PRO DG GTA 218 B SW Self Powered User Manual

PRO DG GTA 218 B SW Self Powered

Product Information

The GT 218 B is a high-performance subwoofer system designed, manufactured, and optimized in Spain, exclusively using European components. It is equipped with two 18-inch speakers in a tuned enclosure and is an excellent bass reinforcement for all systems from the GT Series. It is the perfect solution for P.A. in outdoor events and permanent installations where high performance and SPL are necessary.

Product Usage Instructions

The GT 218 B subwoofer system is designed to provide high-performance bass reinforcement for all systems from the GT Series. To use the product, follow these instructions:

1. Ensure that the product is in good condition and all components are included.
2. Connect the subwoofer to the recommended amplifier using the connectors provided.
3. Place the subwoofer in an area where it can provide optimal performance.
4. Turn on the amplifier and adjust the volume to the desired level.
5. Enjoy the high-performance bass reinforcement provided by the GT 218 B subwoofer system.

Safety Indications

Please read it before use the system and keep for later use

PRO DG SYSTEMS®GIVES YOU THANKS FOR ACQUIRE THIS PROFESSIONAL SOUND SYSTEM FULLY DESIGNED, MANUFACTURED AND OPTIMIZED IN SPAIN, EXCLUSIVELY WITH EUROPEAN COMPONENTS AND WE WISH THAT YOU ENJOY WITH ITS HIGH QUALITY AND PERFORMANCE.

• This system has been designed, fabricated and optimized by Pro DG Systems® in perfect working order. To maintain this condition and ensure the right operation, the user must respect the following indications and advices of this manual. THE FIABILITY, SAFETY AND EFFICIENCY OF THE SYSTEM ARE ONLY AND EXCLUSIVELY GUARANTEED BY PRO DG SYSTEMS IF:
• Assembly, manipulation, re-adjustment and modifications or repairs are carried out by Pro DG Systems.
• The electrical installation complies with the requirements of IC (ANSI).
• The system is used according to the use indications. WARNING:
• If protectors are opened or sections of chassis are removed, except where this can be done manually, live parts can become exposed.
• Any adjustment, manipulation, optimization or reparation of the system must be done only and exclusively by Pro DG Systems. PRO DG SYSTEMS IS NOT RESPONSIBLE OF ANY DAMAGE OF THE SYSTEM CAUSED BY A MANIPULATION, ADJUSTMENT, OPTIMIZATION OR REPARATION REALIZED BY NO-AUTHORIZED PERSONAL BY PRO DG SYSTEMS
• High loudspeaker levels can cause hearing damage, it must avoid the direct contact with loudspeakers operating at high levels, otherwise it must use hearing protectors.

MAINS CONNECTION:
The system is designed for continuous operation.

• The set operating voltage must match the local mains supply voltage.
• The units has to be connected to the mains via the supplied power unir on power cable.
• Power unit: never use a damaged connection lead. Any type of damage must be fixed. Avoid connection to the mains supply in distributor boxes together with several other power consumers The plug socket for the power supply must be positioned near the unit and must be easily accessible.

PLACE OF SITUATION

• The system should stand only on a clean and totally horizontal SuERCO

• The system must not be exposed to any type of vibration during its operation.

• Avoid the contact with the water or wet surfaces. Do not place objects containing liquid on the system. Procure that the system has sufficient ventilation and do not block or cover any ventilation opening. Obstruct the ventilation may cause overheating in the system.
  Avoid the direct exposition with the sun and proximity with sources of heat or radiation.

• If the system undergoes an extreme change in temperature may affect its operation, before starting the system hope it has reached room temperature

Introduction

This manual has been designed to help all the users of the system GT 218 B from Pro DG Systems to its correct use as well as for the understanding of the benefits and versatility of the same. GT 218 B is a subwoofer system totally designed, manufactured and optimized in Spain, exclusively using European components.

Totally designed, manufactured and optimized in Spain, exclusively using European components.

Description

GT 218 B is a subwoofer system of high performance equipped with two (2) speakers of 18″ in a tuned enclosure. It is an excellent bass reinforcement for all the systems from the GT Series. The perfect solution for P.A. in outdoor events and permanent installation where it is necessary high performance and SPL.

