PRO DG SYSTEMS GTA 218 B Professional Sound System User Manual
- June 10, 2024
- PRO DG SYSTEMS
Table of Contents
PRO DG SYSTEMS GTA 218 B Professional Sound System
Safety Indications
Please read it before using the system and keep it for later use
PRO DG SYSTEMS® GIVES YOU THANKS FOR ACQUIRING 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 Syslems’l>in perfect working order. To maintain this condition and ensure the right operation, ! the user must respect! the rolling indications and advice of this manual.
- Assembly, manipulation, re-adjustment, and modifications or repairs are carried out by Pro DG Systems.
- The electrical installation complies with the requirements of the IEC (ANSI).
- The system is used according to 10!the indications of the use indications
WARNING
- If protectors are opened or sections of the 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 OG Systems. PRO OG SYSTEMS IS NOT RESPONSIBLE FOR ANY DAMAGE TO THE SYSTEM CAUSED BY A MANIPULATION, ADJUSTMENT, OPTIMIZATION, OR REPARATION REALIZED BY NO AUTHORIZED PERSONNEL BY PRO DG SYSTEMS
- High loudspeaker levels can cause hearing damage, ii mus! avoid he 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 have to be connected! the mains via ! the supplied power unit or power cable.
- Power unit: never use a damaged connection lead. Any type of damage must! be fixed.
- Avoid connection to the main 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 surface.
- The system must not be exposed to any type of vibration during its opera lion.
- Avoid contact with water or wet surfaces. Do not place objects containing liquid! the system.
- Procure that the system has sufficient ventilation and do not! lock or cover any ventilation opening. Obstructing the ventilation may cause overheating in the system.
- Avoid the direct exposition with ! the sun and proximity to sources of heat or radiation.
- If the system undergoes an extreme change in temperature may affect its operation. before starting! the system hopes to have reached room temperature.
Safety Indications
Please read it before using the system and keep it for later use
ACCESSORIES
stem on an unsteady base that can cause 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 excessive use of force and uneven floors can cause the combination of the system and stand to tip over.
- Additional equipment: don·t use additional equipment which has not been 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 from being damaged by lightning and power surges in the AC mains supply.
- 1T IS RECOMMENDED TO THE USER READ THESE INSTRUCTIONS BEFORE USING THE SYSTEM ANO SAVES THEM FOR LATER USE.
- PRO OG SYSTEMS IS NOT RESPONSIBLE FOR 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 THAT AUTHORIZED PROFESSIONALS MUST HAVE ENOUGH KNOWLEDGE OF THE SYSTEM USE AND ALWAYS RESPECT THE INDICATIONS SHOWN BELOW.
This manual is designed to help GTA 218 B system users from Pro DG Systems to correctly use and understand the benefits and versatility of the same. GTA 218 B is a self-powered subwoofer system of high performance 100% designed, manufactured, and optimized in Europe (Spain) only with European components, which converts it, within its range, into the most compact, strong, and potent subwoofer system existing in the market 100¾ designed, fabricated and optimized in Europe (Spain), Exclusively with European components.
DESCRIPTION
Self-powered subwoofer system of high performance equipped with two (2) speakers of 18″ in a tunned enclosure. Ideal as bass reinforcement for all the GTA Series. To use as P.A. in outdoor events, or permanent installations where it is necessary for high performance and very high SPL. Incorporates amplification module GT 2.5 to amplify itself.
SPECIFICATIONS
- Power Handling: 2400 W RMS (EIA 426A Standard). Program of 4800 W / 9600 W peak.
- Nominal impedance: 4 Ohm (4.85 min to 35 Hz)
- Average Sensitivity: 102 dB/ 2.83 V/1m (average of 50 – 1000 Hz wideband)
- Calculated Maximum SPL: / 1 m 134 dB continuous I program of 137 dB / 140 dB peak
- Frequency response: ( ·6 dB) 30 Hz – 1000 Hz
- Operative Frequency Range +/• 3 dB from 40 to 1000 Hz
- Nominal Directivity: Omnidireccional.
- 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 Cut-off: 25 Hz Linkwitz-Riley 24 filter – 100 Hz Butterworth 24 filter.
- Recommended Amplifier: Pro DG Systems GT 2.5 into the cabinet.
- Connectors: 2 X XLR + 1 NL4MP Speakon connectors. USS-Ethernet + 2 X Powercom CNC model, 18mm made from birch wood plated on the exterior.
- Acoustic Box: Standard black paint job
- Finish: (HxWxD); 520x1230x680mm (20,47″x48,43″x26,77″)
- Box Dimensions: 92,9 Kg (204,81 lbs) net weight/ 94,2 Kg (207,68 lbs) gross with packaging.
ARCHITECTURAL SPECIFICATIONS
INSIDE THE GTA 21 B B
Inside the GTA 218 Bis is composed of two (2) Beyma speakers 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: 98d8@ 2.83v
- Large Xmax allows longer voice coil displacements
- Designed for subwoofer applications that require an extra power handling
- Extended controlled displacement: Xmax ❗ 9.5 mm
- Massive mechanical displacement of 52 mm p-p
Specially designed under our own parameters for the best performance of the system
TECHNICAL SPECIFICATIONS
- Nominal diameter: 460 mm. 18 in.
