4 results
Nominal diameter
SensitivitySPL1W
dB

Thiele & Small parameters

Resonance frequencyfS
Hz
Mechanical quality factorQMS
Electrical quality factorQES
Total quality factorQTS

Large signal parameters

Maximum linear excursionxmax
mm
Air volume displaced at xmaxVD
cm³
Program powerPmax
W

Voice Coil & Magnet

Nominal impedanceZ
Ω
DC resistanceRE
Ω
Force factorBl
N/A
Motor constantBl/√RE
N/√W
InductanceLE
mH
VC Diameter
mm

Diaphragm

Effective diameter
mm
Effective areaSD
cm²
Moving massMMS
g

Suspensions

StiffnessKMS
N/mm
ComplianceCMS
µm/N
Equivalent volume to CMSVAS
L
Mechanical resistanceRMS
N·s/m

Dimensions

Overall size
mm
Baffle cutout diameter
mm
Overall depth
mm
Mounting depth
mm
Volume occupied
L
Net weight
kg
Focal ES 165 KX2E 2 way kit
6.52 way kit
fS
55 Hz
SD
129 cm²
55 - 22000 Hz
QTS
0.55
xmax
5.3 mm
SPL1W
87 dB
Bl/√RE
2.98
Pmax
240 W
Focal ES 165 KE 2 way kit
6.52 way kit
fS
64 Hz
SD
129 cm²
60 - 22000 Hz
QTS
0.62
xmax
4.5 mm
SPL1W
88 dB
Bl/√RE
2.91
Pmax
200 W
Focal ES 165 K2E 2 way kit
6.52 way kit
fS
67 Hz
SD
129 cm²
60 - 22000 Hz
QTS
0.55
xmax
4.8 mm
SPL1W
89 dB
Bl/√RE
3.13
Pmax
200 W
Focal ES 100 KE 2 way kit
42 way kit
fS
140 Hz
SD
54 cm²
110 - 22000 Hz
QTS
0.90
xmax
2.3 mm
SPL1W
87 dB
Bl/√RE
1.97
Pmax
120 W