Low Flux Leakage Woofer
FW137
Features
• Kenaf-Cellgaia hybrid cone
• Reasonable Qts value for easy
bass-reflex enclosure design
• Newly designed aluminum die-
cast frame
• Ferrite magnet & repulsion type
magnet shielded circuit
Specifications
&
Thiele/Small Parameters
Size
:
130 mm /
5 in
Voice Coil Diameter
:
30.4 mm / 1.2 in
Cast
Frequency Response / Impedance
Cast / Stamped
Impedance
:
:
8
Ω
110
100
90
Reproduction Frequency Response
:fs - kHz
Sound Pressure Level
8
:
:
:
:
87 dB/W(m)
25 W
80
Rated Input
Music Power
Magnet Material
Magnet Weight
(main)
Ω
70
64
32
16
8
75 W
600
60
Ferrite
300
20k
Impedance
50
(dB)
4
:
:
226
152
g / 0.498 lb
g / 0.335 lb
20 Hz
50
100
200
500
1k
2k
5k
10k
(cancel)
Net Weight
1,495 g / 3.296 lb
a :
mm
55
Dimensions & Mounting Information
Sd :
Zn :
m2
0.0095
5-ø4.2 hole
Ω
8
55
ø155
Fs :
Hz
Ω
Re :
7.4
Le :
mH
0.067
3.58
0.57
0.5
Qms :
Qes :
Qts :
ø91.5
ø121
Mms :
BL :
g
11.7
7.06
10.202
1
ø150
Telsa/m
L
Vas :
Xmax :
Eff/η0 :
Cms :
EBP :
mm
%
0.24
0.0008
96.491
mm/N
Overall Diameter
:
mm /
in
155
6.1
Baffle Hole Diameter
:
mm /
mm /
in
in
122
4.8
3.4
Depth
:
86.8
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