Tang Band W2-780SD

Full-range

2″ / 51 mm
Nominal diameter
155 Hz
Resonance
0.35
Q factor
87 dB
Sensitivity
± 1 mm
Linear excursion
16 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
86.8
dB
Frequency response
155 - 20000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
155
Hz
Mechanical quality factor
QMS
3.89
Electrical quality factor
QES
0.39
Total quality factor
QTS
0.35

Large signal parameters

Maximum linear excursion
xmax
1.0
mm
Air volume displaced at xmax
VD
1.3
cm³
Power handling
P
8
W
Program power
Pmax
16
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
6.0
Ω
Inductance (1kHz)
LE
0.04
mH
VC Diameter
20
mm

Magnet

Force factor
Bl
3.64
N/A
Motor constant
Bl/√RE
1.49
N/√W
Air gap height
HAG
3
mm
Material
Neodymium

Diaphragm

Effective diameter
41
mm
Effective area
SD
13
cm²
Moving mass
MMS
0.9
g
Moving mass (without air load)
MMD
0.8
g
Material
Polypropylene-Mica

Suspensions

Stiffness
KMS
0.83
N/mm
Compliance
CMS
1208
µm/N
Equivalent volume to the compliance
VAS
0.29
L
Mechanical resistance
RMS
0.22
N·s/m
Surround material
Thermoplastic Elastomer

Dimensions

Nominal diameter
2
51
mm
Net weight
0.138
kg
Tang Band W2-780SD SPL & Impedance
Tang Band W2-780SD Dimensions

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