Fostex FE127E User manual

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/η0 :
Cms :
EBP :
mm
mm
m2
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
•Repulsion type magnet
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