RF Exposure report

FCC ID: NKR-LVSK-IDU

RF Exposure Info

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FCCID_4337610

                                                           RF Exposure Report

                       Report No.: SA190319E02

                            FCC ID: NKR-LVSK-IDU

                       Test Model: LVSKIDU

                 Received Date: Mar. 19, 2019

                         Test Date: May 19, 2019

                     Issued Date: June 12, 2019


                         Applicant: Wistron NeWeb Corp.

                           Address: 20 Park Avenue II, Hsinchu Science Park,Hsinchu 308, Taiwan, R.O.C.


                        Issued By: Bureau Veritas Consumer Products Services (H.K.) Ltd., Taoyuan Branch
                                   Hsin Chu Laboratory
                    Lab Address: E-2, No.1, Li Hsin 1st Road, Hsinchu Science Park, Hsinchu City 300,
                                 Taiwan R.O.C.
            Test Location: E-2, No.1, Li Hsin 1st Road, Hsinchu Science Park, Hsinchu City 300,
                           Taiwan R.O.C.
       FCC Registration /
                           723255 / TW2022
      Designation Number:




This report is for your exclusive use. Any copying or replication of this report to or for any other person or entity, or use of our name or trademark, is permitted
only with our prior written permission. This report sets forth our findings solely with respect to the test samples identified herein. The results set forth in this
report are not indicative or representative of the quality or characteristics of the lot from which a test sample was taken or any similar or identical product
specifically and expressly noted. Our report includes all of the tests requested by you and the results thereof based upon the information that you provided to
us. You have 60 days from date of issuance of this report to notify us of any material error or omission caused by our negligence, provided, however, that such
notice shall be in writing and shall specifically address the issue you wish to raise. A failure to raise such issue within the prescribed time shall constitute your
unqualified acceptance of the completeness of this report, the tests conducted and the correctness of the report contents. Unless specific mention, the
uncertainty of measurement has been explicitly taken into account to declare the compliance or non-compliance to the specification. The report must not be
used by the client to claim product certification, approval, or endorsement by any government agencies.

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Reference No.: 190319E02


                                                                   Table of Contents
Release Control Record .................................................................................................................................. 3
1         Certificate of Conformity...................................................................................................................... 4
2         RF Exposure .......................................................................................................................................... 5
    2.1      Limits for Maximum Permissible Exposure (MPE) .............................................................................. 5
    2.2      MPE Calculation Formula ................................................................................................................... 5
    2.3      Classification ....................................................................................................................................... 5
    2.4      Antenna Gain ...................................................................................................................................... 5
    2.5      Calculation Result of Maximum Conducted Power ............................................................................. 6




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                                           Release Control Record


Issue No.              Description                                         Date Issued
SA190319E02            Original release.                                   June 12, 2019




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Reference No.: 190319E02


1    Certificate of Conformity


            Product: LVSKIDU

              Brand: WNC

         Test Model: LVSKIDU

    Sample Status: ENGINEERING SAMPLE

          Applicant: Wistron NeWeb Corp.

          Test Date: May 19, 2019

         Standards: FCC Part 2 (Section 2.1091)

                           KDB 447498 D01 General RF Exposure Guidance v06
                           IEEE C95.1-1992



The above equipment has been tested by Bureau Veritas Consumer Products Services (H.K.) Ltd.,
Taoyuan Branch, and found compliance with the requirement of the above standards. The test record, data
evaluation & Equipment Under Test (EUT) configurations represented herein are true and accurate accounts
of the measurements of the sample’s EMC characteristics under the conditions specified in this report.




      Prepared by :                                              , Date:        June 12, 2019
                                Phoenix Huang / Specialist




     Approved by :                                               , Date:        June 12, 2019
                                  May Chen / Manager




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2      RF Exposure

2.1     Limits for Maximum Permissible Exposure (MPE)

    Frequency Range          Electric Field     Magnetic Field       Power Density      Average Time
         (MHz)              Strength (V/m)      Strength (A/m)         (mW/cm2)           (minutes)
                             Limits For General Population / Uncontrolled Exposure
        0.3-1.34                 614                  1.63               (100)*                30
        1.34-30                 824/f                2.19/f             (180/f2)*              30
        30-300                   27.5                0.073                0.2                  30
       300-1500                   …                    …                 f/1500                30
      1500-100,000                …                    …                  1.0                  30

f = Frequency in MHz ; *Plane-wave equivalent power density



2.2     MPE Calculation Formula

Pd = (Pout*G) / (4*pi*r2)
where
Pd = power density in mW/cm2
Pout = output power to antenna in mW
G = gain of antenna in linear scale
Pi = 3.1416
R = distance between observation point and center of the radiator in cm



2.3     Classification

The antenna of this product, under normal use condition, is at least 20 cm away from the body of the user. So,
this device is classified as Mobile Device.



2.4     Antenna Gain

     Frequency               5745                5785                   5825           Antenna       Antenna
       (MHz)                        Directional Antenna Gain (dBi)                      Type        Connector
                     XZ        4.69         XZ         4.84         XZ       4.79
  Vertical-Pol       YZ        2.93         YZ         2.60         YZ       2.49       PCB         i-pex(MHF)
                     XY        4.12         XY         4.08         XY       4.20
                     XZ        4.41         XZ         4.67         XZ       4.36
 Horizontal-pol      YZ        1.24         YZ         1.43         YZ       1.51       PCB         i-pex(MHF)
                     XY        4.94         XY         5.09         XY       4.73
Note: More detailed information, please refer to operating description.




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2.5    Calculation Result of Maximum Conducted Power


                   Evaluation
  Operation                     Max Power    Antenna Gain     Distance    Power Density        Limit
                   Frequency
   Mode                           (mW)           (dBi)          (cm)        (mW/cm2)         (mW/cm2)
                     (MHz)
      WLAN            5795       992.471           5.09          20          0.63745               1

Note:
1. Determining compliance based on the results of the compliance measurement, not taking into account
   measurement instrumentation uncertainty.
2. The directional gain = 5.09dBi
3. The Max. Power = Max. tune up power including tolerance declared by client.




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Document Created: 2019-06-28 19:41:28
Document Modified: 2019-06-28 19:41:28

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