Antenna Specification

FCC ID: LDK102051

Parts List/Tune Up Info

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FCCID_375457

             JOYMAX
          THF-6280B-566
      Dual-Band Antenna report




Prepared by    Checked by    Checked by   Release to
Howard Mei    Steven Chang   Steve Teng   Steve Teng


                    COMPANY CONFIDETIAL              92.6.13


1. Joymax THF-6280B-566 antenna

measurement results :
 (a) IEEE 802.11B/G (2 meter cable is included the measurement)

               Frequency range - 2.45 GHz
       Peak Gain (dBi )                  1.17
       Average (dBi )                   -5.59
       Cross-Polarization ( dB )       -12.45


 (b) IEEE 802.11A (2 meter cable is included the measurement)

               Frequency range - 5.25 GHz
       Peak Gain (dBi )                  0.93
       Average (dBi )                   -6.36
       Cross-Polarization ( dB )       -10.79

              Frequency range - 5.825 GHz
       Peak Gain (dBi )                 0.60
       Average (dBi )                  -5.75
       Cross-Polarization ( dB )       -9.77




                            2


                COMPANY CONFIDETIAL   92.6.13


2. Antenna diagram

(a) YZ-plane




                                       X




                                  Y             Z



(b) XZ-plane




                      3


                  COMPANY CONFIDETIAL        92.6.13


3.1.1 x-y plane    Horizontal Polarization

   2.45 GHz




   5.25 GHz




                        4


                  COMPANY CONFIDETIAL       92.6.13


  5.825 GHz




3.1.2 x-y plane     Vertical Polarization
  2.45 GHz




                        5


            COMPANY CONFIDETIAL   92.6.13




5.25 GHz




5.825 GHz




                  6


                  COMPANY CONFIDETIAL        92.6.13


3.2.1 x-z plane    Horizontal Polarization

   2.45 GHz




   5.25 GHz




                        7


                  COMPANY CONFIDETIAL      92.6.13


    5.825 GHz




3.2.2 x-z plane    Vertical Polarization

   2.45 GHz




                        8


            COMPANY CONFIDETIAL   92.6.13




5.25 GHz




5.825 GHz




                  9


                  COMPANY CONFIDETIAL        92.6.13


3.3.1 y-z plane    Horizontal Polarization

   2.45 GHz




   5.25 GHz




                       10


                  COMPANY CONFIDETIAL      92.6.13




   5.825 GHz




3.3.2 y-z plane    Vertical Polarization
   2.45 GHz




                       11


            COMPANY CONFIDETIAL   92.6.13




5.25 GHz




5.825 GHz




                 12


                     COMPANY CONFIDETIAL               92.6.13


4. Joymax THF-6280B-566 PCI Antenna Gain


(a) Antenna Peak Gain


     Peak Gain (dBi ) 2.45GHz     5.25GHz   5.825GHz
     Y-Z Plane (dBi)    -2.33       -3.57     -3.90
     X-Y Plane (dBi)     1.17       0.93      0.60
     X-Z Plane (dBi)     1.50       1.05      0.60




(b) Antenna Average Gain


      Y-Z Plane (dBi) 2.45GHz     5.25GHz   5.825GHz
         Vertical       -3.97      -5.55      -8.62
        Horizontal      -21.01     -15.61    -15.38


      X-Y Plane (dBi) 2.45GHz     5.25GHz   5.825GHz

         Vertical       -18.05     -17.15    -15.52
        Horizontal      -5.59      -6.36      -5.75


      X-Z Plane (dBi) 2.45GHz     5.25GHz   5.825GHz
         Vertical       -13.86     -9.96     -10.13
        Horizontal      -5.88      -7.57      -7.53




                             13


AMBIT


             APPROVAL SHEET

CUSTOMER
                     AMBIT Microsystems Corporation


MODEL NO .       THF-6280B-566(Rev.01)
DESCRIPTION      Tri-Band Flying Lead
                 Straight Antenna



 Customer Approval




            JJOYMAX ELECTRONICS CO.,LTD.

            17,Hsin-Jung Rd., Ping-Chen, Tao-Yuan, Taiwan, R.O.C.
            Tel:+886-3-4931401   Fax:+886-3-4931126
            E-Mail ericlai@joymax.com.tw


 wene : THF—6280B—566                                   Specifications

1.Description:
    "The Antenna isrichand Myinglead andstraight anterna. Whichis usefulfor
the consiruetionofan aceesspoint

2. Electrical Properties
   2—1 Frequency Range             24—2.5GHz
                                   s.15—5.35Gite
                                   5.725—5.85GHz
   2—2 Impedance                   50 Ohms nominal
   23 swa              .           520
   2—4 ReturnLoss....              s—4048
   2—5 Gain                        24—25GHz      4.0dBi
                                   5.15—5.35GHz 5.048
                                   5.725—5.85GHz 5.50Bi
   2—6 Polarization .              Vertical


