Scan-Speak 18W/8545K00
Mid Bass
6.5″ / 180 mm
Nominal diameter
28 Hz
Resonance
0.28
Q factor
87 dB
Sensitivity
± 6.5 mm
Linear excursion
170 W
Program Power
.jpg)
.jpg)
Sensitivity (1w, 1m, infinite baffle)
SPL1W
87.1
dB
Thiele & Small parameters
Resonance frequency (free air)
fS
28.0
Hz
Mechanical quality factor
QMS
5.20
Electrical quality factor
QES
0.30
Total quality factor
QTS
0.28
Large signal parameters
Maximum linear excursion
xmax
6.5
mm
Maximum excursion before damage
xlim
10.0
mm
Air volume displaced at xmax
VD
94
cm³
Power handling
P
100
W
Program power
Pmax
170
W
Voice Coil
Nominal impedance
Z
8
Ω
DC resistance
RE
5.5
Ω
Inductance (1kHz)
LE
0.4
mH
VC Diameter
42
mm
Winding height
HVC
19
mm
Magnet
Force factor
Bl
8.2
N/A
Motor constant
Bl/√RE
3.5
N/√W
Air gap height
HAG
6
mm
Diaphragm
Effective diameter
136
mm
Effective area
SD
145
cm²
Moving mass
MMS
20.5
g
Moving mass (without air load)
MMD
19.2
g
Material
Air Dried Paper/Carbon Fibre
Suspensions
Stiffness
KMS
0.63
N/mm
Compliance
CMS
1580
µm/N
Equivalent volume to the compliance
VAS
46.4
L
Mechanical resistance
RMS
0.69
N·s/m
Surround material
SBR Rubber
Dimensions
Nominal diameter
6.5
″
180
mm
Volume occupied by the driver (estimated)
0.95
L
Net weight
2.3
kg
.png)
.png)
Export this driver to a simulation software:
WinISD
Basta!
Hornresp
QSpeakers
SpeakerSim
MfbLabs
SpeakerbenchSimilar woofers to Scan-Speak 18W/8545K00
.png.webp)
.jpg.webp)
6.5″Mid-range
fS
30 Hz
SD
127 cm²
30 - 6000 Hz
QTS
0.31
xmax
4.8 mm
SPL1W
87 dB
Bl/√RE
3.1
Pmax
120 W
.jpg.webp)
6″Mid-range
fS
30 Hz
SD
127 cm²
30 - 7000 Hz
QTS
0.31
xmax
4.8 mm
SPL1W
87 dB
Bl/√RE
3.1
Pmax
100 W