Filtered Array Technology: (206 kB) A look at controlling an array's low frequency radiation pattern using digital signal processing.

HLA Series

• HLA 4895 & 4897 Horn Loaded Array System Owner's Manual (1.11 MB)
• Tech Note Volume 1, #23 (797 kB): HLA Series Loudspeaker Systems and Differential Drive® Transducers
• Tech Note Volume 1, #25 (96 kB): Digital system controller guidelines for using HLA 4895 modules in arrays
• HLA System Use Guidelines (341 kB): General information on using HLA Series systems.

Array Series

• Array Series S.A.F.E. Manual (658 kB): Information on using the Array Series S.A.F.E. rigging hardware

Control Contractor Series

• Invisiball™ Installation Instructions  (225 kB) Diagrams showing how to install the Invisiball mounting system. 
• Coax Enclosures (11.2 kB): Information on enclosure sources for the 2142H, 2152H and 2155H coaxial transducers.
• MTC24-TR and MTC-26TR (67.5 kB): Information on using trim rings for the Control 24C, Control 26C and Control 19CS.
• Control 19CS Overview (15 kB): Information on the benefits of using the Control 19CS ceiling-mount subwoofer in commercial installations.
• Ceiling Speaker Application Guide (263kb):  A guide to help system designers design distributed systems with excellent performance.
• Control Contractor Series FAQ (63 kB, updated 11/6/98)
• Control Contractor Weather Resistance Testing (8.9 kB): Overview on the weather-resistance testing methodologies used for the Control Contractor series of product.
• MTC-SB2W Instruction Sheet (43kb): Installation instructions for this corner/wall mount bracket for the Control SB2 subwoofer.
• MTC-SB2C Instruction Sheet (28kb): Installation instructions for this ceiling-mount bracket for the Control SB2 subwoofer.
• MTC-PC Installation Sheet (34kb): Installation instructions for this water-tight input panel cover for most Control Contractor loudspeakers.
• Control Contractor Ceiling Speakers Owner's Manual (168kb): Owner's manual for the Control 24C, Control 26C and Control 19CS.
• Control Contractor Series Bracket and Adapter Handbook, v2.0: An overview of Control Contractor Series brackets and adapters available from JBL Professional and other sources (782kB)
• Business Applications for Control Contractor Loudspeakers (38kb):  Does your business fall into any of the categories listed?  Use this guide to help you decide whether Control Contractor Loudspeakers are right for your business application.
• Control Contractor Ceiling Speakers: Myth versus Reality (24kb)
• Control Contractor Series: Benefits to Installers and End-Users (16kb)
• Guide to Business Music (52kb):   Practical, non-technical information to aid in the process of purchasing sound systems for commercial establishments.

Cinema Related Documentation

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• Product Application Guidelines (11kb): Choosing the right JBL Cinema product for your specific application.
• Cinema Sound System Manual (1.00 Mb): Setting up a cinema sound system.
• 3678 Setup Instructions (23kb): Setup Instructions for the 3678.
• 5000 Series User's Guide (271kb): Three-Way Screen Channel Systems User's Guide.
• 4675C-HF with 2360B (649kb): Information on the 4675C-HF screen system with the updated 2360B horn.

Electronics

• DSC280 Programming (19kb): A short guide on programming the DSC280 digital controller via MIDI System Exclusive (SYSEX) commands and PCMCIA card file transfers. The MIDI portion is also applicable to the DSC260 digital controller.
• DSC280 Owner's Manual (280kb)
• DSC260 Owner's Manual (299kb)
• MPC Power Amplifiers Owner's Manual (772kb)
• MPA Power Amplifiers Owner's Manual (336kb)
• MPC-X100 Owner's Manual (331 kB): Owner's manual and installation guide for the new 100Hz subwoofer crossover card. Designed for MPC and MPA Series power amplifiers.
• MPC-XU Owner's Manual (366 kB): Owner's manual and installation guide for the new universal crossover card with selectable crossover frequencies and filters. Designed for MPC and MPA Series power amplifiers.

Studio Monitor Technology

• LSR Series Owner's Manual (816kb):   Owner's manual for the LSR32, LSR28P and LSR12P
• Tech Note Volume 3, #1 (126kb):  The Evolution of JBL’s Large Format Monitor Loudspeaker
• Tech Note Volume 3, #2 (203kb): JBL’s New LSR Mid-Field Monitors
• Tech Note Volume 3, #3 (86kb):  JBL Professional Studio Monitors for Multichannel Sound Applications

CADP2 Tech Notes

• Volume 1, #1:  CADP2 Design Applications The Average Complex Summation (262kb)
• Volume 1, #2:  CADP2 Design Applications Calculating Gain-Before-Feedback (57kb)
• CADP2 Design Applications:  219x Coaxial Series Device and System Files (18kb)

Smaart Application Notes

• Measuring and Optimizing Sound Systems: An Introduction to JBL Smaart™ (67kb)
• JBL Smaart FAQ (18kb)
• Application Note #1:  Transfer Function Measurement Configurations (52kb)
• Application Note #2:  Using The JBL-Smaart Delay Locator (115kB)

Installed Sound Information

• Marquis, Sound Power and Venue Series Dimensions (281kB): Detailed dimensional drawings for all models. These dimensions replace all previously published dimensions, including those on the specification sheets themselves. Updated specification sheets will be available soon.
• Installation Products User's Guide (English-language) (0.98Mb): Owner's manual for the Installation Product Range, including Marquis, Sound Power and Venue Series.
• The Relationship Between the Sound Contractor and Religious Organizations (61kb)

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