Booster MPE Test Report

FCC ID: N7NAB300A

RF Exposure Info

Download: PDF
FCCID_43815

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               J_i                                               Certelecom Laboratories Inc.
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                                                                                     Safety — EMI — Telecom — ISO Guide 25



                                             ENGINEERING TEST REPORT

                                                        ON:
                                               THE SIERRA WIRELESS
                                            "800 MHz WIRELESS MODEM®"

                                         IN ACCORDANCE WITH:
                                  MPE REQUIREMENTS OF THE FCC PART 1

                                                PROJECT NO.: 7$1135—1H
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                                                           TESTED FOR:

                                                      SIERRA WIRELESS
                                               13151 VANIER PLACE, SUITE 260
                                                  RICHMOND, B.C. VéV 2J2

                                                            TESTED BY:

                                            CERTELECOM LABORATORIES INC.
                                                3325 RIVER ROAD, R.R. 5
nad                                           OTTAWA, ONTARIO KIV 1H2

                                                          OCTOBER 1997
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                                       This document contains 19 pages including this one.

               Certelecom Laboratories Inc. authorizes the above named company to reproduce this report provided it is
                              reproduced in its entirety and for use by the company‘s employees only.

               Any use which a third party makes of this report, or any reliance on or decisions to be made based on it,
                are the responsibility of such third parties. Certelecom Laboratories Inc. accepts no responsibility for
          —_   damages, if any, suffered by any third party as a result of decisions made or actions based on this report.

                                              This report applies only to the items tested.


        KTL — Certelecom Laboratories Inc.                                                                                                            MPE REQUIREMENTS
                                                                                                                                                        OF THE FCC PART 1
                                                                                                                                                    PROJECT NO.: 78I135—1H
        EQUIPMENT: The Sierra Wireless "800 MHz Wireless Modem"


                                                                                    Table of Contents


        Equipment Under Test                                                                                                                                                                                   3
          TESt RANONAIG...................scessssssssersresssesvesssssssssssscescsessesess0secesceceenecescsesencssecesececencssceccscscecccsscresscscessessessessesescees 3

        Test Configuration A                                                                                                                                                                                   4
          T@St #1 ...0.000000000ss00essvesesessscsscesssrsssssscrerssscescesscecvesesescsescenssessessesncssensscccobsccsscccscsescscsceccseccccssscsccscesscscssecsscscceccc ces 4
          TESt H2..,0,00000000000e0ee0eseesererressescensseresereseccescresecsesnecesccenensscensensccenercesccsescsccencessecscssscocenceccsccscccccccsetescrccssersecscsecees 5
          TESt H3 ........00000000002sssessesessssessererereresccesctsceseseesccsscecescercscencescscsscssscscncenenescessesssescccsescncecsccenccssscccetsccscssscscccssesccnee 6
          TeSt #4...000.scsssesseveese es                         eersseessensesceccsssecscccsncsosssescescesesensensnssecsorescsccescescsscsccscscsssensessccscscscessscsscecs ces 7
          Test #5 Measurements Inside Vehicle With Antenna Mounted In Center Of ROOF.........................cccsscsssessk000}.. 8
          Test #6 — Measurements Inside Car With Antenna Mounted At ReAF.............................cscesssessersscsssssssecssscecses00s 9

        Test Configuration B                                                                                                                                                                                  10
          TeSt #1 ...22...0ssssss2e000.00k..                                           eesvesssesesacersesshoncssocecesebeseccescescsececssescscccsscccccsscccesconceccessccsesescccsssssecccccscessees       10
 buus     TESt H2...000020000s00sesssseeverseserverseersseseceereeetsseeecessecesesceesscescseessecsecestecse0scsescescsenccscccscecscsccscecescarsccncsecesscessnsceece                            snn ee    11
          Jso — o                                                                                                                                                                                             12
          TESt WA ..00000 se sar 000000000 r 0 0 0 0                                                                                                                     en en eb        es se nne se n enn   13
          Test #5 — MeASUIE@MENtS INSid@ VERIGCI@. . . . . . . 0 0s 0 s0e 2e0 0s e0r sn0 r0s 0 0s 0 ec s es cse e s                                                          ces secssssesesenscessseses      14
          Test #6 — Measurements Beside Panel Van                                                                                                                                                             15

