Annex E7 DASY Calibration Certificate_D2600V2 SAR Report

FCC ID: ZLE-RG170

RF Exposure Info

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                                                                                       /,_'\\ ‘\\S   v CALIBRATION
               Tel: +86—10—62304633—2079        Fax: +86—10—62304633—2504              UAndidubs®®                     CNAS LO570
               E—mail: cttl@chinattl.com        http://www.chinattl.cn
      Client              KEHU                                                 Certificate No:       219—60199
CALIBRATION CERTIFICATE

Object                                       D2600V2 — SN: 1139

Calibration Procedure(s)                     FF—211—003—01

                                             Calibration Procedures for dipole validation kits

Calibration date:                            June 25, 2019

This calibration Certificate documents the traceability to national standards, which realize the physical units of
measurements(Sl). The measurements and the uncertainties with confidence probability are given on the following
pages and are part of the certificate.


All calibrations have been conducted in the closed laboratory facility: environment temperature(22+3)‘c and
humidity<70%.


Calibration Equipment used (M&TE critical for calibration)


Primary Standards                    ID #                Cal Date(Calibrated by, Certificate No.)         Scheduled Calibration
 Power Meter NRVD       102083                          01—Nov—18 (CTTL, No.J17X08756)                              Oct—19
 Power sensor NRV—Z5    100542                          01—Nov—18 (CTTL, No.J17X08756)                              Oct—19
 Reference Probe EX3DV4 SN 7464                         12—Sep—18(SPEAG,No.EX3—7464_Sep17)                           Sep—19
 DAE4                   SN 1524                         13—Sep—18 (SPEAG,No.DAE4—1524_Sep17)                        Sep—19

 Secondary Standards                 ID #               Cal Date(Calibrated by, Certificate No.)          Scheduled Calibration
 Signal Generator E4438C             MY49071430 23—Jan—19 (CTTL, No.J18X00560)                                      Jan—20
 Network Analyzer E5071C             MY46110673         24—Jan—19 (CTTL, No.J18X00561)                              Jan—20




                                      Name                          Function                                   Signature

Calibrated by:                      Zhao Jing                  SAR Test Engineer                              o          .

Reviewed by:                        Lin Hao                     SAR Test Engineer                       7 >   ffifi%
                                                                                                        x w
Approved by:                        Qi Dianyuan                 SAR Project Leader                     P
                                                                                                       Pm
                                                                                            Issued: June 27, 2019
This calibration certificate shall not be reproduced except in full without written approval of the laboratory.




     Certificate No: Z19—60199                                 Page 1 of 8


         .-_AR                       In Collaboration with

         =‘/"["J, a
         V                           CALIBRATION LABORATORY

       Add: No.51 Xueyuan Road, Haidian District, Beijing, 100191, China
       Tel: +86—10—62304633—2079      Fax: +86—10—62304633—2504
       E—mail: cttl@chinattl.com      http://www.chinattl.eon


Glossary:
TSL                     tissue simulating liquid
ConvrF                   sensitivity in TSL / NORMx,y,z
N/A                     not applicable or not measured


Calibration is Performed According to the Following Standards:
a) IEEE Std 1528—2013, "IEEE Recommended Practice for Determining the Peak
   Spatial—Averaged Specific Absorption Rate (SAR) in the Human Head from Wireless
   Communications Devices: Measurement Techniques", June 2013
b) IEC 62209—1, "Measurement procedure for assessment of specific absorption rate of human
   exposure to radio frequency fields from hand—held and body—mounted wireless
   communication devices— Part 1: Device used next to the ear (Frequency range of 300MHz to
   6GHz)", July 2016
c) IEC 62209—2, "Procedure to measure the Specific Absorption Rate (SAR) For wireless
   communication devices used in close proximity to the human body (frequency range of
   30MHz to 6GHz)", March 2010
d) KDB865664, SAR Measurement Requirements for 100 MHz to 6 GHz

