Динамик широкополосный FOSTEX FF225WK. Инструкция на английском языке

Specifications & Thiele/Small Parameters                                                                                                                                                               OWNER’S MANUAL
FF85WK   FF105WK  FF125WK   FF165WK   FF225WK  ? 'LPHQVLRQV   PRXQWLQJ LQIRUPDWLRQ
Size                    80mm/3.2”  100mm/4.0”  120mm/4.8”  160mm/6.3”  200mm/7.9”  FF85WK  FF105WK  FF125WK  FF165WK  FF225WK
Overall diameter        83mm/3.3”  107mm/4.3”  117mm/4.7”  166mm/6.6”  208mm/8.2”  Standard enclosure  Bass-Reflex Bass-Reflex Bass-Reflex Bass-Reflex Bass-Reflex
Baffle hole diameter    73mm/2.9”  93mm/3.7”  104mm/4.1”  146mm/5.8”  185mm/7.3”  Inner volume  3.5  6  9  18  28
Depth                   46.7mm/2.0” 52.8mm/3.0” 61.3mm/3.0”  76.6mm/4.0”  91.7mm/4.0”  W (inside dimension)  108  128  142  200  230
192
218
237
280
149
D (inside dimension)
Voice coil diameter     16mm/0.7”  20mm/0.8”  25mm/1.0”  35mm/1.4”  50mm/2.0”  H (inside dimension)  223  264  296  380  435
Cast / Stamped           Stamped  Stamped  Stamped   Stamped   Stamped  Height to the center  65  65  70  100  110
Impedance                   ї        ї        ї         ї         ї     of unit (H1)
Reproduction frequency response  fs ~ 28kHz  fs ~ 25kHz  fs ~ 22kHz  fs ~ 21kHz  fs ~ 17kHz  Height to the center  55  60  60  90  100                                                      FULL RANGE SPEAKER UNIT
of duct (H2)
Sound pressure level    86.5dB/W(m)  88dB/W(m)  89dB/W(m)  92dB/W(1m)  93dB/W(1m)  Duct length (L)  100  85  100  145  190
Rated input                5W       10W      16W       30W      34W     Duct diameter (oD)  o40  o40  o40  o65  o65
Music power               15W       30W      50W       90W      100W    Tuning frequency (fb)  92Hz  72 Hz  57 Hz  54 Hz  39 Hz
Magnet weight           187g/0.412lb 340g/0.750lb 388g/0.855lb  848g/1.869lb 1,067g/2.352lb
Net weight              450g/0.992lb 800g/1.764lb 920g/2.028lb 1,950g/4.299lb 3,520g/7.760lb  W     D
Equivalent diaphragm radius  a  30mm  40mm  46mm      65mm      84mm
Effective cone diameter  D  60mm   80mm     92mm      130mm     168mm
Surface area of cone  Sd  0.0028m 2  0.005m 2  0.0066m 2  0.0132m 2  0.022m 2
Nominal impedance    Zn     ї        ї        ї         ї         ї      H1
Resonance frequency  Fs   115Hz    75Hz      67Hz     50Hz      44Hz
DC resistance        Re      ї         ї        ї        ї        ї
Coil inductance      Le  0.032mH  0.041mH  0.044mH   0.056mH   0.068mH
Mechanical Q        Qms   3.298    4.203    5.091      4.19      2.31
Electromagnetic Q   Qes   0.683    0.463    0.464     0.373     0.409                       H
Total Q              Qts  0.55      0.41     0.42      0.34      0.35                 D
Equivalent mass     Mms    2g       3.4g     5g        9.5g     18.4g
BL product (Factor force)  BL  3.93Tesla/m 4.823Tesla/m 5.596Tesla/m  7.227Tesla/m  8.488Tesla/m
Compliance equivalent volume  Vas  1.036L  4.848L  7.265L  27.838L  57.898L                       L
Voice coil overhang  Xmax  0.35mm  1.7mm    1.65mm   1.85mm    2.25mm
Reference efficiency n0  Eff/n0  0.246%  0.42%  0.451%  0.908%  0.995%   H2
Mechanical compliance of
suspension          Cms  0.909m/N  1.346m/N  1.153m/N  1.068m/N  0.826m/N
Efficiency bandwidth product  EBP  168.375  161.987  144.397  134.048  107.579
The lightning flash with arrowhead symbol, within an equilat-
CAUTION                                     eral triangle, is intended to alert the user to the presence of
RISK OF ELECTRIC SHOCK                           uninsulated "dangerous voltage" within the product's enclo-
DO NOT OPEN                           sure that may be of sufficient magnitude to constitute a risk of
electric shock to persons.
CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK,
The  exclamation  point  within  an  equilateral  triangle  is
DO NOT REMOVE COVER (OR BACK).
intended  to  alert  the  user  to  the  presence  of  important
NO USER - SERVICEABLE PARTS INSIDE.
operating  and  maintenance  (servicing)  instructions  in  the
REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.         literature accompanying the appliance.
WARNING:                                             Avertissement:
To  reduce  the  risk  of  fire  or  electric  shock,  do  not  expose   Pour reduire le risque d’incendie ou de choc electrique, ne pas
apparatus to rain or moisture.                        exposer cet appareil sous la pluie et l’humidite.
IMPORTANT SAFETY INSTRUCTIONS
1.  Read these instructions.                         13.  Unplug this apparatus during lightning storms or when unused for
2.  Keep these instructions.                            long periods of time.
3.  Heed all warnings.                               14.  Refer  all  servicing  to  qualified  service  personnel.  Servicing  is
4.  Follow all Instructions.                            required when the apparatus has been damaged in any way, such
5.  Do not use this apparatus near water.               as power-supply cord or plug is damaged, liquid has been spilled or
6.  Clean only with dry cloth.                          objects  have  fallen  into  the  apparatus,  the  apparatus  has  been
7.  Do not block any ventilation openings. Install in accordance with   exposed to rain or moisture, does not operate normally, or has been
the manufacturer’s instructions.                      dropped.
8.  Do  not  install  near  any  heat  sources  such  as  radiators,  heat  15.  The apparatus shall be used in an open area.
registers,  stoves,  or  other  apparatus  (including  amplifiers)  that   Cet  appareil doit etre utilise dans un endroit a aire ouverte.
produce heat.                                      16.  Apparatus shall not be exposed to dripping or splashing and that no
9.  Do not defeat the safety purpose of the polarized or grounding -   objects filled with liquids, such as vases, shall be placed on appara-
type plug. A polarized plug has two blades with one wider than the   tus.
other. A grounding type plug has two blades and a third grounding   L’appareil ne doit pas eclaboussures et aucun objet ne contenant
prong. The wide blade or the third prong are provided for your   de liquide, tel qu’un vase, ne doit etre place sur lobjet.
safety. If the provided plug does not fit into your outlet, consult an  17.  Mains  plug  is  used  as  disconnect  device.  It  shall  remain  readily
electrician for replacement of the obsolete outlet.   operable  and  should  not  be  obstructed  during  intended  use.  To
10.  Protect the power cord from being walked on or pinched particu-  completely disconnect the apparatus from supply mains, the mains
larly at plugs, convenience receptacles, and the point where they   plug of the apparatus shall be disconnected from the mains socket
exit from the apparatus.                              outlet completely.
11.  Only use attachments/accessories specified by the manufacturer.  La prise du secteur et utilise pou deconnecter le systeme. La prise
12. Use only with the cart, stand, tripod, bracket, or   du secteur ne doit pas etre obstruee ou doit etre facilement acces-  Thank& you& for& purchasing& our& product.& FF5WK& series& are& full5range& speaker& units& ideally& and& exclusively&
table specified by the manufacturer, or sold with     sible pendant son utilisation. Pour etre completement deconnecte
the apparatus. When a cart is used, use caution       de l’alimentation d’entree, la prise doit etre debranchee du secteur.  designed&for&a&bass5reflex&enclosure.&The&previous&FF&series&speaker&units&construction&has&thoroughly&been&rede5
when moving the cart/apparatus combination to                                                                      signed&on&the&FF5WK&series.&With&a&new&addition&of&105cm&diameter&speaker&unit&to&the&product&range,&&new&tech5
avoid injury from tip-over.
nologies&such&as&a&“double5layer”&paper&cone,&&a&ridge5dome&shape&aluminum&alloy¢er&cap&and&a&pocket&neck&
damper&have&been&employed&for&high5quality&sound.&Even&with&these&new&technologies,&FF5WK&series&inherit&the&
FOSTEX CO.                                                                                        previous&FF&series&bright&and&realistic&sound&character,&and&achieve&a&powerful&low&sound&and&non5characterized&
3-2-35 Musashino, Akishima-shi, Tokyo, Japan 196-0021                                             high&frequency&sound&reproduction.&Please&read&&this&manual&carefully&before&use.&
PRINTED IN CHINA  MARCH  2011   535483

Main Features                                                                                                           Outer Shape / Baffle Hole Dimensions List
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A"double)layer"cone"paper"consists"of"two"layers."One"is"a"basic"layer"and"the"other"is"a"surface"layer."In"the"FF)WK"series,"a"long)fibered"  MODEL  A  B  C  D      E       F        G      H       I      J         Note
(low"freeness)"wooden"pulp"is"used"for"the"basic"layer,"which"has"high"rigidity"realized"by"the"large"volume"structure"and"appropriate"  FF85WK  o70  47.5  4-4 x 6**  o86    o65     43.3    3.4    15     o73
internal"loss."For"the"surface"layer,"the"bincho"charcoal"powder"is"blended"with"a"short)fibered"(high"freeness)"kenaf,"which"allows"to"  FF105WK  o92  54.6  4-5 x 6**  o115  o85    48.8    4      15     o93
accelerate"the"propagation"speed"on"the"cone"paper"surface.                                                              FF125WK   o102.2           62.4    4-o5*    o126     o90     57.5    3.8    15    o104
The"up)roll"edge"shape"realizes"a"long"stroke."A"polycarbonate"series"material"which"has"opposite"physicalities"of"high"loss"and""high"  FF165WK  o143.6  78.5  4-o5*  o174  o120     72      4.6    20    o146
Young’s"modulus"is"specially"blended"with"urethane"foam.                                                                 FF225WK   o182             93.7    4-o5*    o220    o145     86.5    5.2    18    o185
The"color"tone"of"FF)WK"series"cone"paper"is"created"by"the"bincho"charcoal"and"no"dye"is"used."Due"to"this"fact,"there"is"a"case"that"the"color"tone"  *: Circular hole, **: Slotted hole
slightly"differs"from"each"other."""
