RF Exposure Info (MPE)

FCC ID: I88EMG2926Q10A

RF Exposure Info

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FCCID_2875986

                                                           RF Exposure Report

                       Report No.: SA130511C01E

                            FCC ID: I88EMG2926Q10A

                       Test Model: EMG2926-Q10A

                   Series Model: NBG6716

                 Received Date: Oct. 30, 2015

                         Test Date: Nov. 02 ~ Dec. 10, 2015

                     Issued Date: Dec. 29, 2015


                         Applicant: ZyXEL Communications Corporation

                          Address: No. 2, Gongye E. 9th Road, Hsinchu Science Park, Hsinchu Taiwan



                        Issued By: Bureau Veritas Consumer Products Services (H.K.) Ltd., Taoyuan Branch

                    Lab Address: No. 47-2, 14th Ling, Chia Pau Vil., Lin Kou Dist., New Taipei City, Taiwan,
                                 R.O.C.
                  Test Location: No.19, Hwa Ya 2nd Rd., Wen Hwa Vil., Kwei Shan Dist., Taoyuan City
                                 33383, TAIWAN (R.O.C.)




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
unless 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 TAF or any government agencies.

Report No.: SA130511C01E                                             Page No. 1 / 5                                              Report Format Version:6.1.1
Reference No.: 151030C10


                                                                   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
3         Calculation Result of Maximum Conducted Power........................................................................... 5




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                                          Release Control Record


Issue No.             Description                                        Date Issued
SA130511C01E          Original release.                                  Dec. 29, 2015




Report No.: SA130511C01E                     Page No. 3 / 5        Report Format Version:6.1.1
Reference No.: 151030C10


1    Certificate of Conformity


            Product: Dual-Band Wireless AC/N Gigabit Ethernet Gateway

              Brand: ZyXEL

        Test Model: EMG2926-Q10A

      Series Model: NBG6716

    Sample Status: Engineering sample

          Applicant: ZyXEL Communications Corporation

          Test Date: Nov. 02 ~ Dec. 10, 2015

         Standards: FCC Part 2 (Section 2.1091)
                           KDB 447498 D01 (October 23, 2015)
                           IEEE C95.1




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:      Dec. 29, 2015
                                    Ivy Lin / Specialist




     Approved by :                                                 , Date:      Dec. 29, 2015
                                Ken Liu / Senior 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
        300-1500                    …                    …                      F/1500                      30
      1500-100,000                  …                    …                        1.0                       30
F = Frequency in MHz


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 23cm away from the body of the user. So,
this device is classified as Mobile Device.


3      Calculation Result of Maximum Conducted Power
Frequency Band        Max Power           Antenna Gain            Distance       Power Density              Limit
    (MHz)               (dBm)                 (dBi)                 (cm)           (mW/cm2)               (mW/cm2)
      2412-2462             29.19              6.77                 23                  0.593                  1

      5180-5240             27.19              6.77                 23                  0.374                  1

      5745-5825             25.52              6.77                 23                  0.255                  1
Note: Directional gain = 2dBi + 10log(3) = 6.77dBi

Conclusion:
The formula of calculated the MPE is:
CPD1 / LPD1 + CPD2 / LPD2 + ……etc. < 1
CPD = Calculation power density
LPD = Limit of power density

WLAN 2.4GHz + WLAN 5GHz = 0.593 + 0.374 = 0.967
Therefore all the maximum calculations of above situation is less than the “1” limit.


--- END ---




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Document Created: 2019-10-28 08:31:10
Document Modified: 2019-10-28 08:31:10

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