Focal K2 POWER E 25 KX

Subwoofer

10″ / 269 mm
Nominal diameter
38 Hz
Resonance
0.52
Q factor
84 dB
Sensitivity
± 22.5 mm
Linear excursion
1200 W
Program Power
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
84.1
dB
Frequency response
25 - 500
Hz

Thiele & Small parameters

Resonance frequency (free air)
fS
38.0
Hz
Mechanical quality factor
QMS
5.00
Electrical quality factor
QES
0.58
Total quality factor
QTS
0.52

Large signal parameters

Maximum linear excursion
xmax
22.5
mm
Air volume displaced at xmax
VD
736
cm³
Power handling
P
600
W
Program power
Pmax
1200
W

Voice Coil

Nominal impedance
Z
2 x 4
Ω
DC resistance (in series)
RE
6.4
Ω
Inductance (1kHz, in series, estimated)
LE
1.99
mH
VC Diameter
65
mm
Winding material
Copper Clad Aluminium
Former material
Glass fiber

Magnet

Force factor (in series)
Bl
21.5
N/A
Motor constant
Bl/√RE
8.5
N/√W
Diameter
170
mm

Diaphragm

Effective diameter
204
mm
Effective area
SD
327
cm²
Moving mass
MMS
163
g
Moving mass (without air load)
MMD
158.5
g
Material
Kevlar Sandwich

Suspensions

Stiffness
KMS
8.33
N/mm
Compliance
CMS
120
µm/N
Equivalent volume to the compliance
VAS
20
L
Mechanical resistance
RMS
7.78
N·s/m
Surround material
Butyl

Dimensions

Nominal diameter
10
269
mm
Overall diameter
269
mm
Baffle cutout diameter
235
mm
Mounting depth
172
mm
Volume occupied by the driver
3.0
L
Net weight
10.6
kg
Focal E 25 KX Dimensions

Export this driver to a simulation software:

WinISDWinISDBasta!Basta!HornrespHornrespQSpeakersQSpeakersSpeakerSimSpeakerSimMfbLabsMfbLabsSpeakerbenchSpeakerbench

Similar subwoofers to Focal E 25 KX

Focal SUB 25 KXE Subwoofer
10Subwoofer
fS
38 Hz
SD
327 cm²
25 - 500 Hz
QTS
0.52
xmax
22.5 mm
SPL1W
84 dB
Bl/√RE
8.5
Pmax
1200 W
DB Drive WDX10G0.4 Subwoofer
10Subwoofer
fS
38 Hz
SD
364 cm²
QTS
0.47
xmax
14.0 mm
SPL1W
84 dB
Bl/√RE
8.48
Pmax
1000 W
Pride M6.10 S1 Subwoofer
10Subwoofer
fS
36 Hz
SD
337 cm²
QTS
0.54
xmax
15.0 mm
SPL1W
84 dB
Bl/√RE
8.4
Pmax
1200 W