Features
Frequency Response / Impedance
Dimensions & Mounting Information
Overall Diameter :
Baffle Hole Diameter
:
Depth
:
mm /
in
mm /
in
mm /
in
Specifications
&
Thiele/Small Parameters
Size
:
Voice Coil Diameter
:
Cast / Stamped
:
Impedance
:
Reproduction Frequency Response
:fs -
Sound Pressure Level
:
Rated Input
:
Music Power
:
Magnet Material
:
Magnet Weight
(main)
:
(cancel)
:
Net Weight
mm /
in
mm /
in
Ω
kHz
dB/W(m)
W
W
g /
lb
g /
lb
g /
lb
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
FE127E
LOW LEAKAGE FLUX TYPE FULL RANGE
SPEAKER UNIT
• ‘ES cone’ paper made of
banaba plant’s fiber
• Newly designed center cap
• R e p u l s i o n t y p e m a g n e t
shielded circuit
• Ferrite magnet
R63
64.7
36.6
ø73.7
ø102.2
117
20
50
100
200
500
1k
2k
5k
10k
20k
40k
50
60
70
80
90
100
110
(dB)
Hz
Ω
16
8
4
Impedance
46
92
0.0067
8
70.4
6.50
n/a
3.33
0.50
0.43
2.98
4.14
9.9
0.67
0.35
0.0016
140.8
120
4.7
20
0.8
Stamped
8
20
91
15
45
Ferrite
100
0.220
59
0.130
574
1.265
117
4.6
102.2
4.0
64.7
2.5
