Features
Frequency Response / Impedance
Dimensions & Mounting Information
Specifications
&
Thiele/Small Parameters
mm /
in
mm /
in
Ω
kHz
dB/W(m)
W
W
g /
lb
g /
lb
g /
lb
Size
:
Voice Coil Diameter
:
Cast / Stamped
:
Impedance
:
Reproduction Frequency Response
: f0 -
Sound Pressure Level
:
Rated Input
:
W
Music Power
:
Magnet Material
:
Magnet Weight
(main)
:
(cancel)
:
Net Weight
a :
D :
Sd :
Zn :
Fs :
Re :
Le :
Qms :
Qes :
Qts :
Mms :
BL :
Vas :
Xmax :
Eff/
η
0 :
Cms :
EBP :
mm
mm
m
2
Ω
Hz
Ω
mH
g
Telsa/m
L
mm
%
mm/N
Overall Diameter :
Baffle Hole Diameter
:
Depth
:
mm /
in
mm /
in
mm /
in
FE166E
FULL RANGE SPEAKER UNIT
R87
ø157.6
ø110
166
45.3
73.2
20
50
100
200
500
1k
2k
5k
10k
20k
40k
50
60
70
80
90
100
110
(dB)
Hz
Ω
16
8
4
166
7
146
6
73.2
3
160
6
25
1
Stamped
8
22
94
22
65
Ferrite
600.0
1.323
n/a
n/a
1,600
3,527
• ‘ES cone’ paper made of ba-
nana plant’s fiber
• ø 110mm large ferrite magnet
• Newly designed center cap
65
130
0.01327
8
50
7.10
n/a
3.89
0.22
0.21
6.85
8.33
45.11
0.6
1.83
0.00182
227
