Neodymium Woofer PRO Audio Professional Speaker 12 Inch Neo Line Array Speaker

• Noise: <95dB
• Hi-Fi: Not Hi-Fi
• Activity: Passive
• Operation Mode: Wire / Remote Control
• Speaker System: Mono
• Speaker Material: Metal
• Model NO.: HDW-1289
• Application: Commercial, Home, Stage, Theater
• Monitor: None
• THD: <0.005%
• Sensitivity: 99 dB
• Voice Coil Material: Ccaw
• Program Power: 800 Watts
• Magnet: Neodymium
• Voice Coil Diameter: 75 mm/ 3 Inch
• Transport Package: by Export Carton
• Specification: line array speaker
• Trademark: HD
• Origin: Guangzhou, China
• HS Code: 851829000
• Production Capacity: 5000 Pieces/Month

Product Description

Neodymium Woofer Speaker Loudspeaker 12 Inch Neo line array Speaker

General Specifications
Nominal Diameter	300/12	mm/inch
Rated Impedance	8	ohm
Nominal Power handling	400	Watts
Program Power	800	Watts
Sensitivity(lw/lm)	99	dB
Frequency Range	58-3.5K	Hz
Minimum Impedance(Zmin)	5.3	ohm
Voice Coil Diameter	75	mm/inch
Voice Coil Material	Aluminium
Number of layers
Magnet gap depth		mm
Surround Shape	M-roll
Basket	Cast Aluminium
Magnet	Neodyminium
Mounting Information
Overall Diameter	313	mm
Bolt Circle Diameter	296	mm
Baffle Cutout Diameter	286	mm
Overall Depth	143	mm
Net Weight	4.1	kg
Shipping weight	4.8	kg
Shipping Box	320*320*150	mm

Thiele-Small Parameters
Resonance frequency	Fs	58.5	Hz
DC resistance	Re	5.3	ohm
Mechanical factor	Qms	8.22
Electrical factor	Qes	0.35
Total factor	Qts	0.34
Mechanical compliance	Cms	0.13	mm/N
Mechanical resistance	Rms	2.5	mech-ohm
of suspension losses
Effective Moving Mass	Mms	55	gr
Half-space efficiency	Eff	2.92	%
BL Factor	BL	17.5	T.m
Equivalent Cas air load	Vas	53.1	liters
Voice-coil inductance	LelK	0.6	mH

INTRODUCTION
Hengda Audio is a professinal speaker manufacturer with experience in the PA speaker field for 10years. We make  different tranducers, compression drivers. We not only provide goods but technology. OEM and ODM are both welcome.