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L15/8574 15 Inch Pa Speaker, b&c Speaker Subwoofer

Products > 15inch Speaker > L15/8574 15 Inch Pa Speaker, b&c Speaker Subwoofer
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L15/8574 15 Inch Pa Speaker, b&c Speaker Subwoofer

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Key attributes

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Packaging and delivery

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Lead time

Quantity (pieces)1 - 100> 100
Lead time (days)35To be negotiated


Customization options

Customized logo (Min. order: 100 pieces)

Customized packaging (Min. order: 100 pieces)

Graphic customization (Min. order: 100 pieces) 


Product descriptions from the supplier

Products Description

General Specifications

Nominal Diameter
380/15
mm/inch

Rated Impedance
8
ohm

Nominal Power handling1
550
Watts

Program Power2
1100
Watts

Sensitivity(lw/lm)3
97
dB

Frequency Range4
41-2.2K
Hz

Minimum Impedance(Zmin)
6.7
ohm

Voice Coil Diameter
100/4
mm/inch

Voice Coil Material
Copper
Voice Coil Winding Depth
23
mm

Number of layers
2(inside/outside)


Magnet gap depth
12
mm

Surround Shape
M-roll


Basket
Cast Aluminum


Flux Density
1.1
T

Magnet Material/Mass
Ceramic


Thiele-Small parameters
Resonance frequency
Fs
41
Hz
DC resistance
Re
5.4
ohm
Mechanical factor
Qms
11

Electrical factor
Qes
0.31

Total factor
Qts
0.30

Mechanical compliance
Cms
0.12
mm/N
Mechanical resistance of suspension losses
Rms
2.94
mech-ohm
Effective Moving Mass
Mms
128
gr
Half-space efficiency
Eff
2.6
%
BL Factor
BL
23.7
T.m
Equivalent Cas air load
Vas
126
liters
Effective piston area
Sd
0.0871
m2
Max.linear excursion
Xmax
8
mm
Voice-coil inductance
LelK
1.95
mH
Mounting Information
Overall Diameter
393.5
mm

Bolt Circle Diameter
373
mm

Bolt Hole Diameter
6.5
mm

Baffle Cutout Diameter
356.5
mm

Overall Depth
172
mm

Net Weight 
11.9
Kg

Gross Weight
13.6
KG

Carton Box Size
420*420*200
mm



Why Choose Us


Customized Services

Product Classification

Company Profile


Customer Visits & Exhibitions


Q: What’s the MOQ?

A: Different size with different MOQ, you can check with us which model are you interested in？


Q: What’s the best price?

A: We have details price list based on order quantity.


Q: What is your sample terms?

A: Normally, we need to charge of the sample and freight cost.


Q: How long is delivery date?

A: We are manufacture, all order is based on customer order quantity, Usually it will take about 20-35days for production. Q: What is service can we offer? A: We can offer OEM and ODM service.


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