P.Audio 8NT-65MB
NT
NXLow frequency
8″ / 203 mm
Nominal diameter
81 Hz
Resonance
0.43
Q factor
92 dB
Sensitivity
± 3.75 mm
Linear excursion
500 W
Program Power
.jpg)
.jpg)
Sensitivity (1w, 1m, infinite baffle)
SPL1W
92.0
dB
Frequency response
80 - 5000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
81.0
Hz
Mechanical quality factor
QMS
5.25
Electrical quality factor
QES
0.46
Total quality factor
QTS
0.43
Large signal parameters
Maximum linear excursion
xmax
3.75
mm
Air volume displaced at xmax
VD
80
cm³
Power handling
P
250
W
Program power
Pmax
500
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
6.5
Ω
Inductance (1kHz)
LE
0.35
mH
VC Diameter
64
mm
Winding height
HVC
15.5
mm
Winding material
Flat aluminium wire
Former material
Kapton
Magnet
Flux density
B
1.25
T
Force factor
Bl
13.8
N/A
Motor constant
Bl/√RE
5.41
N/√W
Air gap height
HAG
8
mm
Material
Neodymium
Diaphragm
Effective diameter
168
mm
Effective area
SD
214
cm²
Moving mass
MMS
27.1
g
Moving mass (without air load)
MMD
24.7
g
Material
Waterproof Paper
Suspensions
Stiffness
KMS
7.04
N/mm
Compliance
CMS
142
µm/N
Equivalent volume to the compliance
VAS
9.19
L
Mechanical resistance
RMS
2.62
N·s/m
Surround material
Cloth
Spider material
Cotton
Dimensions
Nominal diameter
8
″
203
mm
Overall diameter
220
mm
Baffle cutout diameter
185
mm
Overall depth
118
mm
Flange thickness
16
mm
Mounting depth
102
mm
Volume occupied by the driver (estimated)
1.2
L
Frame material
Aluminium
.png)
.png)
Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar speaker drivers to P.Audio 8NT-65MB
.jpg.webp)
.jpg.webp)
.png.webp)
8″Low frequency
fS
86 Hz
SD
227 cm²
70 - 6000 Hz
QTS
0.44
xmax
5.5 mm
SPL1W
92 dB
Bl/√RE
5.27
Pmax
400 W