SAR Test Report - probel calibr info 3

FCC ID: O2Z-BTXZ0

RF Exposure Info

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FCCID_1851965

Calibration Laboratory of                                            l 17
                                                                    SANSO/,7                                       Schweizerischer Kalibrierdienst
Schmid & Partner                                                  M                                                Service suisse d‘étalonnage
  Engineering AG                                                  2M UE                                            Servizio svizzero di taratura
Zeughausstrasse 43, 8004 Zurich, Switzerland                       {»///—/\\\\3                                    Swiss Calibration Service



Accredited by the Swiss Accreditation Service (SAS)                                             Accreditation No.: SCS 108
The Swiss Accreditation Service is one of the signatories to the EA
Multilateral Agreement for the recognition of calibration certificates

Client       Cetecom USA                                                                        Certificate No: ES3—3261_Aug12


CALIBRATION CERTIFICATE
Object                                 ES3DV3 — SN:3261


Calibration procedure(s)               QA CAL—01.v8, QA CAL—23.v4, QA CAL—25.v4
                                       Calibration procedure for dosimetric E—field probes



Calibration date:                      August 17, 2012

This calibration certificate documents the traceability to national standards, which realize the physical units of measurements (S1).
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 (Certificate No.)                    Scheduled Calibration
 Power meter E4419B                   GB41293874                        29—Mar—12 (No. 217—01508)                     Apr—13
 Power sensor E4412A                  MY41498087                        29—Mar—12 (No. 217—01508)                     Apr—13
 Reference 3 dB Attenuator            SN: $5054 (3c)                    27—Mar—12 (No. 217—01531)                     Apr—13
 Reference 20 dB Attenuator           SN: $5086 (20b)                   27—Mar—12 (No. 217—01529)                     Apr—13
 Reference 30 dB Attenuator           SN: $5129 (30b)                   27—Mar—12 (No. 217—01532)                     Apr—13
 Reference Probe ES3DV2               SN: 3013                          29—Dec—11 (No. ES3—3013_Dec11)                Dec—12
 DAE4                                 SN: 660                           20—Jun—12 (No. DAE4—660_Jun12)                Jun—13


 Secondary Standards                  ID                                Check Date (in house)                         Scheduled Check
 RF generator HP 8648C                US3642U01700                      4—Aug—99 (in house check Apr—11)              In house check: Apr—13
 Network Analyzer HP 8753E            US37390585                         18—Oct—01 (in house check Oct—11)            In house check: Oct—12

                                           Name                                Function                                 Signature   N\
                                        Jeton Kastrati                         Laboratory Technician                                V
 Calibrated by:




 Approved by:                           KatJa Pokovic                          Technical Manager



                                                                                                                        Issued: August 17, 2012
 This calibration certificate shall not be reproduced except in full without written approval of the laboratory.




Certificate No: ES3—3261_Aug12                                        Page 1 of 11


Calibration Laboratory of                                       R
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Zeughausstrasse 43, 8004 Zurich, Switzerland                    i   m      t                  Swiss Calibration Service
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Accredited by the Swiss Accreditation Service (SAS)                                        Accreditation No.: SCS 108
The Swiss Accreditation Service is one of the signatories to the EA
Multilateral Agreement for the recognition of calibration certificates

Glossary:
TSL                          tissue simulating liquid
NORMx,y,z                    sensitivity in free space
ConvrF                       sensitivity in TSL / NORMx,y,z
DCP                          diode compression point
CF                           crest factor (1/duty_cycle) of the RF signal
A, B, C                      modulation dependent linearization parameters
Polarization q               @ rotation around probe axis
Polarization 8               8 rotation around an axis that is in the plane normal to probe axis (at measurement center),
                             iie., 8 = 0 is normal to probe axis

Calibration is Performed According to the Following Standards:
    a)   IEEE Std 1528—2003, "IEEE Recommended Practice for Determining the Peak Spatial—Averaged Specific
         Absorption Rate (SAR) in the Human Head from Wireless Communications Devices: Measurement
         Techniques", December 2003
    b)   IEC 62209—1, "Procedure to measure the Specific Absorption Rate (SAR) for hand—held devices used in close
         proximity to the ear (frequency range of 300 MHz to 3 GHz)", February 2005

