Nexo LS18 User Manual
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Nexo LS18 User Manual

Tangent array system
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GEO S12 Series
Geo S1210 & Geo S1230 Tangent Array Modules
LS18 & LS18e Subwoofer
User Manual
GEO S12 Series User Manual V1.06
DP2502

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Summary of Contents for Nexo LS18

  • Page 1 GEO S12 Series Geo S1210 & Geo S1230 Tangent Array Modules LS18 & LS18e Subwoofer User Manual GEO S12 Series User Manual V1.06 DP2502...
  • Page 2 A comprehensive understanding of GEO theory, tangent arrays, and specific features of the GEO S12 Series will help you to operate your system at its full potential.

  • Page 3: Please Read Carefully Before Proceeding

    Do not place containers with liquid on speaker system as they might spill into openings. If any liquid such as water seeps into the speaker system, have it inspected by qualified NEXO personnel. Sun exposure: Do not expose the speaker system to direct sun.
  • Page 4 Page 4/106 PLEASE READ CAREFULLY BEFORE PROCEEDING SAFETY INSTRUCTIONS FOR NEXO TD CONTROLLERS NEXO ANALOGUE PSTDCONTROLLERS, NX242 DIGITAL CONTROLLER, NXAMP4x1 NXAMP4x4 POWERED CONTROLLERS CLASS APPARATUS AND MUST BE EARTHED. THE GREEN AND YELLOW WIRE OF THE MAINS CORD MUST ALWAYS BE CONNECTED TO AN INSTALLATION SAFETY EARTH OR GROUND.
  • Page 5 PLEASE READ CAREFULLY BEFORE PROCEEDING Page 5/106 HIGH SOUND PRESSURE LEVELS Exposure to extremely high noise levels may cause permanent hearing loss. Individuals vary considerably in susceptibility to noise-induced hearing loss but nearly everyone will lose some hearing if exposed to sufficiently intense noise for a sufficient period of time.

  • Page 6: Table Of Contents

    ...................... 15 ONTROLLERS 3.1.1 NXAMP connectors ................................15 3.1.2 GEO S12, LS18 and NXAMP recommended configurations ................15 GEO S12 SETUPS ON NEXO TD CONTROLLERS ................... 16 NXAMP TDC ............................. 16 ONTROLLERS CONNECTION DIAGRAMS ........................... 17 GEO S12 / NXAMP4 1 (B –...
  • Page 7 CONTENTS Page 7/106 GEO S12 ........................... 47 IN TOURING APPLICATIONS 8.4.1 Touring Accessories ................................. 47 8.4.2 Single GEO S12 on speaker stand or on LS18 horizontally ................48 8.4.3 Single GEO S12 flown vertically ..........................50 8.4.4 Single GEO S12 flown horizontally ........................... 51 8.4.5 Two GEO S12 on wind-up stand ..........................
  • Page 8 Page 8/106 CONTENTS 11.5.8 “U” Bracket for rigid suspension ........................100 11.5.9 GEO S12 Push-Pins (04VXT-BL820) ........................ 101 12 GEO S12 SERIES PARTS & ACCESSORIES LIST ..................102 12.1 & C ....................... 102 ODULES ONTROL LECTRONICS 12.2 ................................102 CCESSORIES...

  • Page 9: Introduction

    Page 9/106 NTRODUCTION NTRODUCTION Thank you for selecting a NEXO GEO S12 Series Tangent Array System. This manual is intended to provide you with necessary and useful information about your GEO S12 System, which includes the following products:  GEO S1230 is a 30° Tangent Array Module.
  • Page 10 GEO S12 Accessory Range. a full range of accessories that provides safe, flexible and simple means of installing Geo S12 Tangent Arrays in fixed installation as well as in touring applications. As for all NEXO systems, GEO S12s are controlled, powered and monitored by dedicated NEXO TDControllers: ...
  • Page 11  NS-1 simulation software assists in the design and implementation of vertical tangent GEO arrays. Please consult the NEXO web site (www.NEXO.fr or www.NEXO-sa.com) for the latest software releases. Please devote your time and attention to reading this manual. A comprehensive understanding of GEO theory, tangent arrays and specific features of GEO S12 and LS18 will help you to operate your system at its full potential.

