MGT RM228

FCC ID: C5F7NF15MO1000

Operational Description

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FCCID_306777

  \[//,     DAEWOO
‘\I;@ [BVOO ELECTRONICS Corp.
          MAGNETRON PRODUCTION TEAM
          981—1 JANGDUCK—DONG
          GWANGSAN—KU, GWANG JU, KOREA
          TEL : 82—62—950—8440
          FAX : 82—62—952—2944




                 SPECIFICATION

                          FOR
                    DAEWOO MAGNETRON
                       R M 2 2 8




                        a"_”'_'Z\ Kke /(Anrw
                                JUNG—HO KWON

                          TEAM LEADER
                          MAGNETRON TEAM
                          DAEWOO ELECTRONICS Corp.


( RM228                         . ELECTRICAL                           sPECIFICATION

  This specification is based upon EIAJ ED—1501 Testing Methods for Continuous Wave Magnetrons

              DAEWOO            CONTINUOUS                    WAVE            MAGNETRON              RMZ22Z2S8

 DESCRIPTION                   Magnetron (Fixed Frequency, Integral Magnet)

 FUNCTION                      For Microwave Oven (2450MHz Band continuous wave oscillation)

 OUTER DIMENSIONS              See Outline drawing                                                                                                                ‘

                                                                                                         NOTE(4)(5)                    NOTE(4)
                               TERM      Ef            tk    Ebm         lb    Ibm    Pin      oL           T p                    T case
   ABSOLUTE
   MAXIMUM RATINGS             UNIT       V        sec        kV       made     A      kW       —                 °C                         °C

                               MAX.      3.75           —     4.5      350     1.2    1.4       4               250                      100

                               MIN,      2.80          0       =        —       —        ~      —                  —                          —

   STANDARD TEST              NOTE
   CONDITION                (1)(2)(3)]   3.30           —      ~        300     —      —      |1. IMAX             —                          —

                                         TEST               SPECIFICATION

                                          TEST METHOD                                                                       LIMIT
                TEST TERM                                            TEST CONDITION           SYMBOL —|BOGIE                                      UNIT
                            NOTE (8)      |EIAJ ED—1501                                                                MIN. |MAX,                             &

  seote VIBRATION                               5. 4.1                                          —           —           —          —               —

   *        BREAK DOWN VOLTAGE                  4. 2           NoTE (6)                         —           —           —          —               —

   "e       INSULATION                          4.2            Eb=1k¥de R, H. MAX, 60%          —           —           100|       —              MQ

   *        FILAMENT CURRENT                    4.1.1          tk=120sec                        If                10          8|       12]         A

            PEAK ANODE VOLTAGE                  4,3.1          NOTE (7)                        Ebm         4,10| 3. 95]4.25|                       kV

            AVERAGE POWER OUTPUT(1)             4.3.3.1        NOTE (7)                       Po (1)        925|        885|       965|            W

            FREQUENCY                           4.3. 4                                          f          2458|2448|2468|                         MHz

  "«ot PULLING FIGURE                           4.3.6              g121.5                      fpl          —           —              15|         MHz

  "eot SINK PHASE                               4.3.7                                        Asink/ Ag|    0.25)        —          —               —

   »         STABILITY MODING (1)               4.3.11.2       01=2,3, 4i t=60sec               —           —           —          =               ~

    *       FUNDAMENTAL FREQUENCY
                  RADIATION                     4.3.15         o1=4                             s1          —o|         —               1|mf/cn*
  stot LIFE TEST                                4.5.1                                            t          —           500|       —              hour

  sie ste                AVERAGE
            LIFETEST     POWER                  4.3.3.1        NOTE (7)                       Po (1)        —           710|       —               ¥
            END POINT    OUTPUT (1)

  SPEC. NO. :                                                DATE:                                       PAGE            :o        2710‘




                                                                                                                                                                  nol   it
                                                                                                                                                       sn sim icbdhlb


      NOTE   (1) Prescribed R.F.Coupler (Refer to the attached chart) or the similar

                    type must be used,

             (2)    Forced air cooling       (1000 £/min).

             (3)    Single phase full wave rectified without filter shall be used for

                    power supply,

             (4)    See outline drawing for measuring point.

             (5)    Maximum saturated anode temperature for normal condition (with load

                    in the cavity) should be 250°C.

              (6)   Eb=10kVde or TkVac :       t=60sec

             (7)    The surrounding temperature will be settled at the value of 25°C and

                    it‘s exchange rate should be —~0.002/°C.

              (8)   Tests shall be classified as follows,


                Class               Mark                           Remarks

         Production test            None        This test is intended to ensure if the
                                                production line is being processed in
                                                compliance with the standard, and shall be
                                                conducted on some typical characteristics
                                                which are considered to be affected by
                                                 changes in the process,

        Design test                  »is         This test is intended to ensure the standard
                                                 design, and shall be conducted on such
                                                 characteristics which are not affected by the
                                                 ordinary production line as long as the
                                                 design is maintained.