Methods Applied and Interpretation of Parameters:
         NORMx,y,z: Assessed for E—field polarization 8 = 0 (f < 900 MHz in TEM—cell; f > 1800 MHz: R22 waveguide).
         NORMx,y,z are only intermediate values, i.e., the uncertainties of NORMx,y,z does not affect the E—field
         uncertainty inside TSL (see below ConvF).
         NORM(P)x,y,z = NORMx,y,z * frequency_response (see Frequency Response Chart). This linearization is
         implemented in DASY4 software versions later than 4.2. The uncertainty of the frequency response is included
         in the stated uncertainty of ConvF.
         DCPx,y,z: DCP are numerical linearization parameters assessed based on the data of power sweep with CW
         signal (no uncertainty required). DCP does not depend on frequency nor media.
         PAR: PAR is the Peak to Average Ratio that is not calibrated but determined based on the signal
         characteristics
         Ax,y,z; Bx,y,z; Cx,y,z, VRx,y,z: A, B, C are numerical linearization parameters assessed based on the data of
         power sweep for specific modulation signal. The parameters do not depend on frequency nor media. VR is the
         maximum calibration range expressed in RMS voltage across the diode.
         ConvrF and Boundary Effect Parameters: Assessed in flat phantom using E—field (or Temperature Transfer
         Standard for f < 800 MHz) and inside waveguide using analytical field distributions based on power
         measurements for f > 800 MHz. The same setups are used for assessment of the parameters applied for
         boundary compensation (alpha, depth) of which typical uncertainty values are given. These parameters are
         used in DASY4 software to improve probe accuracy close to the boundary. The sensitivity in TSL corresponds
         to NORMx,y,z * ConvF whereby the uncertainty corresponds to that given for ConvF. A frequency dependent
         ConvF is used in DASY version 4.4 and higher which allows extending the validity from + 50 MHz to + 100
         MHz.
         Spherical isotropy (3D deviation from isotropy): in a field of low gradients realized using a flat phantom
         exposed by a patch antenna.
         Sensor Offset: The sensor offset corresponds to the offset of virtual measurement center from the probe tip
         (on probe axis). No tolerance required.




Certificate No: ES3—3261_Aug12                                      Page 2 of 11


ES3DV3 — SN:3261                                                                August 17, 2012




                      Probe ESSDV3

                                         SN:3261

                                  Manufactured:            January 25, 2010
                                  Repaired:                August 06, 2012
                                  Calibrated:              August 17, 2012



                                 Calibrated for DASY/EASY Systems
                                    (Note: non—compatible with DASY2 system!)




Certificate No: ES3—3261_Jul12                    Page 3 of 11


ES3DV3— SN:3261                                                                                                               August 17, 2012




DASY/EASY — Parameters of Probe: ES3DV3 — SN:3261
Basic Calibration Parameters
                                                Sensor X                         Sensor Y                    Sensor Z             Unc (k=2)
 Norm (uV/(V/m)")*                                 115                             1.04                         1.03               £10.1 %
 DCP (mVv)?                                       101.8                           102.5                        101.2

Modulation Calibration Parameters
 UID           Communication System Name                         PAR                  A            B            C          VR          Unc®
                                                                                     dB           dB           dB          mV          (K=2)
 0             Cw                                                0.00       x       0.00         0.00         1.00        148.6       +3.0 %
                                                                            Y       0.00         0.00         1.00        137.9
                                                                            Z       0.00         0.00         1.00        179.4
 10021         GSM—FDD (TDMA, GMSK)                              9.40       x       6.18         80.2         21.7        1132        £14%
                                                                            Y       1201         89.3         24.6        148.5
                                                                            Z       9.36         85.8         287         106.7
 10039         CDMA2000 (1xRTT, RC1)                             4.57       x       4.76         67.2         19.4        149.1       +0.9%
                                                                            Y       4.83         67.0         19.0        137.5
                                                                            Z       5.02         67.6         19.4        145.8
 10072          IEEE 802.11g WiFi 2.4 GHz                        9.62       x       10.94        71.8         24.5        144.3       +3.0%
                (DSSS/OFDM, 12 Mbps)
                                                                            Y¥      10.91        70.8         23.4        133.3
                                                                            Z       11.51        72.4         24.6        141.0
 10100          LTE—FDD (SG—FDMA, 100% RB, 20                    5.66       x        6.30        67.2         19.7        126.7       +#12%
                MHz, OPSK)
                                                                            y       6.31         66.9         19.3        118.6
                                                                            Z       6.38         67.2         19.6        118.1
 10101          LTE—FDD (SC—FDMA, 100% RB, 20                    6.41       x       7.42         67.7         20.2        135.3       £14%
                MHz, 16—QAM)
                                                                            Y       7.40         67.3         19.8        127.5
                                                                            Z       7.47         67.6         20.1        126.7
 10154         LTE—FDD (SC—FDMA, 50% RB, 10 MHz,                 5.76       x       5.892        66.2         19.3        120.8       +0.9%
               QPSK)
                                                                            Y       5.84         65.8         18.9        114.6
                                                                            Z       5.92         66.1         19.1        1198
 10155         LTE—FDD (SC—FDMA, 50% RB, 10 MHz,                 643        x       6.82         67.1         20.0        1265        £#12%
               16—QAM)
                                                                            Y       6.86         66.8         19.6        120.4
                                                                            Z       6.94         66.9         19.8        119.8
 10175         LTE—FDD (SC—FDMA, 1 RB, 10 MHz,                   5.73       xX      4.95         67.2         20.1        1444        +12%
               QPSK)
                                                                            Y       5.00         66.9         19.7        138.2
                                                                            Z       5.26         67.8         20.3        138.8
 10176         LTE—FDD (SC—FDMA, 1 RB, 10 MHz,                   6.52       x       5.64         68.2         21.0        1417        £#1.2%
               16—QAM)
                                                                            Y       5.79         68.2         20.7        136.2
                                                                            2       5.96         68.4         20.9        136.5
 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%.