  • Page 12: Geo S12 General Set-Up Instructions

    Page 12/106 GEO S12 G ENERAL NSTRUCTIONS GEO S12 G ENERAL NSTRUCTIONS 2.1 Speaker connection GEO S12 and LS18 is connected with Speakon NL4FC plugs (not supplied). A wiring diagram is printed on the connection panel located on the back of each cabinet. The 4 pins of the 2 Speakon sockets identified in / out are connected in parallel within the enclosure.

  • Page 13: Cabling

    C (PCB connectors B & D are then unused). 2.1.4 Cabling NEXO recommends the exclusive use of multi-conductor cables to connect the system: the cable kit is compatible with all the cabinets, and there is no possible confusion between LF, MF and HF sections.
  • Page 14 Page 14/106 GEO S12 G ENERAL NSTRUCTIONS CONNECTOR PANEL PASSIVE MODE ACTIVE MODE...

  • Page 15: Amplifier Selection For Use With Geo S12 & Ls18

    ELECTION FOR USE WITH 3.1 GEO S12, LS18 and NXAMP TDControllers NEXO Powered TDControllers NXAMP 4X1 & 4X4 are integrated solutions for Control and amplification for all NEXO speaker ranges. NXAMP4x1 and NXAMP4x4 power capability is listed in the table below:...

  • Page 16: Geo S12 Setups On Nexo Td Controllers

    ETUPS ON ONTROLLERS 4.1 NXAMP TDControllers As of today, load 3.15 features the setups listed in below table in the “Nexo configurations” menu. Keep in mind that the “custom configuration menu” allows to build any combination of NEXO speakers with full phase compatibility from 20 Hz to 20kHz.

  • Page 17: Connection Diagrams

    Page 17/106 ONNECTION DIAGRAMS ONNECTION DIAGRAMS 5.1 GEO S12 / NXAMP4x1 (Bridge Stereo – S12 in Passive mode)

  • Page 18: Geo S12 / Nxamp4X1 (Bridge Stereo - S12 In Active Mode)

    Page 18/106 ONNECTION DIAGRAMS 5.2 GEO S12 / NXAMP4x1 (Bridge Stereo – S12 in Active mode)

  • Page 19: Ls18 / Nxamp4X1 (Bridge Stereo)

    Page 19/106 ONNECTION DIAGRAMS 5.3 LS18 / NXAMP4x1 (Bridge Stereo)

  • Page 20: Ls18 & Geo S12 / Nxamp4X1 (Bridge Stereo - S12 In Passive Mode)

    Page 20/106 ONNECTION DIAGRAMS 5.4 LS18 & Geo S12 / NXAMP4x1 (Bridge Stereo – S12 in Passive mode)

  • Page 21: Geo S12 / Nxamp4X4 (4 Channels - S12 In Passive Mode)

    Page 21/106 ONNECTION DIAGRAMS 5.5 GEO S12 / NXAMP4x4 (4 Channels – S12 in Passive mode)

  • Page 22: Geo S12 / Nxamp4X4 (S12 In Stereo Active Mode)

    Page 22/106 ONNECTION DIAGRAMS 5.6 GEO S12 / NXAMP4x4 (S12 in Stereo Active mode)

  • Page 23: Ls18 / Nxamp4 X 4 (4 Channels )

    Page 23/106 ONNECTION DIAGRAMS 5.7 LS18 / NXAMP4x4 (4 channels)

  • Page 24: Ls18 & Geo S12 Nxamp4X4 (S12 In Passive Mode)

    Page 24/106 ONNECTION DIAGRAMS 5.8 LS18 & GEO S12 NXAMP4x4 (S12 in Passive Mode)

  • Page 25: Simulation Software

    Geo S12 Structural Analysis Reports have been validated by German Certification Organization RWTUV systems GmbH. NS-1 installation package includes all NEXO User Manuals, Structural Analysis Reports and Certificates PDF files (which can be found in the last section of User Manuals).

  • Page 26: Configurable Directivity Device

    Remove the three TORX (5x25) screws per flange on each side of the GEO Waveguide (drawings below);  Install the 120° flanges with the six TORX screws  Re-install the grid, being careful that the NEXO logo must be on the 12” loudspeaker side. REMOVING THE GRILL REMOVING THE SCREWS REPLACING THE FLANGES...

