MODEL

W157540

TYPE

WOOFER

GENERAL SPECIFICATIONS

Nominal Diameter

380/15

mm/inch

Rated impedance

8

ohm

Power handing capacity

400

watts

Sensitivity(1w/1m)

98

dB

Frequency Range

Fs-3500

Hz

Voice Coil Diameter

75/3.0

mm/inch

Voice Coil Material

Copper

Number of layer

2

Kind of layer

inside/outside

THIELE-SMALL PARAMETERS

Resonance frequency

Fs

40

Hz

Dc resistance

Re

5.7

ohm

Mechanical factor

Qms

13

Electrical factor

Qes

0.31

Total factor

Qts

0.3

BL factor

BL

21.9

T.M

Effective Moving mass

Mms

96

g

Effective Cas air load

Vas

177

liters

Effective piston area

Sd

0.087

m^2

MOUNTING INFORMATION

Overall Diameter

φ390/φ15.4

mm/inch

Bolt Circle Diameter

φ372/φ14.7 

mm/inch

Bolt Hole Diameter

8-φ6.5/8-φ0.26

mm/inch

Mount Baffle Cut-out

φ357/ φ14.1

mm/inch

Depth

171/ 6.8

mm/inch

SHIPPING INFORMATION

Net Weight        ( 1 unit)

10.5

kg

Shipping Weight     ( 1 unit)

12

kg

Package Size       ( 1 unit)

425X410X205

mm