B&C Speaker 8MDN51

16Ω

Mid Bass

8″ / 200 mm
Nominal diameter
68 Hz
Resonance
0.27
Q factor
94 dB
Sensitivity
± 6 mm
Linear excursion
400 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
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Specifications

Sensitivity (1W, 1m, infinite baffle)
SPL1W
94.0
dB
Frequency response
70 - 4000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
68.0
Hz
Mechanical quality factor
QMS
5.20
Electrical quality factor
QES
0.29
Total quality factor
QTS
0.27

Large signal parameters

Maximum linear excursion
xmax
6.0
mm
Air volume displaced at xmax
VD
132
cm³
Power handling
P
200
W
Program power
Pmax
400
W

Voice Coil

Nominal impedance
Z
16
Ω
DC resistance
RE
10.0
Ω
Inductance (1kHz)
LE
1.25
mH
VC Diameter
51
mm
Winding height
HVC
16
mm
Winding material
Aluminium
Former material
Kapton

Magnet

Flux density
B
1.45
T
Force factor
Bl
17.8
N/A
Motor constant
Bl/√RE
5.63
N/√W
Air gap height
HAG
8
mm
Material
Neodymium Ring

Diaphragm

Effective diameter
167
mm
Effective area
SD
220
cm²
Moving mass
MMS
22
g
Moving mass (without air load)
MMD
19.5
g
Material
Waterproof Front Side

Suspensions

Stiffness
KMS
3.92
N/mm
Compliance
CMS
255
µm/N
Equivalent volume to the compliance
VAS
17.5
L
Mechanical resistance
RMS
1.81
N·s/m

Dimensions

Nominal diameter
8
200
mm
Overall diameter
225
mm
Baffle cutout diameter
187
mm
Overall depth
95
mm
Flange thickness
11
mm
Mounting depth
84
mm
Volume occupied by the driver
1.1
L
Net weight
2.6
kg
B&C Speaker 8MDN51 Impedance
B&C Speaker 8MDN51 SPL
B&C Speaker 8MDN51 Dimensions

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