12″ / 300 mm
Nominal diameter
25 Hz
Resonance
0.81
Q factor
85 dB
Sensitivity
± 11.7 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
85.1
dB
Frequency response
20 - 125
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
24.6
Hz
Mechanical quality factor
QMS
15.60
Electrical quality factor
QES
0.86
Total quality factor
QTS
0.81
Large signal parameters
Maximum linear excursion
xmax
11.7
mm
Air volume displaced at xmax
VD
603
cm³
Power handling
P
350
W
Program power
Pmax
700
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.6
Ω
Inductance (1kHz)
LE
1.81
mH
VC Diameter
40
mm
Winding height
HVC
31.3
mm
Magnet
Flux density
B
0.619
T
Force factor
Bl
10.3
N/A
Motor constant
Bl/√RE
5.43
N/√W
Air gap height
HAG
8
mm
Weight
0.84
kg
Diaphragm
Effective diameter
256
mm
Effective area
SD
516
cm²
Moving mass
MMS
153.9
g
Moving mass (without air load)
MMD
145.8
g
Suspensions
Stiffness
KMS
3.7
N/mm
Compliance
CMS
270
µm/N
Equivalent volume to the compliance
VAS
102
L
Mechanical resistance
RMS
1.53
N·s/m
Dimensions
Nominal diameter
12
″
300
mm
Baffle cutout diameter
281
mm
Mounting depth
135
mm
Volume occupied by the driver
1.09
L
Similar subwoofers to Pioneer TS-W306R
12″Subwoofer
fS
25 Hz
SD
516 cm²
20 - 125 Hz
QTS
0.81
xmax
11.7 mm
SPL1W
85 dB
Bl/√RE
5.43
Pmax
600 W
15″Subwoofer
fS
26 Hz
SD
810 cm²
QTS
0.76
xmax
34.0 mm
SPL1W
87 dB
Bl/√RE
7.9
Pmax
1200 W
15″Subwoofer
fS
26 Hz
SD
810 cm²
QTS
0.76
xmax
34.0 mm
SPL1W
86 dB
Bl/√RE
7.91
Pmax
1200 W