Additional Documentation:
e) DASY4/5 System Handbook

Methods Applied and Interpretation of Parameters:
e Measurement Conditions: Further details are available from the Validation Report at the end
   of the certificate. All figures stated in the certificate are valid at the frequency indicated.
e Antenna Parameters with TSL: The dipole is mounted with the spacer to position its feed
   point exactly below the center marking of the flat phantom section, with the arms oriented
   parallel to the body axis.
e    Feed Point Impedance and Return Loss: These parameters are measured with the dipole
     positioned under the liquid filled phantom. The impedance stated is transformed from the
     measurement at the SMA connector to the feed point. The Return Loss ensures low
     reflected power. No uncertainty required.
e    Electrical Delay: One—way delay between the SMA connector and the antenna feed point.
     No uncertainty required.
e    SAR measured: SAR measured at the stated antenna input power.
e    SAR normalized: SAR as measured, normalized to an input power of 1 W at the antenna
     connector.
e    SAR for nominal TSL parameters: The measured TSL parameters are used to calculate the
     nominal SAR result.


    The reported uncertainty of measurement is stated as the standard uncertainty of
    Measurement multiplied by the coverage factor k=2, which for a normal distribution
    Corresponds to a coverage probability of approximately 95%.




Certificate No: Z19—60199                             Page 2 of 8


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                                      In Collaboration with

         ‘/"/‘/,
         V       a
                 5 e _2

        Add: No.51 Xueyuan Road, Haidian District, Beijing, 100191, China
        Tel: +86—10—62304633—2079      Fax: +86—10—62304633—2504
        E—mail: cttl@chinattl.com      http://www.chinattl.cn


Measurement Conditions
   DASY system configuration, as far as not given on page 1.
     DASY Version                                        DASY52                                      52.10.1.1476

     Extrapolation                               Advanced Extrapolation

     Phantom                                     Triple Flat Phantom 5.1C

     Distance Dipole Center — TSL                         10 mm                                    with Spacer

     Zoom Scan Resolution                           dx, dy, dz = 5 mm

     Frequency                                      2600 MHz + 1 MHz


Head TSL parameters
   The following parameters and calculations were applied.
                                                          Temperature               Permittivity           Conductivity

     Nominal Head TSL parameters                              22.0 °C                  39.0                1.96 mho/m

     Measured Head TSL parameters                        (22.0 + 0.2) °C             40.0 + 6 %          2.02 mho/m +6 %

     Head TSL temperature change during test                  <1.0 °C                   ————

SAR result with Head TSL
     SAR averaged over 1 Cm" (1 g) of Head TSL                          Condition
     SAR measured                                                 250 mW input power                   13.6 mW / g

     SAR for nominal Head TSL parameters                             normalized to 1W          54.0 mW ig + 18.8 % (k=2)
     SAR averaged over 10 Cm° (10 g) of Head TSL                        Condition
     SAR measured                                                 250 mW input power                   6.14 mW / g
     SAR for nominal Head TSL parameters                             normalized to 1W          24.5 mW ig + 18.7 % (k=2)
Body TSL parameters
   The following parameters and calculations were applied.
                                                          Temperature               Permittivity           Conductivity

     Nominal Body TSL parameters                              22.0 °C                  52.5                2.16 mho/m

     Measured Body TSL parameters                        (22.0 + 0.2) °C             53.8 +6 %           2.16 mho/im +6 %

     Body TSL temperature change during test                  <1.0 °C                   ————                     ————

SAR result with Body TSL
   SAR averaged over 1 Cmm (1 g) of Body TSL                            Condition
     SAR measured                                                 250 mW input power                   13.4 mW / g

     SAR for nominal Body TSL parameters                             normalized to 1W          54.0 mW /g + 18.8 % (k=2)
     SAR averaged over 10 C»m° (10 g) of Body TSL                       Condition
     SAR measured                                                 250 mW input power                   6.02 mW / g

     SAR for nominal Body TSL parameters                             normalized to 1W          24.2 mW ig + 18.7 % (k=2)