        Type approval test          steoke       This test is intended to ensure the
                                                 compliance of the standard design with given
                                                 specifications, and may be omitted unless a
                                                 substantial change in the design is made.




SsSPEC. NO.                                    DATE:                           PAGE          :   3/10


RM228                                  OUTLINE DRAWING

            BBMAX                                                                                                                  UNIT: mm
            8041
                                    2—05.2%0.05                                                                          P                                                    b4



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                                                        mm
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                                                                 §
                                                                 2
                                                                                                           F                       FA




                                \ GASKET
                     4—84.54+0.05                                                            NOTE<1> TEMPERATURE TO BE MEASURED AT**~
                                                                                                     THE OUTLET SIDE OF AIRFLOW.


    R.F_OUTPUT
                             ANODE TEMPERATURE
                       *15 MEASURING POINT NOTE<i>

                                                                                                                           {      /———
                                                                                                                                   16—82.6+0.05



                                                                                                                                                                     15.4%1


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                                                                                                    14




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                                                                                             CASE TEMPERATURE MEASURING POINT
                                                        FIT TO               #250 FASTON RECEPTACLE




SPEC.NO .:                                        DATE:                                                                        PAGE: 4/10


            SPACING IN THE SHIELDING CASE



                                            UNIT: mm



                                             A




                 O                O
                                  5.5MIN




                15.5MIN
                                  15.5MIN



                 O                O



SPEC.NO.:                 DATE:             PAGE:   5/10


 HUMAN                     DETAILS OF FILTER CAPACITOR


                                                               UNIT : mm
  14 +0.3




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 NOTE<1i> THE FASTON TAB MEETS TO BS 505%: 1973 AND DIN 46244; APRIL 1980.


SPEC.NO.:                                  DATE:                      PAGE: 6/10


    RM228                  '                    MATERIAL          LIST

                                                                                    UL ‘—       No.
                                                    MANUFACTURER of
     PART NAME    (MANUFACTURER       MATERIAL      MATERIALS               Guide|    File        Grade             NOTE
                                                                              No.       No.           No,

                                  1 |RUBBER       Jahwa Electronics           —       E928275    ULQ4V—O0
                                    & FERRITE     Co., LTD.                                                                i

                                  2|SILICON       Dow Corning Corp.           —       E40195     UL94V—0
                   HUMAN
A    Capacitor     Electronics                                                                                  WV1OKVDC
                   Co., LTD       3|PBT           LG Chemical LTD,            —       E67171     ULIAV—0


                                  4| PBT          LG Chemical LTD.            —       E67171     UL94Y—0



        PART NAME              MANUFACTURER        METERIAL       THICKNESS or|        SIZE                  NOTE
                                                                  DIRMETER(mm)|        (mn)

                         HUMAN     _              Ferrite               —             Q5 x 16
B    Choke coil          Electronics                                                                      9.5 turns
                         Co., LTD.                Enameled            $ 1.4                               1.5 pH x 2
                                                  copper wire .

C    Shielding case      Daewoo Electronics       Zinc steel          T 0.4           70 x 70
                              Co. , LTD,                                                                                   60

D    Shielding case                 do                do              T 0.4           71 x 71
     cover

E    Heat sink                      do                do              T 1.4              —
     enclosure    (1)

F    Heat sink                      do             Aluminium          T 0.7           80 x 80               5~6 fins

G    Heat sink                      do             Zinc steel         T 1.4              —
     enclosure    (2)




    SsPEC. NO. :                                  DATE:                                PAGE           :      7/10.


                 FILAMENT       CONNECTION




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                                         0
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                                          FIL
                                   ¥
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                                   177
    LEAKAGE TRANSFORMER



            A wiLL BE connEectEbo to B or C




SPEC.NO.:                 DATE:                 PAGE:   8/10


                                   R. F.           COUPLER

                                                                                      UNIT: mm
                                                                       4—05.3


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        =peu==————                                                           &   t     ¢

       |__]                                                                                     35+0.2
                                                                                 50




                      150MIN                                150¢                                18.6+0.4
                                                                #35.5+0.2
                                                                 #31.8+0.2                            m
                                                                                                     ‘|
54.6




                           STANDARD R.F. COUPLER DEFINED BY E.L.A.J.




 SPEC.NO.:                                   DATE:                     PAGE:           9/10


                                   LABEL


    LABEL

            The Label as shown below shall be put on sach tube.




                                                    Type name

                          «k DAEWOO—


                         m

                                       Code for production
                                       control in DAEWOO




SPEC.NO.:                       DATE:                        PAGE: 10/10 ,



Document Created: 2002-11-23 12:36:15
Document Modified: 2002-11-23 12:36:15

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