Eighteen Sound 6NMB900

16Ω

Mid Bass

6.5″ / 152 mm
Nominal diameter
95 Hz
Resonance
0.32
Q factor
97 dB
Sensitivity
± 3 mm
Linear excursion
260 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
Discard
Apply
Sensitivity (1W, 1m, infinite baffle)
SPL1W
96.7
dB
Frequency response
200 - 7000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
95.0
Hz
Mechanical quality factor
QMS
2.87
Electrical quality factor
QES
0.36
Total quality factor
QTS
0.32

Large signal parameters

Maximum linear excursion
xmax
3.0
mm
Air volume displaced at xmax
VD
39
cm³
Power handling
P
200
W
Program power
Pmax
260
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.2
Ω
Inductance (1kHz)
LE
0.1
mH
VC Diameter
44
mm
Winding material
Aluminum

Magnet

Force factor
Bl
8.5
N/A
Motor constant
Bl/√RE
3.73
N/√W
Material
Neodymium

Diaphragm

Effective diameter
129
mm
Effective area
SD
130
cm²
Moving mass
MMS
7.4
g
Moving mass (without air load)
MMD
6.3
g
Material
Weather protected

Suspensions

Stiffness
KMS
2.64
N/mm
Compliance
CMS
379
µm/N
Equivalent volume to the compliance
VAS
10.3
L
Mechanical resistance
RMS
1.54
N·s/m

Dimensions

Nominal diameter
6.5
152
mm
Overall diameter
162
mm
Baffle cutout diameter
148
mm
Overall depth
73
mm
Flange thickness
11
mm
Mounting depth
62
mm
Volume occupied by the driver (estimated)
0.41
L
Net weight
1.25
kg
Eighteen Sound 6NMB900 Impedance
Eighteen Sound 6NMB900 SPL
Eighteen Sound 6NMB900 Dimensions

Export this driver to a simulation software:

WinISDWinISDBasta!Basta!HornrespHornrespQSpeakersQSpeakersSpeakerSimSpeakerSimMfbLabsMfbLabsSpeakerbenchSpeakerbench

Similar speaker drivers to Eighteen Sound 6NMB900

Dayton Audio Apollo 8N Woofer
8Woofer
fS
94 Hz
SD
201 cm²
75 - 5800 Hz
QTS
0.32
xmax
3.9 mm
SPL1W
95 dB
Bl/√RE
5.88
Pmax
400 W
BMS 8CN552 Coaxial
8Coaxial
fS
88 Hz
SD
200 cm²
70 - 3000 Hz
QTS
0.29
xmax
4.0 mm
SPL1W
96 dB
Bl/√RE
5.78
Pmax
400 W
Eighteen Sound 6NMB900 16Ω Mid Bass
6.5Mid Bass
fS
100 Hz
SD
130 cm²
200 - 7000 Hz
QTS
0.34
xmax
3.0 mm
SPL1W
95 dB
Bl/√RE
3.9
Pmax
260 W