SB Acoustics SB10PGC21-4

Full-range

3″ / 76 mm
Nominal diameter
89 Hz
Resonance
0.92
Q factor
82 dB
Sensitivity
± 2.25 mm
Linear excursion
40 W
Program Power
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
81.9
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
89.0
Hz
Mechanical quality factor
QMS
11.20
Electrical quality factor
QES
1.01
Total quality factor
QTS
0.92

Large signal parameters

Maximum linear excursion
xmax
2.25
mm
Air volume displaced at xmax
VD
6.1
cm³
Power handling
P
20
W
Program power
Pmax
40
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
3.4
Ω
Inductance (1kHz)
LE
0.15
mH
VC Diameter
20
mm
Winding height
HVC
7.5
mm

Magnet

Flux density
B
0.8
T
Force factor
Bl
2.3
N/A
Motor constant
Bl/√RE
1.25
N/√W
Air gap height
HAG
3
mm
Weight
0.09
kg

Diaphragm

Effective diameter
59
mm
Effective area
SD
27
cm²
Moving mass
MMS
2.8
g
Moving mass (without air load)
MMD
2.7
g

Suspensions

Stiffness
KMS
0.88
N/mm
Compliance
CMS
1140
µm/N
Equivalent volume to the compliance
VAS
1.2
L
Mechanical resistance
RMS
0.14
N·s/m

Dimensions

Nominal diameter
3
76
mm
Net weight
0.24
kg
SB Acoustics SB10PGC21-4 SPL & Impedance
SB Acoustics SB10PGC21-4 Dimensions

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fS
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SD
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QTS
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xmax
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Bl/√RE
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Pmax
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