Динамик широкополосный FOSTEX FE83En. Инструкция на английском языке

FULL RANGE SPEAKER UNIT
FE83En
Features
•	 ES	cone	and	center	cap	are	adapted.
This	new	diaphragm	material	has	the
fine,	supple	and	high	density	fiber,	and
its	characteristics	successfully	improve
the	mid-high	frequency	reproduction.
•	 o	60mm	strong	ferrite	magnet	is	em-
ployed.
•	 Well	tuned	Qts	/	Mms	values	for	ease	of
use in small bass reflex type enclosures
to	folded	horn	enclosures.
Specifications
&
Thiele/Small Parameters
Size          :    80   mm /   3  in
Voice Coil Diameter
:    16   mm /  0.6  in   Frequency Response / Impedance
Cast / Stamped   :  Cast
Impedance     :     8  ?
Reproduction Frequency Response
:fs -  30  kHz
Sound Pressure Level
:    88  dB/W(m)
Rated Input   :     5  W
Music Power   :     7  W
Magnet Material  :  Ferrite
Magnet Weight
(main)   : 140   g /  0.309  lb
(cancel)   :     g /     lb
Net Weight      350    g /  0.772  lb
a :    30  mm              Dimensions & Mounting Information
D:     60  mm
Sd : 0.00283  m 2                               ?86
4-4x6              83
Zn :     8  ?                                                        ?75
?70
Fs :   165  Hz
2
Re :    7.5  ?
Le :  0.0267  mH                                                                 17.8
Qms :    4.06                                                                        45.3
Qes :  1.057
Qts :   0.84
Mms :    1.53  g                                                       ?60
BL :    3.35  Telsa/m
Vas :    0.7  L
Xmax :    0.15  mm
Eff/?0 :  0.284  %                                   Overall Diameter  :  83   mm /  3.3  in
Cms :   0.622  m/N                                  Baffle Hole Diameter
EBP :   156.1                                                     :    73   mm /  2.9  in
Depth         :    44   mm /  1.7  in

Recommended Double Bass Reflex Type Enclosure
6           4     2  3   2
170
?72
1
70
140
8                           9                                  35                       5
15
450              50                                                      40
(265)      35
(70)                       2
Sound
3
Absorbents
2
70
50                            15                   270
80                                                             7
140              40                                 300
(170)          unit:mm / 15mm thick                 305
• This example shows a double bass reflex type enclosure for FE83En.
• The multiple bass reflex ports reproduce lower frequency.
• The first port ‘Fb’ is tuned to 127Hz and second port to 60Hz.
• Balanced low frequency tuning for high power handling.
Recommended Standard Bass Reflex Type Enclosure
270
4  80  80  40  40               Example of FE83En           (190)
(190)
140                                                                       160
2  2  3  3  35               standard bass reflex      o72
2  2  3  3  35
type  enclosure.                     65
6          7
140
160
Internal volume is
8           9     1     5
6 liters tuned to ap-  (300)  270    130
proximately 90Hz
450
(Fb).
o40  unit:mm / 15mm thick  50
305         305      140   140
Distributor / Authorised Dealer
www.fostex.jp
Fostex Co.  ,3-2- 35 Musa shino, Akishima,T okyo,J apan 196-0 021
Tel :+81(0) 42-546-497 4 Fax:+8 1(0)42 -546 -9222
In accordance with our policy of continuous development, we reserve the right to change specifica  tions without notice.  Printed	in	China	499987