FF85/105/125WK outer shape drawing     FF165/225WK outer shape drawing         Baffle hole drawing
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A"ridge)dome"shape"center"cap"made"of"aluminum"alloy"is"employed."Dispersing"and"deadening"a"resonance"occurred"at"a"specific"                                                                                           oJ
frequency"with"this"cap"helps"to"ease"an"unnecessary"sound"coloration"at"high"frequency"range.""Also"direct"coupling"with"the"voice"coil"
bobbin"expands"the"high"frequency"response.
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3)point"gluing"which"glues"the"cone"paper,"damper"and"the"voice"coil"at"one"point"is"employed"on"the"FF)WK"series."Increasing"the"
strength"of"the"cone"neck"section"realizes"an"improved"high"frequency"response."Employing"the"pocket"shape"at"the"damper"neck"section"      D                                                                              ?
has"realized"the"3)point"gluing"even"with"the"usage"of"junction"cable.""                                                                  B
A
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In"order"to"minimize"the"sound"variation,"the"Faston"205"gold"coating"connection"terminal"is"employed"as"a"speaker"terminal.""                     H                           A
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PLUS TERMINAL
FF-WK New Technology Elements                                                       RED MARKING                G  C
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PLUS TERMINAL                  G  C
RED MARKING
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F
Frequency Response
FF85WK                                                 FF105WK
110                                                     110
Surface Layer                                                 Basic Layer                              100                                                     100
(kenaf: about 2 mm of fiber length)                      (wooden pulp: about 4 mm of fiber length)               90                                                     90
64                                                     64
30°
80                                                     80
30°
60°            32                                     60°             32
70                                                     70
Surface Layer  Basic Layer                                                                        60                                                 16  60                                                 16
3
Density (g/cm )      0.697       0.77                                                                               50                                                 8   50                                                 8
IMPEDANCE                                             IMPEDANCE
Young’s modulus (Gpa)  3.608    3.598                                                                               40                                                 4   40                                                 4
Acoustic velocity (m/s)  2273    2158                                                                              (dB)                                                    (dB)
Bending rigidity     3.264       2.8                                                                                 20  Hz  50  100  200  500  1k  2k  5k  10k  20k  50k   20  Hz  50  100  200  500  1k  2k  5k  10k  20k  50k
Internal loss        0.0258     0.0298
Pocket Neck Damper                                FF125WK                                                FF165WK
(Shape Diagram)                              110                                                     110
100                                                     100
90                                                     90
30°       64                                        30°          64
Comparison on ridge / conventional dome vibration mode  Comparison on ridge / conventional dome freq. response       80                                                     80
32                                  60°                32
dB           Ridge dome         Conventional dome             70                                                     70
Conventional dome diaphragm   Ridge dome diaphragm   110                                                            60                                 60°             16  60                                                 16
shape and vibration mode   shape and vibration mode
50                                                 8   50                                                 8
IMPEDANCE                                              IMPEDANCE
100
40                                                     40
4                                                      4
(dB)                                                    (dB)
20  Hz  50  100  200  500  1k  2k  5k  10k  20k  50k   20  Hz  50  100  200  500  1k  2k  5k  10k  20k  50k
90
FF225WK
80                                                            110
100
70                                                             90
30°            64
80
60°               32
60
70
60                                                 16
50
50                                                 8
IMPEDANCE
Axis objective mode occurs.  Axis objective mode does not occur.                                                  40
4
40                                                            (dB)
100  200   500   1k   2k    5k   10k  20k   50k  100k
20  Hz  50  100  200  500  1k  2k  5k  10k  20k  50k
Hz