 The uncertainties of NormX,Y,Z do not affect the E*—field uncertainty inside TSL (see Pages 5 and 6).
® Numerical linearization parameter: uncertainty not required.
& Uncertainty is determined using the max. deviation from linear response applying rectangular distribution and is expressed for the square of the
field value.



Certificate No: ES3—3261_Aug12                                     Page 4 of 11


ES3DV3— SN:3261                                                                                                               August 17, 2012




DASY/EASY — Parameters of Probe: ES3DV3 — SN:3261


Calibration Parameter Determined in Head Tissue Simulating Media
                        Relative         Conductivity                                                                 Depth           Unct.
     f (MHz)°        Permittivity®           (S/im)"            ConvF X    ConvF Y        ConvFZ         Alpha        _(mm)           (k=2)
        750               41.9                0.89               6.28         6.28          6.28          0.27         1.98        + 12.0 %

        835               41.5                0.90               6.04         6.04          6.04          0.27         1.99        +12.0 %
        900               41.5                0.97               5.95         5.95          5.95          0.36         1.71        % 12.0 %

        1750              40.1                 1.37              5.25         5.25          5.25          0.51         1.54        * 12.0 %

        1900              40.0                 1.40              5.07         5.07           5.07         0.61         1.38        + 12.0 %

        1950              40.0                 1.40              4.92         4.92          4.92          0.80         1.18        + 12.0 %

        2450              39.2                 1.80              4.42         4.42          4.42          0.74         1.28        + 12.0 %


© Frequency validity of + 100 MHz only applies for DASY v4.4 and higher (see Page 2), else it is restricted to + 50 MHz. The uncertainty is the RSS
of the ConvF uncertainty at calibration frequency and the uncertainty for the indicated frequency band.
" At frequencies below 3 GHz, the validity of tissue parameters (s and 0) can be relaxed to + 10% if liquid compensation formula is applied to
measured SAR values. At frequencies above 3 GHz, the validity of tissue parameters (s and 0) is restricted to + 5%. The uncertainty is the RSS of
the ConvF uncertainty for indicated target tissue parameters.




Certificate No: ES3—3261_Aug12                                     Page 5 of 11


ES3DV3— SN:3261                                                                                                               August 17, 2012




DASY/EASY — Parameters of Probe: ES3DV3 — SN:3261


Calibration Parameter Determined in Body Tissue Simulating Media
                        Relative         Conductivity                                                                 Depth           Unct.
     f(MHz)°         Permittivity"           (S/im)"         ConvFX        ConvFY         ConvFZ         Alpha        _(mm)           (k=2)
        750               55.5                0.96             6.13           6.13           6.:13        0.32         1.85        + 12.0 %

        835               55.2                0.97             6.03           6.03           6.03         0.34         1.82        +12.0 %
        900               55.0                1.05             5.98           5.98           5.98         0.29         1.99        * 12.0 %

        1750              53.4                1.49             5.08           5.08           5.08         0.67         1.58        + 12.0 %

        1900              53.3                1.52             4.84           4.84          4.84          0.44         1.83        + 12.0 %

        1950              53.3                1.52             4.91           4.91          4.91          0.59         1.54        £12.0 %

       2450               52.7                1.95             4.27           4.27          4.27          0.74         1.08        £12.0 %


© Frequency validity of + 100 MHz only applies for DASY v4.4 and higher (see Page 2), else it is restricted to + 50 MHz. The uncertainty is the RSS
of the ConvF uncertainty at calibration frequency and the uncertainty for the indicated frequency band.
" At frequencies below 3 GHz, the validity of tissue parameters (s and 0) can be relaxed to + 10% if liquid compensation formula is applied to
measured SAR values. At frequencies above 3 GHz, the validity of tissue parameters (s and 0) is restricted to + 5%. The uncertainty is the RSS of
the ConvF uncertainty for indicated target tissue parameters.