Certificate No: Z19—60199                              Page 3 of 8


         ——_'T\HI                      in Collaboration with
         aan                         s p e a g
          umayye>"                   CALIBRATION LABORATORY
       Add: No.51 Xueyuan Road, Haidian District, Beijing, 100191, China
       Tel: +86—10—62304633—2079     Fax: +86—10—62304633—2504
       E—mail: cttl@chinattl.com      http://www.chinattl.cn


 Appendix(Additional assessments outside the scope of CNAS LO570)

Antenna Parameters with Head TSL


     Impedance, transformed to feed point                                  48.40— 6.87;0

     Return Loss                                                             — 22.90B


Antenna Parameters with Body TSL

     Impedance, transformed to feed point                                  44.80— 5.70j0

     Return Loss                                                             — 21.80B


 General Antenna Parameters and Design

   LEIectricaI Delay (one direction)                                         1.015 ns                  ]




 After long term use with 100W radiated power, only a slight warming of the dipole near the feedpoint can
 be measured.

 The dipole is made of standard semirigid coaxial cable. The center conductor of the feeding line is directly
 connected to the second arm of the dipole. The antenna is therefore short—circuited for DC—signals. On some
 of the dipoles, small end caps are added to the dipole arms in order to improve matching when loaded
 according to the position as explained in the "Measurement Conditions" paragraph. The SAR data are not
 affected by this change. The overall dipole length is still according to the Standard.
 No excessive force must be applied to the dipole arms, because they might bend or the soldered
 connections near the feedpoint may be damaged.



 Additional EUT Data

   \&mufactured by                                              |               SPEAG                T




Certificate No: Z19—60199                               Page 4 of 8


         fi;                          in Collaboration with
         Cld                         s      _p_     e        _a     J
         \iigee»                     CALIBRATION LABORATORY
       Add: No.51 Xueyuan Road, Haidian District, Beijing, 100191, China
       Tel: +86—10—62304633—2079      Fax: +86—10—62304633—2504
       E—mail: cttl@chinattl.com      http://www.chinattl.cn


DASY5 Validation Report for Head TSL                                     Date: 06.25.2019
Test Laboratory: CTTL, Beijing, China
DUT: Dipole 2600 MHz; Type: D2600V2; Serial: D2600V2 — SN: 1139
   Communication System: UID 0, CW; Frequency: 2600 MHz; Duty Cycle: 1: 1
   Medium parameters used: £= 2600 MHz; o = 2.017 $/m; &, = 40.02; p = 1000 kg/m>‘
   Phantom section: Center Section
DASYS5 Configuration:

           e    Probe: EX3DV4 — SN7464; ConvF(7.76, 7.76, 7.76) @ 2600 MHz; Calibrated:
                9/12/2017
           e    Sensor—Surface: 1.4mm (Mechanical Surface Detection)
           e    Electronics: DAE4 Sn1524; Calibrated: 9/13/2017
           e    Phantom: MFP_V5.1C ; Type: QD 000 P51CA; Serial: 1062
           e    Measurement SW: DASY52, Version 52.10 (1); SEMCAD X Version 14.6.11
                (7439)

       Dipole Calibration/Zoom Scan (7x7x7) (7x7x7)/Cube 0: Measurement grid: dx=5mm,
       dy=5mm, dz=5mm
       Reference Value = 100.3 V/m; Power Drift = 0.02 dB
       Peak SAR (extrapolated) = 28.6 W/kg
       SAR(1 g) = 13.6 W/kg; SAR(10 g) = 6.14 W/kg
       Maximum value of SAR (measured) = 22.9 W/kg

           dB
           0


           —4.74


           —9.47


           —14.21


           —18.94


           —23.68
                         L.
                      0 dB = 22.9 W/kg = 13.60 dBW/kg




Certificate No: Z19—60199                             Page 5 of 8


            mC                       in Collaborstion with
            =/"[‘], a
            liimaagee»"              CALIBRATION LABORATORY
      Add: No.51 Xueyuan Road, Haidian District, Beijing, 100191, China
      Tel: +86—10—62304633—2079      Fax: +86—10—62304633—2504
      E—mail: cttl@chinattl.com      http://www.chinattl.on