        Test Equipment                                                                                                                                                                                        16
        PHOTOS                                                                                                                                                                                                17
          Configuration A                        ..................                                                                                                           ..                              18
          Configuration A: Test 5                                     .                                                                                                     ..                         ... 19
          Configuration B: T@St 6,..................lcsessesssesssesserenscsscscececcenessenceeceseecevesnsesecerecersesenecesssssccccecccsccsscscsessscccsesececes 19


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                                                                                                                                                                                     Page 2 of 19
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         KTL — Certelecom Laboratories Inc.                                     MPE REQUIREMENTS
                                                                                OF THE FCC PART 1
     i
lucat                                                                       PROJECT NO.: 781135—1H
         EQUIPMENT: The Sierra Wireless "800 MHz Wireless Modem"




         Equipment Under Test

         Model No.: MP200
         Serial No.: NONE

         Test Rationale
         This testing was patterned after testing done in FCC/OET document ASD—9601, "Measurements
         of Environmental Electromagnetic Fields at Amateur Radio Stations" and OET Bulletin 65
         Edition 97—01, "Evaluating Compliance with FCC Guidelines for Human Exposure to
         Radiofrequency Electromagnetic Fields.

         Emissions were measured using a standard Roberts type dipole antenna tuned to cellular channel
         440. The measured field strength was then converted to Power Density by the following
         relation:

         S =E‘/3770
         where
         S = power density (mW/cm*)
         E = electric field strength (V/m)

         This equation is given on page 9 of OET Bulletin 65.

         Measurements were made with the E.U.T. feeding a magnetic roof mount antenna as prescribed
         by the manufacturer. Measurements were made with the system installed on two different
         vehicles; a standard passenger vehicle and a pickup truck. Field strengths were measured at
         distances from 0.5 to 3 metres. The receive antenna height was varied from 1 — 3 metres to
         determine maximum emission levels.

         Measurements were also performed with the vehicle parked adjacent to a panel van in order to
         investigate "hot spots" that may be caused by reflection from a nearby metallic object.


         Test Performed By:     %' W                                       Date:   3 wev. (?97
                              Tom Tidwell, Technologist



         Approved By:             A/W                     )—               Date: gflA M@U@Wlén/ [qq7
                           W. Wa{erhouse, RF Engineering Lab Manager




                                                                                            Page 3 of 19


       KTL — Certelecom Laboratories Inc.                                                    MPE REQUIREMENTS
                                                                                          OF THEFCC PART 1
                                                                                      PROJECT NO.: 781135—1H
       EQUIPMENT: The Sierra Wireless "800 MHz Wireless Modem"




       Test Configuration A

       Transmit antenna: LARSEN LM/CM—MM Magnetic Mount
       Receive antenna height: 1.5 — 2m
       Vehicle: 1992 Pontiac Sunbird, 4 door
       Antenna mounted in center of roof


       Test #1
       MEASUREMENT                                   MEASUREMENT             MEASURED               FCC LIMITS
         POSITION                                      DISTANCE            POWER DENSITY              POWER
                                                             (metres)           (mW/cm)              DENSITY
                                                                                                     (mW/em‘)

                 1                                               0.5                 0.356             0.560
                 2                                               0.5                 0.317             0.560
                 3                                               0.5                 0.251             0.560
                 4                                               0.5                 0.370             0.560
                 5                                               0.5                 0.264             0.560
                 6                                               0.5                 0.330             0.560
                 7                                               0.5                 0.224             0.560
                 8                                               0.5                 0.356             0.560
                 9                                           — 0.5                   0.343             0.560


