Professional Speaker 15 Inch Neodymium Audio System 900 Watt Midrange Speaker.

• Noise: 0
• Activity: Passive
• Operation Mode: No
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: 15NF75U1
• Application: Stage
• Certification: CE, RoHS, FCC
• AES Power Rating: 450 W
• Program Power: 900 W
• Frequency Range: 44-3000Hz
• Voice Coil: 3′′vc Copper in/out
• Sensitivity: 98 dB
• Impedance: 8 Ohm
• Magnet: Neodymium
• Chassis: Red Steel
• Transport Package: Carton
• Specification: 410 x 410 x 390 mm
• Trademark: CI
• Origin: China
• HS Code: 8518290000
• Production Capacity: 50000

Product Description

Professional Speaker 15 Inch Neodymium Audio System 900 Watt Midrange Speaker .

• 3 INCH COPPER VOICE COIL
• 98 dB/SPL SENSITIVITY
• 900 WATT PROGRAM POWER HANDING
• FEM OPTIMIZED MOTOR AND SUSPENSIONS
• OPTIMIZED COOLING SYSTEM
• RESONANCE FREE AND HEAVY DUTY BASKET DESIGN

 

 

GENERAL SPECIFICATIONS

Nominal diameter	mm (in.)	386(15)
Nominal impedance	Ω	8
Minimum impedance	Ω	6.5
Program power (1)	W	900
AES Power rating(2)	W	450
Sensitivity (3)	dB	98
Frequency range	Hz	44 ~ 3000
Voice coil diameter	mm (in.)	75(3)
Chassis material	Steel
Magnet material	Neodymium
Magnet dimensions (ODxIDxh)	mm	74 x 15 x 10
Coil material	SV
Former material	Glass Fiber
Xmax(4)	mm	7.5
Xmech(5)	mm	13
Gap height	mm	10
Voice coil Wingding height	mm	20

SMALL SIGNAL PARAMETERS

DC resistance	Re	Ohm	5.5
Resonance frequency	Fs	Hz	44
Moving mass	Mms	g	85
Compliance	Cms	mm/N	0.14
Force factor	BL	N/A	18.8
Mechanical Q-factor	Qms		8.7
Electrical Q-factor	Qes		0.36
Total Q-factor	Qts		0.35
Equivalent air volume	Vas	I	131
Voice coil Inductance	Le	mH	0.8
Diaphragm area	Sd	cm²	880
Reference efficiency	Eta 0	%	2.7

SHIPPING INFORMATION

Net weight	Kg	3.2
Multipack size (2) (W x D x H)	mm	410 x 410 x 390
Multipack weight	Kg	7.2

Quality Assurance

 Since the raw material sent in untill the speaker sent out, every aspect of them will be fully checked.

We have many advanced test equipments to measure the quality of products. No defectives will be send out.

Our company have a nice quality control managing system(QC) that have strict management of products and staffs.

 

FAQ
1.Q: Are you a factory or trading company?
A: We are a manufacturer with our own factory ,we have more than 15 years experience.


2.Q: Can you do OEM and ODM?
A: Yes, both. We can put your idea into products.

3. How many days do you need to prepare the goods?
We need about 20-25 working days for large order.