       Impedance Measurement Plot for Head TSL


    Tri s11 Log Mag 10.00dB/ Ref 0.000d8 [F1]
      5°990      11 726000000 enz —22. 905 dB
      40. 00
      30. 00
      20. 00
      10. 00
      0. 000 p
     —10. 00
     —20. 90
     —30. 00
     —40. 00

     —50. 00                                                       —~—
   PIUWy si1 smith (r+jx) scale 1.000Uu [F1 del]
      »L1   2.6000000 GHz   48.367 n —6.8662 o        8,9};zfpr"”“'“‘“-\\\



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Certificate No: Z19—60199                                 Page 6 of 8


         _4_Afi                       In Collaboration with
         =‘/"[‘]/,
         e
                   a
                   CALIBRATION LABORATORY
       Add: No.51 Xueyuan Road, Haidian District, Beijing, 100191, China
       Tel: +86—10—62304633—2079     Fax: +86—10—62304633—2504
       E—mail: cttl@chinattl.com      http://www.chinattl.en


DASY5 Validation Report for Body TSL                                 Date: 06.25.2019
Test Laboratory: CTTL, Beijing, China
DUT: Dipole 2600 MHz; Type: D2600V2; Serial: D2600V2 — SN: 1139
   Communication System: UID 0, CW; Frequency: 2600 MHz; Duty Cycle: 1:1
   Medium parameters used: £= 2600 MHz; 0 = 2.156 S/m; s, = 53.84; p = 1000 kg/m3
  Phantom section: Right Section
DASY5 Configuration:

           e    Probe: EX3DV4 — SN7464; ConvF(7.84, 7.84, 7.84) @ 2600 MHz; Calibrated:
                9/12/2017
           e    Sensor—Surface: 1.4mm (Mechanical Surface Detection)
           e    Electronics: DAFE4 Sn1524; Calibrated: 9/13/2017
           e    Phantom: MFP_V5.1C ; Type: QD 000 P51CA; Serial: 1062
           e    Measurement SW: DASY52, Version 52.10 (1); SEMCAD X Version 14.6.11
                (7439)

       Dipole Calibration/Zoom Scan (7x7x7) (7x7x7)/Cube 0: Measurement grid: dx=5mm,
       dy=5mm, dz=5mm
       Reference Value = 8$4.90 V/m; Power Drift =—0.01 dB
       Peak SAR (extrapolated) =28.7 W/kg
       SAR(I g) =13.4 W/kg; SAR(10 g) = 6.02 W/kg
       Maximum value of SAR (measured) = 22.9 W/kg

           dB
           0


           —4.68


           —9.36


           —14.04


           —18.72

                         is
           —23.40
                      0 dB = 22.9 W/kg = 13.60 dBW/kg




Certificate No: Z19—60199                             Page 7 of 8


         %’:                           in Collaboration with
         «B2                                  p              a      _gq

       Add: No.51 Xueyuan Road, Haidian District, Beijing, 100191, China
       Tel: +86—10—62304633—2079     Fax: +86—10—62304633—2504
       E—mail: cttl@chinattl.com      http://www.chinattl.cn


        Impedance Measurement Plot for Body TSL


     Tri S11 Log Mag 10.00dB/ Ref 0.000d8 [F1]
       50. 00
                  »1   2.6000000 GHz —21.809 ds
       40. 00

       30. 00
       20. 00
       10. 00
       0. 000 p                                                            <
      —10. 00                                                              ;
      —20. 00
      —30. 00
      —40. 00

      —50. 00
    PMRA si1 smith (R+]jX) scale 1.000U [F1 bel]

       »1 2.6000000 chz 44.808 o —5.7033 n?§3~pr”’”—“_“‘“\\\k\\\\
                                            10.                                |




Certificate No: Z19—60199                             Page 8 of 8



Document Created: 2019-09-25 08:19:34
Document Modified: 2019-09-25 08:19:34

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