Tang Band W8-2145

Full-range

8″ / 203 mm
Nominal diameter
40 Hz
Resonance
0.45
Q factor
92 dB
Sensitivity
± 3 mm
Linear excursion
80 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

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Specifications

Sensitivity (1W, 1m, infinite baffle)
SPL1W
92.3
dB
Frequency response
40 - 20000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
40.0
Hz
Mechanical quality factor
QMS
1.65
Electrical quality factor
QES
0.61
Total quality factor
QTS
0.45

Large signal parameters

Maximum linear excursion
xmax
3.0
mm
Air volume displaced at xmax
VD
66
cm³
Power handling
P
40
W
Program power
Pmax
80
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
6.8
Ω
Inductance (1kHz)
LE
0.01
mH
VC Diameter
39
mm

Magnet

Force factor
Bl
6.59
N/A
Motor constant
Bl/√RE
2.53
N/√W
Air gap height
HAG
10
mm
Material
Ferrite

Diaphragm

Effective diameter
167
mm
Effective area
SD
220
cm²
Moving mass
MMS
15
g
Moving mass (without air load)
MMD
12.6
g
Material
Paper

Suspensions

Stiffness
KMS
1.02
N/mm
Compliance
CMS
985
µm/N
Equivalent volume to the compliance
VAS
67.7
L
Mechanical resistance
RMS
2.28
N·s/m
Surround material
Structured Santoprene

Dimensions

Nominal diameter
8
203
mm
Volume occupied by the driver (estimated)
1.8
L
Net weight
4.15
kg
Tang Band W8-2145 SPL & Impedance
Tang Band W8-2145 Dimensions

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