Radian 2215B

Woofer

15″ / 380 mm
Nominal diameter
40 Hz
Resonance
0.3
Q factor
97 dB
Sensitivity
± 6 mm
Linear excursion
1600 W
Program Power
Radian 2215B WooferRadian 2215B WooferRadian 2215B Woofer
Impedance
Excursion
Velocity
SPL
Phase
Group delay
Step response
Tone Burst
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
96.8
dB
Frequency response
40 - 2000
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
40.0
Hz
Mechanical quality factor
QMS
3.80
Electrical quality factor
QES
0.32
Total quality factor
QTS
0.30

Large signal parameters

Maximum linear excursion
xmax
6.0
mm
Air volume displaced at xmax
VD
529
cm³
Power handling
P
800
W
Program power
Pmax
1600
W

Voice Coil

Nominal impedance
Z
8
Ω
DC resistance
RE
5.6
Ω
Inductance (1kHz)
LE
1.26
mH
VC Diameter
102
mm
Winding height
HVC
17
mm
Winding material
Copper clad Aluminum
Former material
Fiberglass

Magnet

Force factor
Bl
19.7
N/A
Motor constant
Bl/√RE
8.32
N/√W
Air gap height
HAG
10
mm
Material
Ferrite

Diaphragm

Effective diameter
335
mm
Effective area
SD
881
cm²
Moving mass
MMS
88
g
Moving mass (without air load)
MMD
70.1
g
Material
Paper/Kevlar composite

Suspensions

Stiffness
KMS
5.56
N/mm
Compliance
CMS
180
µm/N
Equivalent volume to the compliance
VAS
200
L
Mechanical resistance
RMS
5.82
N·s/m

Dimensions

Nominal diameter
15
″
380
mm
Overall diameter
387
mm
Baffle cutout diameter
356
mm
Overall depth
134
mm
Volume occupied by the driver (estimated)
4.0
L
Net weight
9.9
kg
Frame material
Cast Aluminum
SPL & Impedance
Radian 2215B SPL & Impedance
Radian 2215B Dimensions
DatasheetDatasheet

Export this driver to a simulation software:

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fS
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SD
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