SEAS H1152-08 CA12RCY

Woofer

4.5″ / 120 mm
Nominal diameter
57 Hz
Resonance
0.31
Q factor
86 dB
Sensitivity
± 3 mm
Linear excursion
200 W
Program Power
SEAS H1152-08 CA12RCY Woofer
Impedance
Excursion
Velocity
SPL
Phase
Group delay
Step response
Tone Burst
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Discard
Apply
Sensitivity (1W, 1m, infinite baffle)
SPL1W
86.2
dB
Frequency response
45 - 5000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
57.0
Hz
Mechanical quality factor
QMS
2.17
Electrical quality factor
QES
0.36
Total quality factor
QTS
0.31

Large signal parameters

Maximum linear excursion
xmax
3.0
mm
Maximum excursion before damage
xlim
4.5
mm
Air volume displaced at xmax
VD
17
cm³
Power handling
P
60
W
Program power
Pmax
200
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
6.4
Ω
Inductance (1kHz)
LE
1.05
mH
VC Diameter
26
mm
Winding height
HVC
12
mm

Magnet

Flux density
B
1.15
T
Force factor
Bl
6.35
N/A
Motor constant
Bl/√RE
2.51
N/√W
Air gap height
HAG
6
mm
Weight
0.42
kg

Diaphragm

Effective diameter
84
mm
Effective area
SD
55
cm²
Moving mass
MMS
6.1
g
Moving mass (without air load)
MMD
5.8
g

Suspensions

Stiffness
KMS
0.77
N/mm
Compliance
CMS
1300
µm/N
Equivalent volume to the compliance
VAS
5
L
Mechanical resistance
RMS
1.04
N·s/m

Dimensions

Nominal diameter
4.5
″
120
mm
Volume occupied by the driver (estimated)
0.48
L
Net weight
1.2
kg
SPL & Impedance
SEAS H1152-08 CA12RCY SPL & Impedance
SEAS H1152-08 CA12RCY Dimensions
DatasheetDatasheet

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