Beyma 6B30/P
Woofer
6.5″ / 165 mm
Nominal diameter
56 Hz
Resonance
0.5
Q factor
88 dB
Sensitivity
± 5.5 mm
Linear excursion
100 W
Program Power
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Sensitivity (1w, 1m, infinite baffle)
SPL1W
88.4
dB
Frequency response
55 - 8000
Hz
Thiele & Small parameters
Resonance frequency (free air)
fS
56.0
Hz
Mechanical quality factor
QMS
3.00
Electrical quality factor
QES
0.60
Total quality factor
QTS
0.50
Large signal parameters
Maximum linear excursion
xmax
5.5
mm
Maximum excursion before damage
xlim
15.0
mm
Air volume displaced at xmax
VD
77
cm³
Power handling
P
50
W
Program power
Pmax
100
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.5
Ω
Inductance (1kHz)
LE
0.3
mH
VC Diameter
25
mm
Winding height
HVC
14
mm
Magnet
Force factor
Bl
6.8
N/A
Motor constant
Bl/√RE
2.9
N/√W
Air gap height
HAG
6
mm
Diaphragm
Effective diameter
134
mm
Effective area
SD
140
cm²
Moving mass
MMS
14
g
Moving mass (without air load)
MMD
12.8
g
Suspensions
Stiffness
KMS
1.77
N/mm
Compliance
CMS
564
µm/N
Equivalent volume to the compliance
VAS
15.6
L
Mechanical resistance
RMS
1.7
N·s/m
Dimensions
Nominal diameter
6.5
″
165
mm
Overall diameter
167
mm
Baffle cutout diameter
141
mm
Overall depth
76
mm
Volume occupied by the driver (estimated)
0.42
L
Net weight
1.2
kg
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Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar woofers to Beyma 6B30/P
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6.5″2 way kit
fS
55 Hz
SD
129 cm²
55 - 22000 Hz
QTS
0.55
xmax
5.3 mm
SPL1W
87 dB
Bl/√RE
2.98
Pmax
240 W
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