RF Exposure Info (MPE)_rev

FCC ID: MSQ-RTAC4A00

RF Exposure Info

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FCCID_4451422

                                                           RF Exposure Report

                   Report No.: SA190429C30B

                         FCC ID: MSQ-RTAC4A00

                   Test Model: RT-AC1200_V2

                Series Model: RT-AC51, RT-AC750L, RT-AC1200RU, RT-AC1200L, RT-AC52

              Received Date: Apr. 29, 2019

                      Test Date: May 03 ~ May 07, 2019, Jul. 30 ~ Aug. 01, 2019 and Aug. 19 ~ Aug. 20, 2019

                  Issued Date: Aug. 26, 2019




                     Applicant: ASUSTeK COMPUTER INC.

                       Address: 4F, NO. 150, Li-Te Rd. Peitou, Taipei Taiwan




                     Issued By: Bureau Veritas Consumer Products Services (H.K.) Ltd., Taoyuan Branch
                                         Lin Kou Laboratories
                Lab Address: No. 47-2, 14th Ling, Chia Pau Vil., Lin Kou Dist., New Taipei City, Taiwan

               Test Location: No. 19, Hwa Ya 2nd Rd., Wen Hwa Vil., Kwei Shan Dist., Taoyuan City 33383,
                              Taiwan




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 TAF or any government agencies.



Report No.: SA190429C30B                                              Page No. 1 / 6                                             Report Format Version: 6.1.1
Reference No.: 190729C20


                                                                   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........................................................................... 6




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Reference No.: 190729C20


                                          Release Control Record


Issue No.             Description                                         Date Issued
SA190429C30B          Original release.                                   Aug. 26, 2019




Report No.: SA190429C30B                     Page No. 3 / 6        Report Format Version: 6.1.1
Reference No.: 190729C20


1    Certificate of Conformity


            Product: Wireless-AC1200 Dual Band Router

              Brand: ASUS

        Test Model: RT-AC1200_V2

      Series Model: RT-AC51, RT-AC750L, RT-AC1200RU, RT-AC1200L, RT-AC52

    Sample Status: Engineering sample

          Applicant: ASUSTeK COMPUTER INC.

          Test Date: May 03 ~ May 07, 2019, Jul. 30 ~ Aug. 01, 2019 and Aug. 19 ~ Aug. 20, 2019

         Standards: FCC Part 2 (Section 2.1091)
                           KDB 447498 D01 General RF Exposure Guidance v06
                           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 RF characteristics under the conditions specified in this report.




      Prepared by :                                               , Date:        Aug. 26, 2019
                              Pettie Chen / Senior Specialist




     Approved by :                                                , Date:        Aug. 26, 2019
                           Bruce Chen / Senior Project Engineer




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Reference No.: 190729C20


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
                                                                                  2
        1.34-30                 824/f                2.19/f               (180/f )*                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 20cm away from the body of the user. So,
this device is classified as Mobile Device.




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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)
                                                    CDD Mode

    2412-2462              22.80             5                      20          0.120                   1

    5180-5240              21.52           8.01                     20          0.179                   1

    5745-5825              24.15           8.01                     20          0.327                   1

                                             Beamforming Mode

    5180-5240              21.52           8.01                     20          0.179                   1

    5745-5825              24.15           8.01                     20          0.327                   1
Note:
1. For 5.0GHz Band: Directional gain = 5.0dBi + 10log(2) = 8.01dBi

2. Determining compliance based on the results of the compliance measurement, not taking into account
   measurement instrumentation uncertainty.

Conclusion:
2.4GHz & 5GHz Band can transmit at same time.
The formula of calculated the MPE is:
CPD1 / LPD1 + CPD2 / LPD2 + ……etc. < 1
CPD = Calculation power density
LPD = Limit of power density

1. WLAN 2.4GHz + WLAN 5GHz = 0.120/1 + 0.327/1 = 0.447
Therefore the maximum calculations of above situations are less than the “1” limit.




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Report No.: SA190429C30B                         Page No. 6 / 6                         Report Format Version: 6.1.1
Reference No.: 190729C20



Document Created: 2019-09-20 07:01:47
Document Modified: 2019-09-20 07:01:47

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