  • Page 27: When & Where To Use Configurable Directivity Flanges

    Page 27/106 ONFIGURABLE IRECTIVITY EVICE 7.2 When & where to use Configurable Directivity flanges The diagrams show audience area coverage for a stereo system. While the GEO cluster will deliver even SPL from the front to the rear of this audience area, there are “holes” near the front in the centre and at the outside edges.

  • Page 28: Geo S12 Hardware Setup Procedure

    However, user must always apply his or her knowledge, experience and common sense. If in any doubt, seek advice from your supplier or NEXO agent. This manual offers guidance only for GEO S12 & LS18 loudspeaker systems. References in this manual to other rigging equipment such as motor hoists, steels, shackles etc.

  • Page 29: Ground Stacking Safety

     The GEO S12 & LS18 Rigging System requires regular inspection and testing by a competent test centre. NEXO recommend that the system is load tested and certified annually or more frequently if local regulations require. ...

  • Page 30: Contacts

    8.1.3 Contacts Correct training is fundamental to safe practise when working with loudspeakers flying systems. NEXO recommend that users contact local industry associations for information on specialist course. Information for International training agencies can be obtained by contacting either:...

  • Page 31: General Description

    GEO S12 Page 31/106 HARDWARE SETUP PROCEDURE General Description GEO S1230 GEO S1210 GEO S1230, GEO S1210 and LS18 incorporate two connecting plates (one per side) on which a comprehensive range of accessories can be mounted. Oblong holes for Touring Applications Accessories Tapped holes for Fixed Installation Accessories GEO S12 CONNECTING PLATES LS18 CONNECTING PLATES...

  • Page 32: Described Configurations

    Page 32/106 GEO S12 HARDWARE SETUP PROCEDURE 8.2.1 Described configurations SECTION 8.3.4 SECTION 8.3.5 SECTION 8.3.2 SECTION 8.3.3 SECTION 8.3.2 SECTION 8.3.7 FIXED INSTALLATIONS SECTION 8.4.3 SECTION 8.4.7 SECTION 8.4.4 SECTION 8.4.6 SECTION 8.4.5 SECTION 8.4.2 SECTION 8.4.9 SECTION 8.4.8 TOURING APPLICATIONS...

  • Page 33: Warnings On Geo S12 Accessories

    Never use other accessories – including push-pins - when assembling GEO S12 & LS18 cabinets than the ones provided by NEXO: NEXO will decline responsibility over the entire GEO S12 & lS18 accessory range if any component is purchased from different supplier.

  • Page 34: Geo S12 In Fixed Installations

    LOCTITE 243 or equivalent for all screws used with GEO S12 & LS18 fixed installation accessories. LOCTITE 243 is available at NEXO or at your local distributor upon request. GPI-BUMPER VNI-UBRK12 VNI-LBRK VNI-ABRK...

  • Page 35: Single Geo S12 Rigidly Mounted On A Wall Or A Ceiling (Vertical Or Horizontal)

    GEO S12 Page 35/106 HARDWARE SETUP PROCEDURE 8.3.2 Single GEO S12 rigidly mounted on a wall or a ceiling (vertical or horizontal) Required items  1 x GEOS12-UBRK (allows all angles to be implemented)  4 x 12mm diameter screws (not provided) IMPORTANT Ensure that the surface –...

  • Page 36: Single Geo S12 Cable Mounted On A Wall Or A Ceiling (Vertical Or Horizontal)

    Page 36/106 GEO S12 HARDWARE SETUP PROCEDURE 8.3.3 Single GEO S12 cable mounted on a wall or a ceiling (vertical or horizontal) Required items  1 or 2 x VNI-LBRK (allows cable suspension, holes for cable suspension are 10mm diameter); ...

  • Page 37: Geo S12 Vertical Array Rigidly Mounted On A Ceiling

    GEO S12 Page 37/106 HARDWARE SETUP PROCEDURE 8.3.4 GEO S12 vertical array rigidly mounted on a ceiling Required items  1 x GPI-BUMPER (allows +/-5° bumper tilt when installed below a flat surface; if higher bumper tilt is required, surface will have to be defined accordingly) ; ...
  • Page 38 Page 38/106 GEO S12 HARDWARE SETUP PROCEDURE     (7) Flip the cluster upside down to access connector plates located on the down side;  (8) Repeat all above steps from #2 to #6;     ...
  • Page 39 GEO S12 Page 39/106 HARDWARE SETUP PROCEDURE  (11) Flip GEO S12 cluster by 90° so that it is ready to be positioned under the ceiling;  (12) Four screws 12mm diameter (not provided) are required to secure the bumper under the ceiling.