                                             ront of Vehicle



                                                 1       2


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                                     5               O/6
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                                             7               8
                                                     9




                                                                                                    Page 4 of 19


KTL — Certelecom Laboratories Inc.                                 MPE REQUIREMENTS
                                                                     OF THE FCC PART 1
                                                                 PROJECT NO.: 781135—1H
EQUIPMENT: The Sierra Wireless "800 MHz Wireless Modem"




Test #2
MEASUREMENT                       MEASUREMENT            MEASURED           FCC LIMITS
  POSITION                          DISTANCE           POWER DENSITY          POWER
                                        (metres)          (mW/cm‘)            DENSITY
                                                                              (mW/em‘)

          1                                1               0.00284              0.560
          2                                1               0.00334              0.560
          3                                1               0.00139              0.560
          4                                1               0.00250              0.560
          5                                1               0.00305              0.560
          6                                1               0.00298              0.560
          7                                1               0.00221              0.560
          8                                1               0.00298              0.560


                              ront of Vehicle

                                    1

                                                   2

                                                         tenna

                                   o |:
                                                   4

                                    5




                                                                             Page 5 of 19


       KTL — Certelecom Laboratories Inc.                                   MPE REQUIREMENTS
                                                                              OF THE FCC PART 1
                                                                          PROJECT NO.: 78I135—1H
       EQUIPMENT: The Sierra Wireless "800 MHz Wireless Modem"




       Test #3
       MEASUREMENT                       MEASUREMENT             MEASURED            FCC LIMITS
         POSITION                          DISTANCE            POWER DENSITY           POWER
                                               (metres)            (mW/em‘)            DENSITY
                                                                                       (mW/em‘)

                 1                                2                 0.000188            ©0.560
                 2                                2                 0.000298            0.560
                 3                                2                 0.000420            0.560
                 4                                2                 0.000472            0.560
                 5                                2                 0.001056            0.560
                 6                                2                 0.000567            0.560
                 7                                2                 0.000383            0.560
                 8                                2                 0.000450            0.560


                                     ront of Vehicle

                                           1

                                                          2

                                                              X Antenna

                                          d/_ 3
                                                          4
                                          5
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                                                                                     Page 6 of 19


KTL — Certelecom Laboratories Inc.                              MPE REQUIREMENTS
                                                                  OF THE FCC PART 1
                                                              PROJECT NO.: 78I135—1H
EQUIPMENT: The Sierra Wireless "800 MHz Wireless Modem"




Test #4
MEASUREMENT                      MEASUREMENT         MEASURED            FCC LIMITS
   POSITION                         DISTANCE       POWER DENSITY           POWER
                                      (metres)        (mW/cm‘)             DENSITY
                                                                           (mW/cm‘)

          1                                3          0.0000472              0.560
          2                                3          0.0002258              0.560
          3                                3          0.0001753              0.560
          4                                3          0.0002778              0.560
          5                                3          0.0001674              0.560
          6                                3          0.0002533              0.560
          7                                3          0.000 1492             0.560
          8                                3          0.0001132              0.560



                                       1

                                 ront of Vehicle          ;




                                                     X Antenna

                                      o‘/_                3


                                                      4




                                                                          Page 7 of 19


KTL — Certelecom Laboratories Inc.                          MPE REQUIREMENTS
                                                              OF THE FCC PART 1
                                                          PROJECT NO.: 781135—1H
EQUIPMENT: The Sierra Wireless "800 MHz Wireless Modem"




Test #5 Measurements Inside Vehicle With Antenna Mounted in Center Of Roof
MEASUREMENT                       MEASUREMENT        MEASURED        FCC LIMITS
   POSITION                          DISTANCE     POWER DENSITY        . POWER
                                       (metres)       (mW/em‘)         DENSITY
                                                                       (mW/em‘)

       1                                   3          0.0000529         0.560
       2                                   3          0.0000420         0.560
       3                                   3          0.0000858         0.560
       4                                   3          0.0000420         0.560
       5                                   3          0.0000423         0.560



