RCF L8S800

Woofer

8″ / 203 mm
Nominal diameter
60 Hz
Resonance
0.41
Q factor
91 dB
Sensitivity
± 6 mm
Linear excursion
340 W
Program Power
Discontinued
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
91.1
dB
Frequency response
50 - 4000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
60.0
Hz
Mechanical quality factor
QMS
4.10
Electrical quality factor
QES
0.46
Total quality factor
QTS
0.41

Large signal parameters

Maximum linear excursion
xmax
6.0
mm
Maximum excursion before damage
xlim
15.0
mm
Air volume displaced at xmax
VD
120
cm³
Power handling
P
170
W
Program power
Pmax
340
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
6.1
Ω
Inductance (1kHz)
LE
0.9
mH
VC Diameter
38
mm
Winding height
HVC
15
mm
Winding material
Copper

Magnet

Force factor
Bl
10.3
N/A
Motor constant
Bl/√RE
4.17
N/√W
Material
Ceramic

Diaphragm

Effective diameter
165
mm
Effective area
SD
200
cm²
Moving mass
MMS
21
g
Moving mass (without air load)
MMD
18.7
g

Suspensions

Stiffness
KMS
2.58
N/mm
Compliance
CMS
388
µm/N
Equivalent volume to the compliance
VAS
22
L
Mechanical resistance
RMS
1.93
N·s/m
Surround material
Polycotton

Dimensions

Nominal diameter
8
203
mm
Overall diameter
239
mm
Baffle cutout diameter
184
mm
Overall depth
99
mm
Flange thickness
7
mm
Mounting depth
92
mm
Volume occupied by the driver
0.8
L
Net weight
3.5
kg


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fS
60 Hz
SD
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70 - 5000 Hz
QTS
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xmax
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Bl/√RE
4.26
Pmax
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SD
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SD
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