PowerBass M-1504

Name: M-1504
Brand: PowerBass

4Ω

2x4Ω

Subwoofer

15″ / 381 mm

Nominal diameter

23 Hz

Resonance

0.44

Q factor

88 dB

Sensitivity

± 11 mm

Linear excursion

850 W

Program Power

Sensitivity (1w, 1m, infinite baffle)

SPL_1W

88.0

Frequency response

22 - 400

Thiele & Small parameters

Resonance frequency (free air)

f_S

22.5

Mechanical quality factor

Q_MS

3.81

Electrical quality factor

Q_ES

0.50

Total quality factor

Q_TS

0.44

Large signal parameters

Maximum linear excursion

x_max

11.0

Air volume displaced at x_max

V_D

857

cm³

Power handling

425

Program power

P_max

850

Voice Coil

Nominal impedance

DC resistance

R_E

3.2

Inductance (1kHz, estimated)

L_E

1.25

VC Diameter

Magnet

Force factor

14.86

N/A

Motor constant

Bl/√R_E

8.31

N/√W

Weight

6.24

Diaphragm

Effective diameter

315

Effective area

S_D

779

cm²

Moving mass

M_MS

235.8

Moving mass (without air load)

M_MD

220.3

Material

Non Pressed Paper

Suspensions

Stiffness

K_MS

4.74

N/mm

Compliance

C_MS

211

µm/N

Equivalent volume to the compliance

V_AS

182

Mechanical resistance

R_MS

8.75

N·s/m

Dimensions

Nominal diameter

″

381

Baffle cutout diameter

355

Mounting depth

165

Volume occupied by the driver (estimated)

4.3

Datasheet

Export this driver to a simulation software:

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f_S

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S_D

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S_D

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