- Rated impedance: 8 ohms
- Minimum impedance: 6.2 ohms
- Power capacity: 1200WRMS
- Program power: 2400W
- Sensitivity: 98 dB 2.83v@ 1m@2n
- Frequency range: 25 • 2000 Hz
- Recom. enclosure vol. V: 80 I 200 I 2.8 /7 ft.>
- voice coil diameter: 100 mm. 4 in.
- Magnetic assembly: 10.8 kg. 23. 76 lb
- weight BL Factor: 26.3 N/A
- Moving mass: 0.215 kg.
- Voice coil length: 21 mm
- Air gap height: 12 mm
- X damage (peak to peak): 52 mm
THIELE-SMALL PARAMETERS
- Resonant frequency, fs: 40Hz
- D.C. Voice coil resistance, Re:5.1 ohms
- Mechanical Quality Factor, Qms: 15.11
- Electrical Quality Factor, Qes: 0.40
- Total Quality Factor, Qts: 0.39
- Equivalent Air Volume to Cms, Vas:1981
- Mechanical Compliance, Cms: 93 μm / N
- Mechanical Resistance, Rms:3.9 kg/s
- Efficiency, T]O (%): 2.7
- Effective Surface Area, Sd (m’): 0.1250 m’
- Maximum Displacement, Xmax: 9.5 mm
- Displacement Volume, V d: 1165 cm’
- Voice Coil Inductance, Le@ 1 kHz: 2.8 mH
MOUNTING INFORMA T/ON
- Overall diameter 462 mm. 18.19 in.
- Bolt circle diameter 438 mm. 17.24 in.
- Baffle cutout diameter:
- Front mount 413 mm. 16.26 in.
- Rear mount 400mm. 15.75 in.
- Depth 203 mm. 7.99 in.
- the volume displaced by driver 131 0.46 ft.>
- Net weight 12.5 kg. 27.561b.
INSIDE THE GTA 21SB
AMPLIFICATION
The GT 2.5 is a digital amplifier module of last generation class D with 1
channel 2500 W / 4 Ohm. Includes a digital processor with XLR input and output
- USS connector and Ethernet. Incorporated into different subwoofers of Pro DG Systems. Ideal for different systems configurations and multiple applications.
TECHNICAL SPECIFICATIONS
- Power Ratings: (RMS @ 1 % THO @ 230Vac) Channel 1: 4 0 / 2500 W · 8 0 / 2000 W
- Output Circuitry: UMACTM Class D-full bandwidth PWM modulator with ultra-low distortion
- Output Voltage: Channel 1 on GT series: 160 Vp/ 320 Vpp unloaded. All other channels:
- Amplifier Gain: 80 Vp / 160 Vpp unloaded
- Amplifier Gain: Channel 1 on GT series: 32 dB All other channels: 26 dB
- Signal To Noise-Ratio: > 120 dB (A-weighted, 20 Hz 20 kHz, 8 0 loads)
- THO + N (typical): < 0,05 % (20 Hz 20 kHz, 8 0 loads, 3 dB below rated power)
- Frequency Response: 20 Hz 20 kHz ± 0, 15 dB (8 0 loads, 1 dB below rated power)
- Damping Factor: > 900 (8 0 loads, 1 kHz and below)
- Protection Circuits: Input limiter, short circuit protection, DC protection of output, under & over voltage protection, intelligent mains fuse protection, power stage overload protection, temperature protection of transformers and heat-sinks
- Readouts for DSP / Network: Protect I Disable (mute), Heatsink temperature, Clip (for each channel), Output voltage (for each channel), Output current (for each channel), SMPS Limit (power supply limiter)
- Power Supply: URECTM universal & regulated switch mode power supply
- Operation Voltage: Universal Mains, 85-268V (dual voltage auto selection)
- Control Options: Sleep Mode (only +7V live), Disable outputs (mute) Temperature reduction ON/ OFF Aux. Power for OSP ±15 V (150 mA), +7 V (1 A, delivered by standby power supply)
- Dimensions (HxWxD): 265 x 483 x 105 mm/ 10.43 x 19.02 x 4,13 in
- Weight: 6,1 kg/ 13,44 lbs
The rigging Hardware frame for GTA 218 B is composed of one (1) lightweight steel frame + four (4) pin locks + one (1) shackle to support a maximum weight of two (2) tons. It allows elevate up a total of 16 GTA 218 8.
IMPORTANT: misuse of the frame and components can be a motive for cracking that could compromise the safety of an array. Using a damaged frame and components could result in serious mishaps.
ACCESSORIES
Pro DG Systems offers their customers all types of accessories for all their systems.
GTA 218 B has Dolly Board and Covers for transport, plus complete cabling for the system ready to use.
Dolly board and covers for transport two (2) GTA 218 B. Perfectly dimensioned for transport at any type of truck.
The entire cabling for the system is available and ready for operation.