                            ront of Vehicle



                                       2


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                                                                     Page 8 of 19


KTL — Certelecom Laboratories Inc.                                        MPE REQUIREMENTS
                                                                            OF THE FCC PART 1
                                                                        PROJECT NO.: 78I135—1H
EQUIPMENT: The Sierra Wireless "800 MHz Wireless Modem"



Test #6 — Measurements Inside Car With Antenna Mounted At Rear
MEASUREMENT                                                     MEASURED           FCC LIMITS
  POSITION                                                    POWER DENSITY          POWER
                                                                   (mW/cm‘)          DENSITY
                                                                                     (mW/cm‘)

       1        Back seat left                                         0.132           0.560
       2        Back seat center                                       0.092           0.560
       3        Back seat right                                        0.132           0.560

                                      ront of Vehicle




                                                        TX antenna
                                           O/           mounted at
                                  1        3 3          edge of roof




                                                                                    Page 9 of 19


            KTL — Certelecom Laboratories Inc.                            MPE REQUIREMENTS
                                                                            OF THE FCC PART 1
                                                                        PROJECT NO.: 781135—1H
            EQUIPMENT: The Sierra Wireless "800 MHz Wireless Modem"




            Test Configuration B

            Transmit antenna: LARSEN LM/CM—MM Magnetic Mount
            Receive antenna height: 1.5 — 2m
            Vehicle: 1993 Ford Ranger Pickup truck
            Antenna mounted in center of roof




            Test #1
            MEASUREMENT                          MEASUREMENT       MEASURED        FCC LIMITS
              POSITION                             DISTANCE      POWER DENSITY       POWER
                                                      (metres)      (mW/em‘)         DENSITY
                                                                                     (mW/cm‘)

                      1                                  0.5          0.00963          0.560
                      2                                  0.5          0.00608          0.560
                      3                                  0.5          0.00941          0.560
     huus             4                                  0.5          0.00594          0.560


                                            ront of Vehicle




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                                                                                   Page 10 of 19
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                KTL — Certelecom Laboratories Inc.                              MPE REQUIREMENTS
                                                                                  OF THE FCC PART 1
                                                                              PROJECT NO.: 78I135—1H
                EQUIPMENT: The Sierra Wireless "800 MHz Wireless Modem"



                Test #2
                MEASUREMENT                      MEASUREMENT          MEASURED            FCC LIMITS
                  POSITION                         DISTANCE         POWER DENSITY           POWER
                                                       (metres)          (mW/cem‘)         DENSITY
                                                                                           (mW/cm‘)

                          1                               1               0.00298            0.560
                          2                               1               0.00106            0.560
                          3                               1               0.00298            0.560
                          4                               1               0.00594            0.560


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                                                  1               X Antenna
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                                                                                         Page 11 of 19
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       KTL — Certelecom Laboratories Inc.                                   MPE REQUIREMENTS
                                                                              OF THE FCC PART 1
                                                                          PROJECT NO.: 78M135—1H
       EQUIPMENT: The Sierra Wireless "800 MHz Wireless Modem"




       Test #3
       MEASUREMENT                       MEASUREMENT                MEASURED         FCC LIMITS
          POSITION                               DISTANCE       POWER DENSITY          POWER
                                                   (metres)          (mW/cm*‘)         DENSITY
                                                                                       (mW/cm‘)

                 1                                     2              0.000567          0.560
                 2                                     2              0.000334          0.560
                 3                                     2              0.000450          0.560
                 4                                     2              0.000450          0.560

                                   ront of       Vehicle


                                             1                X Antenna




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                                                                                    Page 12 of 19


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               KTL — Certelecom Laboratories Inc.                              MPE REQUIREMENTS
                                                                                OF THE FCC PART 1
    w2 22222




