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JBL 

BRX 

300 

SERIES 

           10

SYSTEM DEPLOYMENT GUIDE

A Maximum of 2 x BRX308-LA may be mounted on the Pole + Adapter 
kit that is available for purchase as part of the BRX308-ACC Kit

It is advised to use an inter-box angle of at least 2° between each 
BRX308-LA to allow for wide enough vertical coverage of the High 
Frequency. 

The Pole Mount adapter bar allows for the following angles 0,-2,-3,-4,-,5,-6,-8,-9,-10,-
11,-12° for the first box mounted on it. The negative angles allow the first box to aim 
downwards and cover audience that is closer to the array. 

To set the first box at the desired –ve angle value, Align the desired value on the 
Adapter bar to the bottom of the box and lock in place with the quick release pin in 
the matching hole.

We recommend an inter-box Angle of 10 or 12° for the second Speaker. This allows for 
more uniform coverage from front to back.

Adapter Bar  

MAX 2x BRX308-LA

SYSTEM APPLICATION GUIDE - POLE MOUNT MODE

Summary of Contents for BRX 300 Series

Page 1: ...JBL BRX 300 SERIES 1 SYSTEM DEPLOYMENT GUIDE SYSTEM DEPLOYMENT GUIDE 12 2021 B R X 3 0 8 L A B R X 3 2 5 S P B R X 3 0 8 A C C B R X 3 0 8 A F B R X 3 0 8 P M B R X 3 0 0 S E R I E S...

Page 2: ...DEPLOYMENT GUIDE TABLE OF CONTENTS 1 SAFETY 3 2 ORDERING INFORMATION 6 3 BRX 300 SYSTEM 7 4 SYSTEM APPLICATION GUIDE GROUND STACKED MODE 9 5 SYSTEM APPLICATION GUIDE POLE MOUNT MODE 10 6 SYSTEM APPLI...

Page 3: ...re to excessive SPL can cause hearing damage the loudspeaker is easily capable of generating sound pressure levels SPL sufficient to cause permanent hearing damage to performers production crew and au...

Page 4: ...formation presented herein is based upon materials and practices common to North America and may not directly apply to other coun tries because of differing material dimensions specifications and or l...

Page 5: ...e provided with or for BRX systems must be inspected for fatigue at least annually or as required by local ordinance The inspection shall include a visual survey of the material for signs of corrosion...

Page 6: ...Amplifier and DSP for entire system BRX308 ACC Accessory Kit Transport cart for 4 x BRX308 LA Soft cover for Cart Soft cover for Subwoofer Speaker cables for system BRX308 AF Array Frame for suspendi...

Page 7: ...BRX 08LA each including linear phase FIR Filters and dbx limiter suite for Loudspeaker protection As such no external processing is required NOTE BRX Speakers used with other Amplification and DSP wil...

Page 8: ...utput on the Power Amplifier module can drive up to 2 x BRX308 LA Tops The system can be driven in 2 Modes 1 INPUT Y MODE In this mode A single output from the mixer feeds the entire system to drive b...

Page 9: ...5 6 8 10 and 12 To set the inter box angle to either of the values mentioned above align the Bottom box Angle Bar Lock hole to match with the desired angle value on the Top Box and lock it in place wi...

Page 10: ...following angles 0 2 3 4 5 6 8 9 10 11 12 for the first box mounted on it The negative angles allow the first box to aim downwards and cover audience that is closer to the array To set the first box a...

Page 11: ...F Array frame A Maximum on 1 x BRX325 SP Subwoofer may be flown from a BRX308 AF Array Frame The BRX308 AF accepts standard 5 8 Shackles for attachement to hoists Note The BRX308 AF does NOT ship with...

Page 12: ...must be flown to minimize cabling or due to aesthetic reasons the sub must be flown next to the tops If flying the sub next to the tops is not possible you may fly the subwoofer nehind the tops In th...

Page 13: ...d to the array frame Box 2 This is the inter box angle between Box 1 and Box 2 Box 3 This is the inter box angle between Box 2 and Box 3 Box 4 8 As above No of Boxes 8 AF Pick Point Hole 12 AF Angle 5...

Page 14: ...308 LA for a 25 30m 82 98 ft deep venue flown at a height of 4m 13 ft No of Boxes 6 AF Pick Point Hole 9 AF Angle 4 3 Degrees Box 1 0 Box 2 0 Box 3 1 Box 4 1 Box 5 3 Box 6 10 8500 Balboa Boulevard Nor...

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