6.5″ / 160 mm
Nominal diameter
37 Hz
Resonance
0.33
Q factor
85 dB
Sensitivity
± 7 mm
Linear excursion
250 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
85.0
dB
Frequency response
45 - 2500
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
37.0
Hz
Mechanical quality factor
QMS
2.66
Electrical quality factor
QES
0.38
Total quality factor
QTS
0.33
Large signal parameters
Maximum linear excursion
xmax
7.0
mm
Maximum excursion before damage
xlim
11.0
mm
Air volume displaced at xmax
VD
66
cm³
Power handling
P
80
W
Program power
Pmax
250
W
Voice Coil
Nominal impedance
Z
4
Ω
DC resistance
RE
3.0
Ω
Inductance (1kHz)
LE
0.25
mH
VC Diameter
39
mm
Winding height
HVC
20
mm
Magnet
Flux density
B
1.05
T
Force factor
Bl
5.3
N/A
Motor constant
Bl/√RE
3.06
N/√W
Air gap height
HAG
6
mm
Weight
0.64
kg
Diaphragm
Effective diameter
109
mm
Effective area
SD
94
cm²
Moving mass
MMS
14.8
g
Moving mass (without air load)
MMD
14.1
g
Suspensions
Stiffness
KMS
0.77
N/mm
Compliance
CMS
1300
µm/N
Equivalent volume to the compliance
VAS
15
L
Mechanical resistance
RMS
1.34
N·s/m
Dimensions
Nominal diameter
6.5
″
160
mm
Volume occupied by the driver (estimated)
0.89
L
Net weight
2.15
kg
Similar woofers to SEAS E0049-04S W16NX001
6.5″Coaxial
fS
35 Hz
SD
94 cm²
20 - 20000 Hz
QTS
0.31
xmax
7.0 mm
SPL1W
85 dB
Bl/√RE
3.29
Pmax
250 W
6″Woofer
fS
38 Hz
SD
75 cm²
50 - 3000 Hz
QTS
0.36
xmax
4.0 mm
SPL1W
85 dB
Bl/√RE
2.35
Pmax
200 W
6.5″Woofer
fS
39 Hz
SD
94 cm²
45 - 2500 Hz
QTS
0.35
xmax
7.0 mm
SPL1W
85 dB
Bl/√RE
2.93
Pmax
250 W