                                                                            PROJECT NO.: 781135—1H
               EQUIPMENT: The Sierra Wireless "800 MHz Wireless Modem"
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               Test #4
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               MEASUREMENT                      MEASUREMENT         MEASURED           FCC LIMITS
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                 POSITION                         DISTANCE        POWER DENSITY          POWER
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                                                     (metres)          (mW/cm‘)          DENSITY
                                                                                         (mW/cm‘)
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                         1                               3               0.000253          0.560
                         2                               3               0.000171          0.560
                         3                               3               0.000 175         0.560
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                         4                               3               0.000 175         0.560
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                                                 1              X Antenna




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                                                                                       Page 13 of 19


         KTL — Certelecom Laboratories Inc.                                      MPE REQUIREMENTS
                                                                                   OF THE FCC PART 1
td                                                                             PROJECT NO.: 781135—1H
         EQUIPMENT: The Sierra Wireless "800 MHz Wireless Modem"

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         Test #5 — Measurements Inside Vehicle

         MEASUREMENT                           MEASUREMENT              MEASURED          FCC LIMITS
           POSITION                              DISTANCE             POWER DENSITY         POWER
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                                                  (metres)                (mW/cm‘)          DENSITY
                                                                                            (mW/cem‘)
                 1           Driver side                                   0.000 192          0.560
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                2           Passenger side                                 0.000505           0.560

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                                                                                          Page 14 of 19


       KTL — Certelecom Laboratories Inc.                            MPE REQUIREMENTS
                                                                       OF THE FCC PART 1
                                                                   PROJECT NO.: 78I135—1H
       EQUIPMENT: The Sierra Wireless "800 MHz Wireless Modem"

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       Test #6 — Measurements Beside Panel Van
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       MEASUREMENT                        MEASUREMENT          MEASURED            FCC LIMITS
         POSITION                           DISTANCE         POWER DENSITY           POWER
                                                  (metres)      (mW/cm?)             DENSITY
bae
                                                                                     (mW/cm?)
              1                                                  0.075                 0.560
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              2                                                  0.300                 0.560


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                                                                                   Page 15 of 19


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           KTL — Certelecom Laboratories Inc.                               |      MPE REQUIREMENTS
                                                                                     OF THE FCC PART 1
   20002




                                                                                 PROJECT NO.: 781135—1H
           EQUIPMENT: The Sierra Wireless "800 MHz Wireless Modem"
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           Test Equipment
    AA“\




             CAL              Equipment       Manufacturer     Model #   SeriaUVAsset #    Last Cal.   Next Cal.
             Cycle
   €220.




            1Year       Spectrum Analyzer    Hewlett—Packard   8565E     FA00Q0981        Jan. 3/97    Jan. 3/98
            1 Year      Dipole Antenna       Roberts Inst.     N/A       FA000747         Apr. 28/97   Apr.28/98
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           Note:     N/A =Not Applicable
                     NCR = No Cal Required




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                                                                                                  Page 16 of 19


       KTL — Certelecom Laboratories Inc.                          MPE REQUIREMENTS
                                                                     OF THE FCC PART 1
                                                                 PROJECT NO.: 781135—1H
       EQUIPMENT: The Sierra Wireless "800 MHz Wireless Modem"




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                                                                            Page 17 of 19
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    KTL — Certelecom Laboratories Inc.                          MPE REQUIREMENTS
                                                                  OF THE FCC PART 1
                                                              PROJECT NO.: 781135—1H
    EQUIPMENT: The Sierra Wireless "800 MHz Wireless Modem"



    Configuration A
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                                                                         Page 18 of 19


      KTL — Certelecom Laboratories Inc.                          MPE REQUIREMENTS
                                                                   OF THE FCC PART 1
 B5                                                             PROJECT NO.: 781135—1H
      EQUIPMENT: The Sierra Wireless "800 MHz Wireless Modem"




      Configuration A: Test 5




      Configuration B: Test 6
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                                                                           Page 19 of 19



Document Created: 1999-06-22 11:12:10
Document Modified: 1999-06-22 11:12:10

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