Guangzhou Dema Electronics and Sound Ltd. >> Grf 18" Subwoofer+Amplifier+Processor Outdoor Concert Sound System

Grf 18" Subwoofer+Amplifier+Processor Outdoor Concert Sound System

Grf 18
Price: Negotiable/Piece
Trade Terms: FOB,EXW
Min Order: 1/Set
Pay Type: L/C,Western Union
Prod Model: SR1000/SR18/3D300/D412
Markets: North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
Type: PRO Audio
Color: Black
Subwoofer: 18 Inch
Operation Mode: Wire / Remote Control
Speaker Material: Wood
Certification: CCC
Application: Stgage/Conert/Conference
Monitor: No Display Screen

Product Description

SmartRay Passive Version :- SR-18 + SR1000 as a passive speaker package enables different types of application. The extenal amp+procssor Rack is ideal solution for the package Extenal amp is 4CH X 600W, and the Processor allows 4 microphone inputs , effect, EQ etc... SR1000 specification: Type SR1000 Frequency response 150Hz~18KHz Power handling 200W Peak power 800W Sensitivity 95dB Max. SPL peak 116dB~122dB Dispersion 120 H x35V Components 2" Neodymium x16 Nominal impedance 8ohms Input connectors 2xNeutrik NL4 Suspension SmartRay Custom made Enclosure material Aluminium Finish piano coating Dimension(HWD) 1000x55x70mm Net weight(kg) 3.8kgx2 SR18 subwoofer specification: Model SR18 Type 18"  subwoofer Frequency  response 28Hz-120Hz Power handling 400w/1600w Sensitivity 102dB Max. SPL peak 139dB Nominal impedance 8ohm, +1/-1 Input connectors 2xneutrikxnl4mp Enclosure material Birch plywood Finish Textured black paint D406 power amplifier specification: 8 ohms Stereo Power 4X600W 4 ohms Stereo Power 4X1200W Input connetor XLR female Input impedance 20k ohms balanced Input Sensitivity 0.77V 1.44V Input CMRR >80dB Output connector Speakon Hum&Noise >112dB Damping Factor >1000 @ 8Ω THD <0.1% (20Hz-20kHz 1W) Frequency Response 20Hz 34KHz,(+0/-0.3dB, 1W/8ohms) Level control front level meter, from negative infinity to 0dB Cooling variable speed fans, front to rear airflow Power Requirement AC voltage 180-240V 50-60Hz Amplifier dimensions 88mmX488mmX438mm Packing dimensions 15 0mmX 600mmX550mm Net weight(kg) 12.9 Gross weight(kg) 16 3D300 processor specification: Front Panel USB port connect the computer with the PC software to control the device Effect/ Mic/ Music Master Volume Adjust Control effect and Mic Music volume LCD Display Show all the operation menu Main Menu Control Button Edit Mic Music Effect L R Aux Center Sub save and recall user and factory preset Mic Input Jack insert Mic1 2 3 input signal Mic Input Gain Control Control Mic 1 5 input gain Rear Panel Power Cord Power input:AC~90-250V,50-60Hz RS232 Interface Connect with PC/KTV, remote control Stereo AUX,center,sub woofer output Connect with stereo AUX,center, sub woofer amp system Main output L/R balanced output, connect with main amp system Media input and output media and audio in-phase input and output system Audio Input DVD,TV,AUX,BGM audio input port, can be switched to automatic or manual MIC4/5 Input Socket MIC4/5 input socket, suggest to use this when connect with wireless Mic.
We, of Guangzhou Dema Electronics and Sound Ltd. ( Leilotto/GRF ) was found in 1989. Specializes in research, developing, manufacturing, sales and technical services in PRO audio & KTV audio equipment.

Early since 1996, when most of Chinese entertainment place & event providers were still enjoy using well-known European or American PA system, DEMA had awarded that Chinese PA system would became global trend in marketing PA industry. After 20 years effort, DEMA has became one of the leading PA manufacturers in China.

Some people might say DEMA starts its growing by manufacturing KTV equipment, yes, but they just right a half, the first Professional Sound System of DEMA was RV12/15/215/218 series, which was launched in 1997 yet it still one of the flagship line of DEMA.

Brief Data of DEMA ( By the end of 2008 ): -

Holding Brands: - GRF ( Welcome OEM/ODM Business )

Product Line: -

Line array, Active/Passive loudspeaker & Subwoofer,

Plastic loudspeaker, Karaoke speaker & amplifier.

Analog/switch power/digital amplifier.

Mixer, signal processor. Public address, accessory.

Annually production capacity:

100, 000PCS Speakers

Employee:

270~330 (Peak Production Season)

Department:

1. R&D Department 15%

2. Engineering 5%

3. Production Department 50%

4. Marketing 5%

5. Sales Department 10%

6. QA, &QC 7%

7. Logistic 3%

8. After-sales Services 5%

Facility: -

CNC, SMT, Audio Precision Machine (APM), Anechoic

Chamber, Anti-corrosion lab, Injection Molding Line,

ICT/CLIO/LMS Test Equipment.

Current Certificates: - CE, RoHS, ISO9001: 2000, CB, CCC

Coverage: - 25, 000 Square meters

Exported Records: UK, France, Spain, Portugal, Switzerland, Greece, Romania, Belgium, Croatia, Netherlands, Finland, Russia, Germany, Canada, U. S. A, Ecuador, Pureto Rico, Chile, Australia, Dubai, Israel, Kuwait, Saudi Arabia, Iran, Egypt, South Africa, Uganda, Japan, Turkey, Korea, Singapore, Thailand, Malaysia, Indonesia, India, Philippine, Kazakhstan ( To be continued )

Fixed Installation: -

Over 3000 High-Class Night clubs, Bars, Hotels, Chambers, KTV Place.

Live Show: -More than 300 small to big outdoor or indoor performance.

Exhibition:
PALM Beijing, PALME DUBAI/S. G., NAMM SHOW, MUSIC Moscow, PROLIGHT+SOUND FRANKFURT/Shanghai, SLM GUANGZHOU.

Viewing through China PA history, with the recession of home audio and the emersion of professional audio business opportunities, there rise a large number of manufacturers, within which, some are well qualified ones. But unfortunately, as always existing at the primary stage of every industry, there are quite a few of badly-equipped small factories looking after quick money.

DEMA products are mostly exported to European markets, some are well accepted in many Asian countries, and quickly gain the market favor from some American, Australian, African countries. High end acoustic system of DEMA, the sound reversion can reach even surpass some well-known European or American brands.

DEMA products can receive high appraisal from current customers, that's worth congratulating. But, being PA systems manufacturer, we are plenty to do. The task for future is still painstaking and there is a long road to walk. Our mission is to be an Excellent Acoustic Equipment Provide all over the world!

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