  • Page 40: Ls18 & Geo S12 Vertical Array Rigidly Mounted On A Ceiling

    Page 40/106 GEO S12 HARDWARE SETUP PROCEDURE 8.3.5 LS18 & GEO S12 vertical array rigidly mounted on a ceiling Required items  1 x GPI-BUMPER (allows +/-5° bumper tilt when installed below a flat surface; if higher bumper tilt is required, surface will have to be defined accordingly) ; ...
  • Page 41 GEO S12 Page 41/106 HARDWARE SETUP PROCEDURE  (5) Apply Loctite 243 or equivalent to the screws that attach the LS18 connector plate to the cabinet, and reinstall the LS18 connector plates (see figure below left);  (6) Position Geo S12 bottom counter-plates (see figure below left); ...
  • Page 42 Page 42/106 GEO S12 HARDWARE SETUP PROCEDURE  (11) Flip cluster by 90° so that it is ready to be positioned under the ceiling;  (12) Four screws 12mm diameter (not provided) are required to secure the bumper under the ceiling.

  • Page 43: Ls18 And Geo S12 Vertical Array Cable Mounted On A Ceiling

    GEO S12 Page 43/106 HARDWARE SETUP PROCEDURE 8.3.6 LS18 and GEO S12 vertical array cable mounted on a ceiling Required items  As in 2 sections above, plus  2 x VNI-LBRK (allows cable suspension for bumper, holes for cable suspension are 10mm diameter);...

  • Page 44: Geo S12 Horizontal Array Rigidly Mounted On A Ceiling

    Page 44/106 GEO S12 HARDWARE SETUP PROCEDURE 8.3.7 GEO S12 horizontal array rigidly mounted on a ceiling Required items  2 x VNI-ABRK (allows rigid ceiling suspension for horizontal arrays)  (N-1) x GPI-ANPL for a N x GEO S12 array (ANPL1 ranges from 0.2° to 3.15°, ANPL2 ranges from 5°...
  • Page 45 GEO S12 Page 45/106 HARDWARE SETUP PROCEDURE  (7) Flip the cluster upside down to access connector plates located on the down side;  (8) Repeat all above steps from #2 to #6;  (9) Position the two “U” brackets from VNI-ABRK kits on the outer cabinets next the angle plates, and tight them to the cabinets using the shoulder screws provided with these kits (using Loctite 243 or equivalent);...

  • Page 46: Geo S12 Horizontal Array Cable Mounted On A Ceiling

    Page 46/106 GEO S12 HARDWARE SETUP PROCEDURE 8.3.8 GEO S12 horizontal array cable mounted on a ceiling Required items  2 x VNI-LBRK (allows cable suspension for horizontal arrays, holes for cable suspension are 10mm diameter);  (N-1) x GPI-ANPL for a N x GEO S12 array (ANPL1 ranges from 0.2° to 3.15°, ANPL2 ranges from 5°...

  • Page 47: Geo S12 In Touring Applications

    GEO S12 Page 47/106 HARDWARE SETUP PROCEDURE 8.4 GEO S12 in touring applications 8.4.1 Touring Accessories Accessories are :  Bumper (GPT-BUMPER)  Geo S12 Rigging Plates (GPT-XBOW)  LS18 rigging plates (LST-XBOW)  Tension Mode Link Bars for GPT-XBOW (GPT-TLB) ...

  • Page 48: Single Geo S12 On Speaker Stand Or On Ls18 Horizontally

    IMPORTANT (LS18 POLE STAND) - NEXO PLSTD pole stand only should be used for mounting on top of NEXO LS18 - LS18 must always be installed on a horizontal surface; - Ensure that public is not allowed within a safety area which radius is equal or higher than assembly height.
  • Page 49 GEO S12 Page 49/106 HARDWARE SETUP PROCEDURE...

  • Page 50: Single Geo S12 Flown Vertically

    Page 50/106 GEO S12 HARDWARE SETUP PROCEDURE 8.4.3 Single GEO S12 flown vertically Required items  1 x Flying Bar for single vertical GEO S12 (VNT-TTC)  1 x Lifting Ring (VNT-XHBRK)  Or 1 x Truss hook (VNT-TCBRK) IMPORTANT Ensure that truss suspension point is strong enough to hold GEO S12 weight.

