Fi Car Audio SSD NEO 12 D2

Name: SSD NEO 12 D2
Brand: Fi Car Audio

2x1Ω

2x2Ω

Subwoofer

12″ / 318 mm

Nominal diameter

39 Hz

Resonance

0.43

Q factor

87 dB

Sensitivity

± 28 mm

Linear excursion

3500 W

Program Power

Sensitivity (1w, 1m, infinite baffle)

SPL_1W

87.1

Thiele & Small parameters

Resonance frequency (free air)

f_S

39.1

Mechanical quality factor

Q_MS

6.21

Electrical quality factor

Q_ES

0.46

Total quality factor

Q_TS

0.43

Large signal parameters

Maximum linear excursion

x_max

28.0

Air volume displaced at x_max

V_D

1344

cm³

Power handling

1750

Program power

P_max

3500

Voice Coil

Nominal impedance

2 x 2

DC resistance (in series)

R_E

2.8

Inductance (1kHz, in series, estimated)

L_E

1.05

Magnet

Force factor (in series)

18.27

N/A

Motor constant

Bl/√R_E

10.9

N/√W

Diaphragm

Effective diameter

247

Effective area

S_D

480

cm²

Moving mass

M_MS

221

Moving mass (without air load)

M_MD

213.1

Suspensions

Stiffness

K_MS

13.33

N/mm

Compliance

C_MS

µm/N

Equivalent volume to the compliance

V_AS

24.4

Mechanical resistance

R_MS

8.74

N·s/m

Dimensions

Nominal diameter

″

318

Overall diameter

318

Baffle cutout diameter

283

Mounting depth

191

Volume occupied by the driver

3.96

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