Architectural specifications

Inside GT 218 B
GT 218 B incorporates two Beyma speaker of 18″, 1200 W (RMS). Specially designed under our own parameters for the best performance of the system.

KEY FEATURES

1200 W (RMS) Power Handling Sensitivity: 98 dB @ 2.83v Large Xmax allowing longer voice coil displacements Extended controlled displacement: Xmax ‡ 9.5 mm Massive mechanical displacement of 52 mm p-p Designed for subwoofer applications that require an extra power handling

TECHNICAL SPECIFICATIONS

• Nominal diameter: 460 mm (18 in’
• Rated Impedance: 8 0
• Minimum impedance: 6.2 0
• Power capacity: 1200 W (RMS)
• Program power: 2400 W
• Sensitivity: 98 dB 2.83v @ 1m @ 21
• Frequency range: 25 – 2.000 Hz
• Recom. Enclosure vol: 25 – 2.000 Hz
• Voice coil diameter: 80 / 2001 2.8 / 7ft 3
• BI factor: 26,3 N/A
• Moving mass: 0,215 kg
• Voice coil length: 21 mm
• Air gap height: 12 mm
• damage (peak to peak): 52 mm
• Power Handling: 2400 W RMS (EIA 426A Standard) / 4800 W program / 9600 W peak.
• Nominal Impendence: 4 Ohm.
• Average Sensitivity: 102 dB / 2.83 V / 1m (average of 50-1000 Hz wideband).
• Calculated Maximum SPL: / 1m 134 dB continuous / 137 dB programme / 140 dB peak.
• Frequency Range: +- 3 dB from 40 Hz to 100 KHz.
• Nominal Directivity: Omnidirectional.
• Low Frequency Driver: Two (2) Beyma speakers of 18″, 8 Ohm, 1200 W, 485 mm in diameter with high temperature, glass fiber voice coil.
• Low Frequency Cutt-off: 40 Hz Linkwitz-riley 24 filter – 100 Hz Butterworth 24 filter.
• Recommended Amplifier: Pro DG Systems GT 2.5, GT 4.0 or Lab Gruppen FP 6400, FP 10000Q.
• Connectors: 2 NL4MP speakon connectors.
• Acoustic Enclosure: CNC model, 18mm made from birch plywood plated on the exterior.
• Finish: Standard finish in black paint of high weather resistance
• Cabinet Dimensions : (H×W×D) 520×1230×680mm (20,47″×48,43″×26,77″)
• Weight: 86,8 Kg (191.36 Ibs) net weight / 88 Kg (194.01 lbs) with packaging.

Specially designed under our own parameters fo the best performance of the system.

THIELE-SMALL PARAMETERS

• Resonant frequency, fs: 40 Hz
• D.C. Voice coil resistance, Re: 5.1 Ω
• Mechanical Quality Factor, Qms: 15.11
• Electrical Quality Factor, Qes: 0,4
• Total Quality Factor, Qts: 0,39
• Equivalent Air Volume to Cms, Vas : 198 l
• Mechanical Compliance, Cms: 93 μm / N
• Mechanical Resistance, Rms: 3,9 kg / s
• Efficiency, η0: 2.7
• Effective Surface Area, Sd : 0,1250 m2
• Maximum Displacement, Xmax : 9.5 mm
• Displacement Volume, Vd: 1165 cm3
• Voice Coil Inductance, Le @ 1 kHz: 2.8 mH
• verall diameter: 462 mm (18.19 in)
• Bolt circle diameter: 438 mm (17,24 in)
• Baffle cutout diameter
• Front mount: 413 mm (16,26 in)
• Depth: 203 mm (7.99 in)
• Net weight: 12.5 kg (27.56 lb
  • T-S parameters are measured after an exercise period using a preconditioning power test. The measurements are carried out with a velocity-current laser transducer and will reflect the long term parameters (once the loudspeaker has been working for a short period of time).
  • The Xmax is calculated as (Lvc – Hag)/2 + (Hag/3,5), where Lvc is the voice coil length and Hag is the air gap height.