  • Page 51: Single Geo S12 Flown Horizontally

    GEO S12 Page 51/106 HARDWARE SETUP PROCEDURE 8.4.4 Single GEO S12 flown horizontally Required items  1 x “U” Bracket for single horizontal GEO S12 (GPT-SSBRK)  1 x Lifting Ring (VNT-XHBRK)  Or 1 x Truss hook (VNT-TCBRK) IMPORTANT Ensure that suspension point is strong enough to hold GEO S12 weight.

  • Page 52: Two Geo S12 On Wind-Up Stand

    Page 52/106 GEO S12 HARDWARE SETUP PROCEDURE 8.4.5 Two GEO S12 on wind-up stand Required items  1 x U” Bracket for two GEO S12 (GPT-PSBRK)  1 x Wind Up stand diameter 35mm (Eurotruss ES160 or equivalent); IMPORTANT (WIND UP STAND) - Wind Up stand must be rated for assembly weight (80kg rated load min);...
  • Page 53 GEO S12 Page 53/106 HARDWARE SETUP PROCEDURE...
  • Page 54 Page 54/106 GEO S12 HARDWARE SETUP PROCEDURE Alternative Procedure (“Walder” procedure) Below described procedure required 2 additional 8x20 quick release pins (BLGEOS)  Split the GPT-PSBRK side plates by removing screws and bolt;  Slide GPT-PSBRK lower half-plates into lower GEO S12 connecting plate oblong holes; ...
  • Page 55 GEO S12 Page 55/106 HARDWARE SETUP PROCEDURE...

  • Page 56: Two Geo S12 Flown Horizontally

    Page 56/106 GEO S12 HARDWARE SETUP PROCEDURE 8.4.6 Two GEO S12 flown horizontally Required items  1 x “U” Bracket for two GEO S12s (GPT-PSBRK)  1 x Lifting Ring (VNT-XHBRK)  Or 1 x Truss hook (VNT-TCBRK) IMPORTANT Ensure that suspension point is strong enough to hold two GEO S12s weight. Procedure ...

  • Page 57: Two Or More Geo S12 Flown Vertically

    GEO S12 Page 57/106 HARDWARE SETUP PROCEDURE 8.4.7 Two or more GEO S12 flown vertically Required items  N Pair of Rigging Plates (GPT-XBOW) for N cabinets;  1 lifting ring (VNT-XHBRK) every two GEO S12;  4xN Quick release pins for N cabinets; ...
  • Page 58 IMPORTANT GEO S12 can be flown “Up” or “Down”: - “Up” means Nexo logo on front grid is at the top; - “Down” means Nexo logo on front grid is at the bottom. GEO S12 can be connected “Up” or “Down” by simply flipping the cabinets.
  • Page 59 GEO S12 Page 59/106 HARDWARE SETUP PROCEDURE  Lift and position assembly, connect lifting rings to suspension points with sling and shackle;  Secure assembly with secondary safety steel. IMPORTANT The requirements for secondary safety systems vary with territories. However, the secondary safety steel MUST have a SWL equivalent or greater than that of the rigging system.