Certificate No: ES3—3261_Aug12                                    Page 6 of 11


ES3DV3— SN:3261                                                                                                                 August 17, 2012


                                                             Frequency Response of E—Field
                                                                   (TEM—Cell:ifi110 EXX, Waveguide: R22)




                                            Mnmmfihifiinsiincfricinmcaene
                                            ms1Feenmeeso
          Frequency response {normalized)




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                                            BAflsosetrarmsst


                                                                                                         s Oe sariin es
                                            10_5.&————’“*-1—............... ________________



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                                            ismroug|heecicare|mraaaralo
                                            onfosramndyor.hokefinerenainde)s
                                            {@Amm mmmnssacuced$mindflnoen it aneseoo ees
                                            0.5    oo




                                                                       &
                                                                       7                                                  E*
                                                                           EM                                             R22


                                                           Uncertainty of Frequency Response of E—field: £ 6.3% (k=2)




Certificate No: ES3—3261_Aug12                                                            Page 7 of 11


ES3DV3— SN:3261                                                                                                                                                                                                                                                                                                                                            August 17, 2012




                                                                                        Receiving Pattern (¢), 9 = 0°

                                         f=600 MHz,TEM                                                                                                                                                                                                 f=1800 MHz,R22

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                                               [#]                                                                                                                                                                                     _@|                                                                                                       [#
                                          100 MHz                                                                                                 600 MHz                                                                     1800 MHz


                                                                        Uncertainty of Axial Isotropy Assessment: £ 0.5% (k=2)




Certificate No: ES3—3261_Aug12                                                                                                                                               Page 8 of 11


ES3DV3— SN:3261                                                                                                   August 17, 2012




                                    Dynamic Range f(SARneaq)
                                               (TEM cell , f= 900 MHz)




                       10"+4:




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                       10*—t::::
                                          I               |                                |
                           108           102             10         10°                   101                10
                                                         SAR [mWicm3]
                                            K.A
                                      not compensated                          compensated




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                                                         101        109               101              102
                                               _         SAR [mW/cm3]
                                            [+]                                  C
                                       not compensated                        compensated


                                   Uncertainty of Linearity Assessment: £ 0.6% (k=2)




Certificate No: ES3—3261_Aug12                           Page 9 of 11


ES3DV3— SN:3261                                                                                                                                                                                                              August 17, 2012


                                                          Conversion Factor Assessment
                         f= 900 MHz,WGLS RY (H_convF)                                                                                        f= 1950 MHz,WGLS R22 (H_convFr)


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                 t                                                                                                            30                                                                                                          |
                 F                                                                                                                 s                                                                                                      I
           3.51                                                                                                                    —
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                 o        10                  20                      30           40              5o          so                  0          5                      10          15         20           25             30        35      40
                                                                   z [mm]                                                                                                              z {mm]
                                 ce]                                                      _&                                                                     _®|                                                Ce]
                               analytical                                               measured                                                            anablytical                                           measured



                                                       Deviation from Isotropy in Liquid
                                                                                            Error (6, 8), f = 900 MHz


                                               1.0
                                               o.8s _
                                              0.6
                                            c 0.4
                                            5
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                                            % 0. 0
                                            8 .0. 2
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                                             —1.0                  —0.8          —0.6          —0.4     —0.2        00         0.2                0.4                     0.60        0.8        1.9
                                                   Uncertainty of Spherical Isotropy Assessment: £ 2.6% (k=2)




Certificate No: ES3—3261_Aug12                                                                            Page 10 of 11


ES3DV3— SN:3261                                              August 17, 2012




DASY/EASY — Parameters of Probe: ES3DV3 — SN:3261

Other Probe Parameters
 Sensor Arrangement                                             Triangular
 Connector Angle (°)                                                   126
 Mechanical Surface Detection Mode                                enabled
 Optical Surface Detection Mode                                   disabled
 Probe Overall Length                                             337 mm
 Probe Body Diameter                                               10 mm
 Tip Length                                                         10 mm
 Tip Diameter                                                        4 mm
 Probe Tip to Sensor X Calibration Point                             2 mm
 Probe Tip to Sensor Y Calibration Point                             2 mm
 Probe Tip to Sensor Z Calibration Point                             2 mm
 Recommended Measurement Distance from Surface                       3 mm




Certificate No: ES3—3261_Aug12               Page 11 of 11



Document Created: 2012-12-03 20:06:13
Document Modified: 2012-12-03 20:06:13

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