FREE AIR IMPEDANCE CURVE

FREQUENCY RESPONSE AND DISTORTION

Hardware

Rigging Hardware for GT 218 B Composed by: a lightweight steel frame + 4 magnetic pinlocks + a shackle to support a maximum weight of 1.5 tons. It allows raising up a total of 16 units GT 218 B

• Optional flight hardware inserted to the cabinet.
• Stack mode for the maximum versatility and coverage

VERY IMPORTANT: a misuse of the frame and components can be motive of cracking that could compromise the safety of an array. Using a damaged frame and components could cause serious mishaps.

Accesories

• Do not place the system on a unsteady base that can be cause of damage to people or to the system, use it only with the trolley, rack, tripod or base recommended or supplied by Pro DG Systems following the installation indications. The system’s combination must be moved very carefully. The application of an excessive use of force and uneven floors can cause the combination of system and stand to tip over.

• Additional equipment: don’t use additional equipment wich has not be recommended by Pro DG Systems. The use of not recommended equipment can cause accidents and damage to the system.

• To protect the system during bad weather or when left unattended for prolonged periods, the main plug should be disconnected. This prevents the system being damaged by lightning and power surges in the AC mains supply.
  IT IS RECOMMENDED TO THE USER READ THESE INSTRUCTIONS BEFORE USING THE SYSTEM AND SAVE FOR LATER USE. PRO DG SYSTEMS IS NOT RESPONSIBLE OF AN INADEQUATE USE OF THE SYSTEM BY NO-AUTHORIZED PERSONNEL WITHOUT ENOUGH KNOWLEDGE OF USE. THE USE OF THE PRO DG SYSTEMS PRODUCTS IS INDICATED FOR AUTHORIZED PROFESSIONALS THAT MUST TO HAVE ENOUGH KNOWLEDGE OF THE SYSTEM USE AND ALWAYS RESPECTING THE INDICATIONS SHOWED BELOW.

• Pro DG Systems offers to their customers all type of equipment and accessories for their systems. Dolly board and covers for transport in addition to complete cabling for the system ready to use are available for GT 218 B.

• Dolly board and transport cover for 2 units of GT 218 B are available. They are perfectly dimensioned to transport in any type of truck.

Complete cabling for the system is available and ready to use.

Declaration of Conformity

• EXPORTING COMPANY
• PRO DG SYSTEMS INTERNATIONAL / JCL PRODUCTION, S.L. B14577316
• FACTORY: Pol. Ind.
• PRO DG SYSTEMS INTERNATIONAL
• manufacturer and representative of PRO DG SYSTEMS INTERNATIONAL

CERTIFIES AND DECLARES AT ITS OWN RISK

That the product with GT 218 B reference whose description is Subwoofer 2×18″ 2400w 4 Ohm meets the criteria expressed at the following European directives

• (Low voltage): 2006/95/CE
• (Electromagnetic compatibility): 2004/108/CE
• (Remains of electric 2002/96/CE and electronic systems): 2002/96/CE
• (Restrictions on the use of certain dangerous substances in electric and electronic systems): 2002/95/CE
• (General security of the products): 2001/95/CE

That the product with GT 218 B reference whose description is Subwoofer 2×18″ 2400w 4 Ohm is according to the following European Harmonized Rules

• EN 60065:2002/A12:2011 (Audio, video and similar electronic systems).
• EN 55103-1:1996 (Electromagnetic compatibility. Part 1: Emission).
• En 55103-2:1996 (Electromagnetic compatibility. Part 2: Immunity

Company representative

• En Puente Genil, a 15 de Enero de 2017.
• Puente Genil, 15th January 2017.

PRO DG SYSTEMS INTERNATIONAL

Address: P.I. Santa Bárbara. C/ Aceituneros n°7 41580 Casariche (Sevilla). Spain
Phone: + 34 954 011 095
E-mail:info@prodgsystems.com export@prodgsystems.com
Web: www.prodgsystems.com

www.prodgsystems.com

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