  • Page 60: Ls18 And Three Or More Geo S12 Flown Horizontally

    Page 60/106 GEO S12 HARDWARE SETUP PROCEDURE 8.4.8 LS18 and three or more GEO S12 flown horizontally Required items  1 x Bumper (GPT-BUMPER);  M pairs of LS rigging plates (LST-XBOW) for M x LS18 cabinets;  N Pair of Rigging Plates (GPT-XBOW) for Geo S12 cabinets; ...
  • Page 61 GEO S12 Page 61/106 HARDWARE SETUP PROCEDURE Optional GPT-TLB link bar for GPT- XBOW GPT-XBOWs are delivered with standard link bars which allow both stacked and flown setups. However, these link bars require perfect alignment of angle setting holes when adding cabinets. GPT-XBOW STANDARD LINK BAR To facilitate flying operation, an optional link bar with oblong holes (GPT-TLB, pair of link bars provided with two 8x20 quick release pin) is available in the GEO S12 accessory range.
  • Page 62 Page 62/106 GEO S12 HARDWARE SETUP PROCEDURE Procedure  Insert LST-XBOW into connecting plates of both sides of LS18s;  Insert GPT-XBOW into connecting plates of both sides of GEO S12s;  Lock safety pins into LS18 and GEO S12s connecting plate...
  • Page 63 GEO S12 Page 63/106 HARDWARE SETUP PROCEDURE   IMPORTANT Ensure that safety pins are properly locked into LS18s and GEO S12s connecting panels.
  • Page 64 IMPORTANT GEO S12 can be flown “Left” or “Right”: - “Left” means Nexo logo on front grid is left as seen from front; - “Right” means Nexo logo on front grid is right as seen from front. GEO S12 can be connected to bumper “Left” or “Right” by simply flipping the cabinets.
  • Page 65 GEO S12 Page 65/106 HARDWARE SETUP PROCEDURE IMPORTANT Ensure angle settings are identical on both sides of the cabinets. Ensure that safety pins are properly locked into LS18s and GEO S12s connecting panels. Ensure that all quick release pins are properly locked into their position. ...
  • Page 66 Page 66/106 GEO S12 HARDWARE SETUP PROCEDURE...

  • Page 67: Ground Stacked Ls18 And Geo S1210

    GEO S12 Page 67/106 HARDWARE SETUP PROCEDURE 8.4.9 Ground stacked LS18 and GEO S1210 Required items  M pairs of rigging plates (LST-XBOW) for M x LS18  N Pairs of Rigging Plates (GPT-XBOW) for N x GEO S12;  1 ground stack device (GPT-GSTK);...
  • Page 68 Page 68/106 GEO S12 HARDWARE SETUP PROCEDURE LS18 and GEO S12 ground stack device description GPT-GSTK ground stack device includes:  two supporting beams, which support assembly weight;  two connecting beam, which allow connection of the beams to the first cabinet; ...
  • Page 69 GEO S12 Page 69/106 HARDWARE SETUP PROCEDURE  Insert GPT-XBOW into connecting plates of both sides GEO S12s;  Insert LST-XBOW into connecting plates of LS18s  Lock safety pins into LS18s and GEO S12s connecting plate; IMPORTANT Ensure that safety pins are properly locked into LS18s and GEO S12s connecting panels.
  • Page 70 Page 70/106 GEO S12 HARDWARE SETUP PROCEDURE  Connect bottom LS18 or GEO S12 to GPT-GSTK Ground stacking device with 4 8x20 quick release pins;  Connect second LS18 or Geo S12 with X-Bow front articulation holes and rear link bars and ensure quick release pins are properly locked;...
  • Page 71 GEO S12 Page 71/106 HARDWARE SETUP PROCEDURE  Once the assembly is completed, rotate rear or front GEO S12 ground stack device adjustable legs to definitive tilt angle, ensuring that +/-10° is never exceeded on bottom GEO S12.

  • Page 72: Testing And Maintenance Of The System

     General: Geo is a precision piece of equipment and requires regular attention to maintenance in order to give long and reliable service. NEXO recommends regular testing of loudspeaker rigging components, preferably using a suitable test rig coupled with a visual inspection.

  • Page 73: System Alignment Guidelines

    Cluster design must be done with NS-1 (previously Geosoft2), which provides very intuitive and fast method to determine all cluster geometry parameters in relation to venue where cluster is implemented. NS-1 is a freeware available for all Nexo users. Please contact your local distributor for licensing procedure.

  • Page 74: Driving The Ls18S From The Aux Send

    & safety of the system (mostly time alignment). At NEXO, great care is taken to design optimum phase alignment from one octave above to one octave below the crossover frequency point. By doing so, drivers are working perfectly together and providing the best efficiency possible.

  • Page 75: Recommended Installation Tools And Equipment

    Angle (in radians)=3.142 x Angle (in degrees)/180  Computer – Laptop or Desktop PC running Windows XP with the current version of NEXO NS-1 installed. It is not possible to configure a Geo tangent array properly without using NS-1. Note that, when NS-1 designs are prepared prior to arrival at the venue, it is often necessary to modify or update the design to accommodate special circumstances.

  • Page 76: Geo S12 - Ls18S System Check List

    GEO S12 – LS18 Page 76/106 YSTEM HECK 10 GEO S12 – LS18 YSTEM HECK It is essential to execute all these check steps prior to perform a sound check on the “front end” to the system. Following this checklist step by step will prevent many troubles and will save time in the end. 10.1 Are the speakers properly connected and angled ? ...

