Hertz SPL Show SS 12 D2

Name: SS 12 D2
Brand: Hertz

Subwoofer

12″ / 300 mm

Nominal diameter

36 Hz

Resonance

0.64

Q factor

85 dB

Sensitivity

± 15.4 mm

Linear excursion

2000 W

Program Power

Sensitivity (1W, 1m, infinite baffle)
SPL_1W: 84.8; dB
Resonance frequency (free air)
f_S: 36.0; Hz
Mechanical quality factor
Q_MS: 7.00
Electrical quality factor
Q_ES: 0.70
Total quality factor
Q_TS: 0.64
Maximum linear excursion
x_max: 15.4; mm
Maximum excursion before damage
x_lim: 20.7; mm
Air volume displaced at x_max
V_D: 765; cm³
Power handling
P: 1000; W
Program power
P_max: 2000; W
Nominal impedance
Z: 2 x 2; Ω
DC resistance (in series)
R_E: 3.8; Ω
Inductance (1kHz, in series)
L_E: 3.6; mH
VC Diameter: 75; mm
Force factor (in series)
Bl: 18.74; N/A
Motor constant
Bl/√R_E: 9.56; N/√W
Diameter: 170; mm
Height: 40; mm
Material: Ferrite
Effective diameter: 253; mm
Effective area
S_D: 497; cm²
Moving mass
M_MS: 282.8; g
Moving mass (without air load)
M_MD: 274.6; g
Material: Non pressed paper with cotton fibre
Stiffness
K_MS: 14.29; N/mm
Compliance
C_MS: 70; µm/N
Equivalent volume to the compliance
V_AS: 24.5; L
Mechanical resistance
R_MS: 9.14; N·s/m
Nominal diameter: 12; ″
: 300; mm
Overall diameter: 320; mm
Baffle cutout diameter: 283; mm
Overall depth: 184; mm
Flange thickness: 23; mm
Mounting depth: 161; mm
Volume occupied by the driver (estimated): 4.1; L
Net weight: 8.8; kg

Datasheet

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Hertz SPL Show SS 12 D2

Subwoofer

Thiele & Small parameters

Large signal parameters

Voice Coil

Magnet

Diaphragm

Suspensions

Dimensions

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