JL Audio ZR800-CW

Mid Bass

8″ / 200 mm
Nominal diameter
46 Hz
Resonance
0.66
Q factor
87 dB
Sensitivity
± 9 mm
Linear excursion
250 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
86.8
dB

Thiele & Small parameters

Resonance frequency (free air)
fS
46.3
Hz
Mechanical quality factor
QMS
11.67
Electrical quality factor
QES
0.70
Total quality factor
QTS
0.66

Large signal parameters

Maximum linear excursion
xmax
9.0
mm
Air volume displaced at xmax
VD
194
cm³
Power handling
P
125
W
Program power
Pmax
250
W

Voice Coil

Nominal impedance
Z
4
Ω
DC resistance
RE
3.9
Ω
Inductance (1kHz, estimated)
LE
0.47
mH

Magnet

Force factor
Bl
7.5
N/A
Motor constant
Bl/√RE
3.78
N/√W
Diameter
115
mm

Diaphragm

Effective diameter
165
mm
Effective area
SD
215
cm²
Moving mass
MMS
34.8
g
Moving mass (without air load)
MMD
32.5
g

Suspensions

Stiffness
KMS
2.94
N/mm
Compliance
CMS
340
µm/N
Equivalent volume to the compliance
VAS
22.3
L
Mechanical resistance
RMS
0.87
N·s/m

Dimensions

Nominal diameter
8
200
mm
Overall diameter
209
mm
Baffle cutout diameter
181
mm
Overall depth
116
mm
Flange thickness
30
mm
Mounting depth
86
mm
Volume occupied by the driver
0.44
L
Net weight
2.6
kg

Export this driver to a simulation software:

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SD
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