Eighteen Sound 10NMB420 16Ω
Woofer
10″ / 260 mm
Nominal diameter
65 Hz
Resonance
0.33
Q factor
97 dB
Sensitivity
± 4 mm
Linear excursion
500 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
96.7
dB
Frequency response
65 - 5000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
65.0
Hz
Mechanical quality factor
QMS
4.60
Electrical quality factor
QES
0.36
Total quality factor
QTS
0.33
Large signal parameters
Maximum linear excursion
xmax
4.0
mm
Air volume displaced at xmax
VD
138
cm³
Power handling
P
350
W
Program power
Pmax
500
W
Voice Coil
Nominal impedance
Z
16
Ω
DC resistance
RE
10.5
Ω
Inductance (1kHz)
LE
0.4
mH
VC Diameter
65
mm
Magnet
Force factor
Bl
19.5
N/A
Motor constant
Bl/√RE
6.02
N/√W
Diaphragm
Effective diameter
210
mm
Effective area
SD
346
cm²
Moving mass
MMS
31.5
g
Moving mass (without air load)
MMD
26.8
g
Material
Weather protected
Suspensions
Stiffness
KMS
5.26
N/mm
Compliance
CMS
190
µm/N
Equivalent volume to the compliance
VAS
30
L
Mechanical resistance
RMS
2.8
N·s/m
Dimensions
Nominal diameter
10
″
260
mm
Overall diameter
260
mm
Baffle cutout diameter
232
mm
Overall depth
122
mm
Flange thickness
11
mm
Mounting depth
111
mm
Volume occupied by the driver (estimated)
1.4
L
Net weight
3.0
kg
Similar woofers to Eighteen Sound 10NMB420 16Ω
10″Woofer
fS
70 Hz
SD
350 cm²
70 - 35000 Hz
QTS
0.35
xmax
2.0 mm
SPL1W
97 dB
Bl/√RE
5.8
Pmax
500 W
10″Mid Bass
fS
65 Hz
SD
346 cm²
65 - 6000 Hz
QTS
0.30
xmax
4.0 mm
SPL1W
97 dB
Bl/√RE
6.42
Pmax
700 W
10″Bass Guitar Speaker
fS
66 Hz
SD
345 cm²
63 - 3700 Hz
QTS
0.33
xmax
3.5 mm
SPL1W
95 dB
Bl/√RE
6.19
Pmax
700 W