PRO DG SYSTEMS IT 118 B Woofer User Manual
- June 10, 2024
- PRO DG SYSTEMS
Table of Contents
PRO DG SYSTEMS IT 118 B Woofer
Product Information
The Pro DG Systems IT 118 B is a subwoofer system that is designed, assembled, and optimized in Spain. It is a high-performance subwoofer system equipped with one 18″ speaker in a tuned enclosure. It is an excellent bass reinforcement for all the systems from the IT Series. It is the perfect solution as compact P.A. in small and medium outdoor events or permanent installation.
The IT 118 B has a power handling capacity and nominal impedance of the following:
- Power Handling:
- Nominal Impedance:
- Average Sensitivity:
- Calculated Maximum SPL:
- Frequency Range:
- Nominal Directivity:
- Low Frequency Driver:
- Low Frequency Cutt-off:
- Connectors:
- Acoustic enclosure:
- Finish:
- Box Dimensions:
- Weight:
Product Usage Instructions
It is important to read the user manual before using the IT 118 B system. The user manual is available in PDF format on the Prodgsystems.com website. The use of the Pro DG Systems products is indicated for authorized professionals who must have enough knowledge of the system use and always respect the indications showed below. Pro DG Systems does not take responsibility for an inadequate use of the system by no-authorized personnel without enough knowledge of use. The IT 118 B comes with complete cabling for the system ready to use. To ensure the reliability, safety, and efficiency of the system, it is recommended to acquire the ambient temperature before using the system. The IT 118 B is an excellent bass reinforcement for all the systems from the IT Series. It can be used as compact P.A. in small and medium outdoor events or permanent installations.
An updated .pdf version of this manual is always available at: www.prodgsystems.com
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, ASSEMBLED AND OPTIMIZED IN SPAIN, 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 IEC (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, Dtherwise it must use hearing protectors.
MAIN CONNECTION:
- The system is designed for continuous operation
- The set operating voltage must match the local mains supply voltage.
- The unit has to be connected to the main 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 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 surface.
- 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 direct exposure to the sun, as well as proximity to 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.
ACCESSORIES:
- 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.
Introduction
This manual has been designed to help all the users of the system IT 118 B from Pro DG Systems to its correct use as well as for the understanding of the benefits and versatility of the same. IT 118 B is a subwoofer system totally designed, assembled and optimized in Spain.
Description
IT 118 B is a high performance subwoofer system equipped with one (1) speaker of 18″ in a tuned enclosure. It is an excellent bass reinforcement for all the systems from the IT Series. It is the perfect solution as compact P.A. in small and medium outdoor events, or permanent installation.
Technical specifications
- Power Handling: 4000 W peak / 2000 W program / 1000 W RMS (EIA 426A Standard).
- Nominal Impedance : 8 Ohm
- Average Sensitivity : 99 dB / 2.83 V/1m (average of 50 – 1000 Hz wideband).
- Calculated Maximum SPL : / 1m 125 dB continuous / 128 dB program / 131 dB peak.
- Frequency Range: +/- 3 dB between 30 – 150 Hz.
- Nominal Directivity: Omnidirectional.
- Low Frequency Driver: One (1) Pro DG Systems speaker of 18″, 8 Ohm, 1000 W.
- Low Frequency Cutt-off: 30 Hz Linkwitz-riley 24 filter – 100 Hz Butterworth 24 filter.
- Connectors : 2 NL4MP speakon connectors.
- Acoustic enclosure : CNC fabrication in 18mm birch plywood.
- Finish : Special textured black paint finish.
- Box Dimensions : (HxWxD); 520x715x605mm (20,47”x28,15”x23,82”)
- Weight : 44,5 Kg (98,10 lbs) net / 46 Kg (101,41 lbs) with packaging.
Architectural specifications
Inside IT 118 B
IT 118 B incorporates one Pro DG Systems speaker of 18”, 1000 W (RMS). Specially designed under our own parameters for the best performance of the system.
Key Features
- 1000 W RMS power handling.
- Sensitivity: 99db @ 2.83m.
- Large Xmax allowing longer voice coil displacements.
- Designed for subwoofer applications that require an extra power handling.
- Extended contolled displacement: Xmax ±9.5mm.
- Massive mechanical displacement of 52mm p-p.
Technical Specifications
- Nominal diameter: 460 mm. 18 in.
- Rated impedance: 8 ohms
- Minimum impedance: 6.2 ohms
- Power capacity: 1000 W RMS
- Program power: 2000 W
- Sensitivity: ggdB 2.83v @ 1m @ 21
- Frequency range: 25 – 2000 Hz
- Recom. enclosure vol.: 80 / 2001 2.8 / 7 43
- Voice coil diameter: 100 mm. 4 in.
- Magnetic assembly weight; 10.8 kg. 23.76 lb.
- BL factor: 263 N/A
- Moving mass: 0.215 kg
- Voice coil length: 21 mm
- Air gap height: 12 mm
- X damage (peak to peak): 52 mm
Mounting Information
MOUNTING INFORMATION
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: 400 mm. 15.75 in.
Depth:
Volume displaced by driver: 131. 0.46 ft3
Net weight: 12.5 kg. 27.56 lb
T- S parameters are measured after an exercise period using a precon-
ditioning power test.
** The X max is calculated as: (Lvc-Hag)/2 + (Hag /3,5) where Lvc is the voice
coil length and Hag is the air gap eight.
Note : Power Compression Losses were calculated after 5 minutes period
applying a pink noise signal filtered between 40 and 200 Hz.
Note : on exis frequency response measured with loudspeeker standing on
infinite baffie in anechoic chamber, 2.09 V @ 1m.
Hardware
Pole mount adapter
- Material : Reinforced drawn steel
- Dimensions (HxWxD): 76x118x118mm. 2.99×4.65×4.65 in
- Diameter : 118mm external / 35mm internal. 4.65 in / 1.38 in
- Peso : 0.27 Kg / 0.6 lbs
IT 118 B allows interaction with different Pro DG Systems products in order to provide with the maximum versatility and performance foe the professional, depending of the type of need and event.
Extension bar with adjustable height. Load capacity: 30 Kg (66.14 lbs). T” support for 2 satellites. Load capacity: 30 Kg (66.14 lbs)
Accesories
Pro DG Systems offers to their customers all type of equipment and accessories for their systems. Complete cabling for the system ready to use are available for IT 118 B. Complete cabling for the system is available and ready to use.
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