PHL audio 2001NdU

Fe
NdU

Mid Bass

8″ / 200 mm
Nominal diameter
77 Hz
Resonance
0.53
Q factor
92 dB
Sensitivity
± 5.5 mm
Linear excursion
240 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
91.6
dB
Frequency response
60 - 4000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
77.0
Hz
Mechanical quality factor
QMS
4.07
Electrical quality factor
QES
0.61
Total quality factor
QTS
0.53

Large signal parameters

Maximum linear excursion
xmax
5.5
mm
Maximum excursion before damage
xlim
13.0
mm
Air volume displaced at xmax
VD
121
cm³
Power handling
P
120
W
Program power
Pmax
240
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.4
Ω
Inductance (1kHz)
LE
0.52
mH
VC Diameter
38
mm
Winding height
HVC
14
mm

Magnet

Force factor
Bl
9.5
N/A
Motor constant
Bl/√RE
4.09
N/√W
Air gap height
HAG
6
mm
Diameter
74
mm
Material
Neodymium

Diaphragm

Effective diameter
167
mm
Effective area
SD
219
cm²
Moving mass
MMS
21
g
Moving mass (without air load)
MMD
18.7
g

Suspensions

Stiffness
KMS
5.0
N/mm
Compliance
CMS
200
µm/N
Equivalent volume to the compliance
VAS
13.8
L
Mechanical resistance
RMS
2.5
N·s/m

Dimensions

Nominal diameter
8
200
mm
Overall diameter
205
mm
Baffle cutout diameter
185
mm
Overall depth
99
mm
Flange thickness
10
mm
Mounting depth
89
mm
Volume occupied by the driver
0.5
L
Net weight
1.7
kg
PHL audio 2001NdU Dimensions

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SD
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