Fostex FE207E Specifications

Features
• 'ES cone' paper made of ba-
nana plant's fiber
• Ferrite magnet
• Repulsion type magnetically
shielded circuit
• Newly designed center cap

Specifications

&
Thiele/Small Parameters
Size : 200
Voice Coil Diameter
: 35
Cast / Stamped :
Impedance :
Reproduction Frequency Response
: f0 -
Sound Pressure Level
:
Rated Input :
Music Power :
Magnet Material :
Magnet Weight
(main) : 337.0
(cancel) : 329.9
Net Weight 2,650
a :
D :
Sd : 0.02061
Zn :
Fs :
Re :
Le :
Qms :
Qes :
Qts :
Mms : 15.02
BL :
Vas : 56.25
Xmax :
Eff/η0 :
Cms : 0.00094
EBP :
LOW LEAKAGE FLUX TYPE FULL RANGE
mm / 8 in
mm / 1.4 in
Frequency Response / Impedance
Stamped
8 Ω
110
100
20 kHz
90
80
95 dB/W(m)
70
30 W W
60
90 W
50
Ferrite
(dB)
g / 0.743 lb
g / 0.727 lb
g / 5.842 lb
Dimensions & Mounting Information
81 mm
162 mm
2
m
Ω
8
39 Hz
6.73 Ω
n/a mH
3.86
0.28
0.26
g
9.41 Telsa/m
L
1.5 mm
1.17 %
mm/N
139
FE207E
20 Hz 50 100 200 500
R110
Overall Diameter :
Baffle Hole Diameter
Depth
SPEAKER UNIT
1k 2k 5k 10k 20k
208
ø118.5
ø182
mm /
208
: mm /
185
: 104 mm /
Ω
16
8
4
40k
in
8
in
7
4 in