  • Page 77: Technical Specifications

    Internal Steel Stand Fitting on Top (35mm, 1"3/8) allows pole mounting for PS15 or Geo S12 (None) As part of a policy of continual improvement, NEXO reserves the right to change specifications without notice. [a] Response curves & data : Half-Space Anechoïc radiation for the LS18 + NXAMP.

  • Page 78: Dimensions

    Page 78/106 ECHNICAL PECIFICATIONS 11.1.2 Dimensions...

  • Page 79: Geo S1230 Module

    Electronic controller The NEXO TDcontrollers presets are precisely matched to the GEO S12 Series cabinets and include sophisticated protection. Using GEO S12 Series cabinets without a properly connected NEXO TDcontrollers will result in poor sound quality and can damage components.

  • Page 80: Dimensions

    Page 80/106 ECHNICAL PECIFICATIONS 11.2.2 Dimensions 11.2.3 Diagrams...

  • Page 81: Geo S1210 Module

    Electronic controller The NEXO TDcontrollers presets are precisely matched to the GEO S12 Series cabinets and include sophisticated protection. Using GEO S12 Series cabinets without a properly connected NEXO TDcontrollers will result in poor sound quality and can damage components.

  • Page 82: Dimensions

    Page 82/106 ECHNICAL PECIFICATIONS 11.3.2 Dimensions 11.3.3 Diagrams...

  • Page 83: Geo S12 Touring Applications Accessories

    Page 83/106 ECHNICAL PECIFICATIONS 11.4 GEO S12 Touring Applications Accessories 11.4.1 GPT- BUMPER Parts Dimensions Weight 20 kg / 44.1 Lbs...

  • Page 84: Ls18 Rigging Plates

    Page 84/106 ECHNICAL PECIFICATIONS 11.4.2 LS18 Rigging Plates Parts Dimensions...

  • Page 85: Geo S12 Rigging Plates

    Page 85/106 ECHNICAL PECIFICATIONS 11.4.3 GEO S12 Rigging Plates Parts Dimensions Weight (pair) 10.7 kg / 23.6 Lbs...

  • Page 86: Tension Mode Link Bars For Gpt-Xbow

    Page 86/106 ECHNICAL PECIFICATIONS 11.4.4 Tension Mode Link Bars for GPT-XBOW Parts Dimensions Weight (pair) 0.6 kg / 1.3 Lbs...

  • Page 87: Lifting Ring

    Page 87/106 ECHNICAL PECIFICATIONS 11.4.5 Lifting Ring Parts Dimensions Weight (kit) 0.3 kg / 0.661 Lbs...

  • Page 88: Truss Hook For Gpt-Psbrk Or Gpt-Ssbrk

    Page 88/106 ECHNICAL PECIFICATIONS 11.4.6 Truss hook for GPT-PSBRK or GPT-SSBRK Parts Dimensions Weight (kit) 0.620 kg / 1.37 Lbs...

  • Page 89: Truss Hook For Single Vertical Geo S12

    Page 89/106 ECHNICAL PECIFICATIONS 11.4.7 Truss hook for single vertical GEO S12 Parts Dimensions Weight (kit) 0.7 kg / 1.54 Lbs...

  • Page 90: U" Bracket For Single Vertical Geo S12

    Page 90/106 ECHNICAL PECIFICATIONS 11.4.8 “U” Bracket for single vertical GEO S12 Parts Dimensions Weight (kit) 7 kg / 15.4 Lbs...

  • Page 91: U" Bracket For Two Vertical Geo S12

    Page 91/106 ECHNICAL PECIFICATIONS 11.4.9 U” Bracket for two vertical GEO S12 Parts Dimensions Weight (kit) 10.4 kg / 22.9 Lbs...

  • Page 92: Ground Stacking Device For Up To 6 Geo S1210

    Page 92/106 ECHNICAL PECIFICATIONS 11.4.10 Ground Stacking Device for up to 6 GEO S1210 Parts 04GPT-GSTK Dimensions Weight (kit) 26.5 kg / 58.4 Lbs...

  • Page 93: Geo S12 Fixed Installations Accessories

    Page 93/106 ECHNICAL PECIFICATIONS 11.5 GEO S12 Fixed Installations Accessories 11.5.1 LS18 & GEO S12 Bumper (GPI-BUMPER) Parts Dimensions Weight (kit) 14.5 kg / 32 Lbs...

