Audio Equipment 18 Inch PRO Audio Sound Best Subwoofer

• Noise: <95dB
• Hi-Fi: Not Hi-Fi
• Activity: Passive
• Operation Mode: Wire / Remote Control
• Speaker System: Mono
• Speaker Material: Metal
• Model NO.: HDW-18253
• Application: Commercial, Stage, Theater, Live Show
• Monitor: None
• THD: 0.005%-0.01%
• Sensitivity: 95 dB
• Voice Coil Diameter: 100mm / 4 Inch
• Voice Coil Material: Copper
• Basket: Cast Aluminium
• Frequency Range: 41.6-2.1kHz
• Type: Subwoofer
• Magnet: 220*2 Ferrite
• Transport Package: by Carton or as Your Requirement
• Specification: Net Weight: 11.6KG
• Trademark: OEM and ODM are both welcome
• Origin: China
• HS Code: 851829000
• Production Capacity: 4000pieces/Month

Product Description

Audio Equipment 18 inch  Pro Audio Sound Best Subwoofer

Product main features:
- 18 inch PA speaker
- Ideal for subwoofer
-1000W RMS, 95dB
- 4 inch double voice coil, 220mm  magnets   
- Subwoofer is ideal for high quality professional bass reflex and bass horn systems

General Specifications
Nominal Diameter	460/18	mm/inch
Rated Impedance	8	ohm
Nominal Power handling	1100	Watts
Program Power	2200	Watts
Sensitivity(lw/lm)	95	dB
Frequency Range	41.6-2.1K	Hz
Minimum Impedance(Zmin)	5.2	ohm
Voice Coil Diameter	Double 100/4	mm/inch
Voice Coil Material	Copper
Number of layers	2
Surround Shape	M-roll
Basket	Cast Aluminium
Magnet
Mounting Information
Overall Diameter	460	mm
Bolt Circle Diameter	445	mm
Baffle Cutout Diameter	425	mm
Overall Depth	279	mm
Net Weight	11.6	kg
Shipping weight	12.5	kg
Shipping Box	490*490*300	mm

Thiele-Small Parameters
Resonance frequency	Fs	41.6	Hz
DC resistance	Re	5.6	ohm
Mechanical factor	Qms	5.06
Electrical factor	Qes	1.12
Total factor	Qts	0.92
Mechanical compliance	Cms	0.08	mm/N
Mechanical resistance	Rms	9.4	mech-ohm
of suspension losses
Effective Moving Mass	Mms	182.7	gr
Half-space efficiency	Eff	0.99	%
BL Factor	BL	15.5	T.m
Equivalent Cas air load	Vas	159.7	liters
Voice-coil inductance	LelK	1.2	mH