SAR Exclusion

FCC ID: 2AD5K-PWE100

RF Exposure Info

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FCCID_4287240

http://www.kctl.co.kr


* RF Exposure
1. Regulation
According to §15.247(i), systems operating under the provisions of this section shall be operated
in a manner that ensures that the public is not exposed to radio frequency energy levels in
excess of the Commission's guidelines. See § 1.1307(b)(1) of this Chapter.


KDB447498 was used as the guidance.
According to §1.1310 and §2.1093 RF exposure is calculated.


1.1 Result
                                                                                   Min. test          SAR test
                            Test             Conducted         Conducted                              exclusion
                                                                                  separation
         Mode            frequency          output power      output power                           thresholds
                                                                                   distance
                            (㎒)                (㏈m)               (㎽)                               ≤ 3.0 for 1-g
                                                                                      (㎜)
                                                                                                        SAR
       Bluetooth            2 480              3.00               2.00                  5.00             0.63
       Bluetooth
                            2 480              6.00               3.98                  5.00             1.25
      Low Energy
          Total                      Bluetooth (BDR) + Bluetooth Low Energy                              1.88

1.    SAR test exclusion thresholds
      = [(max. power of channel, including tune-up tolerance, mW)/(min. test separation distance, mm)] · [√f( ㎓)]
      Bluetooth = [(2.00)/(5)] · [√2.480] = 0.63
      Bluetooth Low Energy = [(3.98)/(5)] · [√2.480] = 1.25


-Bluetooth

                             Target power             Tolerance           Max tuneup power         Average Power
         Mode
                                 [㏈m]                    [㏈]                    [㏈m]                   [㏈m]
     GFSK-Lowest                 2.00                    ±1.0                    3.00                   2.79
     GFSK-Middle                 2.00                    ±1.0                    3.00                   2.77
     GFSK-Highest                2.00                    ±1.0                    3.00                   2.75
      π/4DQPSK-
                                 2.00                    ±1.0                    3.00                   2.80
        Lowest
      π/4DQPSK-
                                 2.00                    ±1.0                    3.00                   2.80
        Middle
      π/4DQPSK-
                                 2.00                    ±1.0                    3.00                   2.76
        Highest
     8DPSK-Lowest                2.00                    ±1.0                    3.00                   2.80
     8DPSK-Middle                2.00                    ±1.0                    3.00                   2.80
 8DPSK-Highest                   2.00                    ±1.0                    3.00                   2.77




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-Bluetooth Low Energy

                         Target power          Tolerance         Max tuneup power      Average Power
       Mode
                             [㏈m]                 [㏈]                  [㏈m]                [㏈m]
Bluetooth Low Energy_
        Lowest              5.00                  ±1.0                 6.00                 5.34
Bluetooth Low Energy_
        Middle              5.00                  ±1.0                 6.00                 5.47
Bluetooth Low Energy_
       Highest              5.00                  ±1.0                 6.00                 5.41


1.2 RF Exposure Compliance Issue
Therefore, EUT is not required the SAR Evaluation.




         This test report shall not be reproduced, except in full, without the written approval



Document Created: 2019-05-21 10:00:24
Document Modified: 2019-05-21 10:00:24

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