10″ / 250 mm
Nominal diameter
45 Hz
Resonance
0.85
Q factor
86 dB
Sensitivity
± 9.3 mm
Linear excursion
700 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
86.4
dB
Frequency response
20 - 125
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
45.0
Hz
Mechanical quality factor
QMS
14.59
Electrical quality factor
QES
0.90
Total quality factor
QTS
0.85
Large signal parameters
Maximum linear excursion
xmax
9.3
mm
Air volume displaced at xmax
VD
326
cm³
Power handling
P
350
W
Program power
Pmax
700
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.2
Ω
Inductance (1kHz)
LE
2.92
mH
VC Diameter
40
mm
Winding height
HVC
28.6
mm
Magnet
Flux density
B
0.6813
T
Force factor
Bl
11.5
N/A
Motor constant
Bl/√RE
6.43
N/√W
Air gap height
HAG
10
mm
Weight
1.7
kg
Diaphragm
Effective diameter
211
mm
Effective area
SD
350
cm²
Moving mass
MMS
124
g
Moving mass (without air load)
MMD
119
g
Suspensions
Stiffness
KMS
10.1
N/mm
Compliance
CMS
99
µm/N
Equivalent volume to the compliance
VAS
18.6
L
Mechanical resistance
RMS
2.42
N·s/m
Surround material
Fiber Reinforced Elastic Polymer
Dimensions
Nominal diameter
10
″
250
mm
Overall diameter
277
mm
Baffle cutout diameter
235
mm
Overall depth
155
mm
Flange thickness
16
mm
Mounting depth
139
mm
Volume occupied by the driver
1.22
L
Net weight
4.75
kg
Similar subwoofers to Pioneer TS-W261S4
10″Subwoofer
fS
47 Hz
SD
356 cm²
QTS
0.92
xmax
16.5 mm
SPL1W
86 dB
Bl/√RE
6.14
Pmax
700 W
10″Subwoofer
fS
43 Hz
SD
356 cm²
QTS
0.82
xmax
16.5 mm
SPL1W
85 dB
Bl/√RE
6.48
Pmax
700 W
10″Subwoofer
fS
46 Hz
SD
302 cm²
45 - 1000 Hz
QTS
1.02
xmax
7.0 mm
SPL1W
85 dB
Bl/√RE
4.87
Pmax
300 W