  • Page 94: Ls18 Counter Plate (Lsi-Cpla)

    Page 94/106 ECHNICAL PECIFICATIONS 11.5.2 LS18 Counter Plate (LSI-CPLA) Parts Dimensions Weight (kit) 2.5 kg / 5.5 Lbs...

  • Page 95: Ls18 & Geo S12 Connecting Plate 1 (Gpi-Anpl1)

    Page 95/106 ECHNICAL PECIFICATIONS 11.5.3 LS18 & GEO S12 Connecting Plate 1 (GPI-ANPL1) Parts Dimensions Weight (kit) 8 kg / 17.6 Lbs...

  • Page 96: Geo S12 Connecting Plate 2 (Gpi-Anpl2)

    Page 96/106 ECHNICAL PECIFICATIONS 11.5.4 GEO S12 Connecting Plate 2 (GPI-ANPL2) Parts Dimensions Weight (kit) 6.5 kg / 14.3 Lbs...

  • Page 97: Geo S12 Connecting Plate 3 (Gpi-Anpl3)

    Page 97/106 ECHNICAL PECIFICATIONS 11.5.5 GEO S12 Connecting Plate 3 (GPI-ANPL3) Parts Dimensions Weight (kit) 6.6 kg / 14.6 Lbs...

  • Page 98: Single Geo S12 "U" Bracket

    Page 98/106 ECHNICAL PECIFICATIONS 11.5.6 Single GEO S12 “U” Bracket Parts Dimensions Weight 2.9 kg / 6.4 Lbs...

  • Page 99: L" Bracket For Cable Suspension

    Page 99/106 ECHNICAL PECIFICATIONS 11.5.7 “L” Bracket for cable suspension Parts Dimensions Weight (kit) 1.75 kg / 3.86 Lbs...

  • Page 100: U" Bracket For Rigid Suspension

    Page 100/106 ECHNICAL PECIFICATIONS 11.5.8 “U” Bracket for rigid suspension Parts Dimensions Weight (kit) 1.75 kg / 3.86 Lbs...

  • Page 101: Geo S12 Push-Pins (04Vxt-Bl820)

    Page 101/106 ECHNICAL PECIFICATIONS 11.5.9 GEO S12 Push-Pins (04VXT-BL820) 04VXT-BL820 WEIGHT: 0.032 KG / 0.07 LBS...

  • Page 102: Geo S12 Series Parts & Accessories List

    Page 102/106 GEO S12 S & A ERIES ARTS CCESSORIES 12 GEO S12 S & A ERIES ARTS CCESSORIES 12.1 Modules & Control Electronics List MODEL DRAWING DESCRIPTION Subwoofer Module LS18 GEO S1230 GEO S1230 Module GEO S1210 GEO S1210 Module NXAMP4x1 Digital Powered Controller 4x1300W NXAMP4x4...
  • Page 103 GEO S12 S & A Page 103/106 ERIES ARTS CCESSORIES MODEL DRAWING DESCRIPTION Lifting Ring for GPT-SSBRK or GPT-PSBRK or GPT- VNT-XHBRK XBOW (includes 8x45 Quick Release Pin). Truss hook for GPT-SSBRK or GPT-PSBRK or GPT- VNT-TCBRK XBOW (includes 8x45 Quick Release Pin) VNT-TTC Truss hook for single vertical GEO S12 “U”...
  • Page 104 Page 104/106 GEO S12 S & A ERIES ARTS CCESSORIES MODEL DRAWING DESCRIPTION “L” Bracket for cable suspension (for fixed installation). VNI- LBRK “U” Bracket for rigid suspension (for fixed installation). VNI- ABRK GPT-2CASE Flight Case for 2 GEO S12 with accessory tray GPT-3CASE Flight Case for 3 GEOS12 equipped with XBOWS GPT-BCASE...

  • Page 105: User Notes

    USER NOTES Page 105/106 13 USER NOTES...
  • Page 106 Page 106/106 USER NOTES France Nexo S.A. Parc d’activité de la dame jeanne F-60128 PLAILLY Tel: +33 3 44 99 00 70 Fax: +33 3 44 99 00 30 E-mail: info@nexo.fr www.nexo-sa.com...

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