10″ / 254 mm
Nominal diameter
58 Hz
Resonance
0.34
Q factor
94 dB
Sensitivity
± 4 mm
Linear excursion
350 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
Sensitivity (1w, 1m, infinite baffle)
SPL1W
94.2
dB
Frequency response
60 - 4000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
57.5
Hz
Mechanical quality factor
QMS
2.73
Electrical quality factor
QES
0.39
Total quality factor
QTS
0.34
Large signal parameters
Maximum linear excursion
xmax
4.0
mm
Air volume displaced at xmax
VD
138
cm³
Power handling
P
200
W
Program power
Pmax
350
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.9
Ω
Inductance (1kHz)
LE
0.46
mH
VC Diameter
50
mm
Winding height
HVC
16
mm
Winding material
Round Copper
Former material
Glass Fibre
Magnet
Force factor
Bl
13.81
N/A
Motor constant
Bl/√RE
5.7
N/√W
Air gap height
HAG
8
mm
Weight
1.3
kg
Diaphragm
Effective diameter
210
mm
Effective area
SD
344
cm²
Moving mass
MMS
35.2
g
Moving mass (without air load)
MMD
30.5
g
Material
Kevlar loaded paper
Suspensions
Stiffness
KMS
4.55
N/mm
Compliance
CMS
220
µm/N
Equivalent volume to the compliance
VAS
36.9
L
Mechanical resistance
RMS
4.65
N·s/m
Dimensions
Nominal diameter
10
″
254
mm
Overall diameter
260
mm
Baffle cutout diameter
232
mm
Overall depth
112
mm
Volume occupied by the driver (estimated)
1.6
L
Net weight
4.0
kg
Frame material
Cast Aluminium
Similar woofers to Celestion FTR10-2055D
10″Mid-range
fS
59 Hz
SD
317 cm²
70 - 4000 Hz
QTS
0.32
xmax
4.3 mm
SPL1W
95 dB
Bl/√RE
5.83
Pmax
400 W
10″Mid-range
fS
55 Hz
SD
346 cm²
55 - 3500 Hz
QTS
0.30
xmax
4.0 mm
SPL1W
95 dB
Bl/√RE
6.25
Pmax
600 W
10″Coaxial
fS
52 Hz
SD
377 cm²
50 - 3700 Hz
QTS
0.28
xmax
6.6 mm
SPL1W
94 dB
Bl/√RE
7.03
Pmax
800 W