3. Mechantcal Properties :
   : —1 Comnector.....             mmex p.ug
   : 2 Cable                       #pp 100
   6E —3 Houshing                  Poly carbonate
   3—4 Atachment Strength          5.0 Kg—om




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Model No .   THF-6280B-566                      Test Report

Return
Loss




SWR




                             JOYMAX ELECTRONICS CO.,LTD.


 wene :MMCX PLUG                                      Specifications
 Dreripion:
  "The conneiorisaMMMCX ighanal luzsrimo orHPP—100 canle
4 RlecticatPropertin
  21 Impetarcs                    s Olme
  B0 Tremueroy tanee              se on
  2o ove                          150 en
  2 #oringvolugs                  170¥ems (Max)
  223 Dileas Withsunding Wolugs   $00¥eme )
  2.6Trsaaion Resiarce            1000 Megsime
  27 ConciRenimarce               Cenercantit $ 0 Wiliahms t)
                                  Ouer conuct2 Wilishms(Mex)
  24 tmriontan                    esce
3.MechanicatPropetien®
   31 Enagenenifors               # be Ofen )
   32 OiensigenentFarce           14 be OMin)
   33 Conctenion                  20 tis (Min ) axialfce
   34 Dantiliy                    500 Gyces (Min )
4. EnvironmentalRatings
    41 OperingTemperaure          cestemiest
    42 ThernalShoch               MIT—570—203, Metod 19. Contivonc,
                                   Bron ~s9n hsC
    43 Corssion                   MESTD—202, Metid 161. Contiven®
    «ho                           MICSt0208 Mabod2 5) Contwond
    A5 ¥iauion                    MICST—202, Metd20, Contivend
    +4 MainureResinarce           MiCSTD200 ramodios
S MaterialSpecifations
   sa Boiy                        Bras Perits H5250 Cé0+ 2D,Golt Plued
                                    Rerito—500e
   $2Cama                         Bealliun CaoperRer00—€:330,GoldPlaed
                                    Fer Mit.o—aSse
   $3 tmaties                     PTrEFIusmeartonterasti 70
   S4caine                        B un CnoperRer00—€:330,GoldPlaed
                                    Ber MC:o—15004


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                                                                                                                                                                                                                                                     alqe o : onipon
                                                                                                                                         Rev                           Change                                        By             Date




                                                   Construction:                              Electrical:                                                                                 Attenuation
                                                                        .                                                                                                           Frequency      dB/100ft .
                                                   A) Center _Conductor:                      Impedance :                         50      Ohms Nom.                                   GHz        Typical (Max.)
                                                      25 1/25 Bare Copperweld                       R
                                                      oD 0.0179" + .0002"                     Capacitance:                        31      pF/ft Nom.
                                                          *        CC                         Velocity of Propagation: 66 % Nom.                                                      1.00                       22.8(25.2)
                                                   B) Dielectric:                             Shielding Effectiveness: >90 dB                                                         2.00                       32.6(35.8)
                                                      Extruded Polyethylene                   Voltage Withstand:       2,500 VDC                                                      3 .00                      40.1(44.1)
                                                      OD 0.063" Nom.                          VSWR ( . 45—6.00GHz) :              <1.15:1 Typical                                     4 .00                      46.5(51.2)
‘dLT"°OD SoINOYULDYTYT XYVWAOLI




                                                   C) Inner Shield:                                                                   1.30:1 Maximum                                  g.gg                       gg.gégé.g;
                        (a C BJ 4+ UX & $ ¥F 4S8




                                                      Aluminum/Mylar/Aluminum Tape                                                                                                      *                            *          *
                                                      OD 0.066" Nom.                          Physical Properties:
                                                   D) Outer Shield:                               .   .
                                                      38 AWGingTin Plated Copper              Weight :
                                                                                              Minimum Bend Radius:
                                                                                                                        .             9 _1bs/1000ft.
                                                                                                                                      0.5 in
                                                      90% Minimum Coverage                    0     ti   T     R     .                40 to +85 °C
                                                      OD 0.085" Nom.                            perating Temp. Range:             —        [d

                                                   E) Jacket:
                                                      PVC(White)
                                                      oD 0.110" + 0.003"
                                                      Printed "Harbour Industries HPP10OHFPVC®"



                                                                                                          Drawn   By:       MTPiner            This drawing contains proprictary information and is issued in strict confidence and shall not be
                                                                                                                                               ;:g;:u;r:::::d::::év:]rng:m';;ted or disclosed tf) any third party either wholly or in part without


                                                                                                          Approved By : MJPiney
                                                                                                          Date:                Scale:          Part Number:                                             Rev:              Sheet 1 of 1
                                                                                                           01/27/03               None                               TBD




                                                                                                                                                                                                                                                      00 IddH
                                                                                                          Drawing Name:                                                                            Drawing Number:
                                                                                                                                       HPP10O0HFPVC
                                                                                                                                                                                                                     012703



Document Created: 2003-10-29 20:59:26
Document Modified: 2003-10-29 20:59:26

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