18_i24 RFExp

FCC ID: V7TI24

RF Exposure Info

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FCCID_4193060

               FCC RF EXPOSURE REPORT
                                  FCC ID: V7TI24


      Project No.     : 1901C087
      Equipment       : AC1200 Wave2 Gigabit Access Point
      Test Model      : i24
      Series Model    : N/A
      Applicant       : SHENZHEN TENDA TECHNOLOGY CO.,LTD
      Address         : 6-8 Floor, Tower E3, No. 1001,
                        Zhongshanyuan Road, Nanshan District,
                        Shenzhen, China. 518052

      According:      : FCC Guidelines for Human Exposure IEEE
                        C95.1 & FCC Part 2.1091




                   BTL                   INC.
         No.3, Jinshagang 1st Road, Shixia, Dalang Town, Dongguan,
                            Guangdong, China.
            TEL: +86-769-8318-3000     FAX: +86-769-8319-6000




Report No.: BTL-FCCP-3-1901C087                                   Page 1 of 5
                                                            Report Version: R00


  1. GENERAL SUMMARY

      Equipment :    AC1200 Wave2 Gigabit Access Point
      Brand Name :   Tenda
      Test Model :   i24
      Series Model : N/A
      Applicant    : SHENZHEN TENDA TECHNOLOGY CO.,LTD
      Manufacturer : SHENZHEN TENDA TECHNOLOGY CO.,LTD
      Address      : 6-8 Floor, Tower E3, No. 1001, Zhongshanyuan Road, Nanshan District,
                     Shenzhen, China. 518052
      Date of Test : Jan. 18, 2019~Feb. 23, 2019
      Test Sample : Engineering Sample No.: D190100581
      Standards    : FCC Title 47 Part 2.1091, OET Bulletin 65 Supplement C

   The above equipment has been tested and found compliance with the requirement of the relative
   standards by BTL Inc.
   The test data, data evaluation, and equipment configuration contained in our test report (Ref No.
   BTL-FCCP-3-1901C087) were obtained utilizing the test procedures, test instruments, test sites
   that has been accredited by the Authority of A2LA according to the ISO/IEC 17025 quality
   assessment standard and technical standard(s).




Report No.: BTL-FCCP-3-1901C087                                                         Page 2 of 5
                                                                                  Report Version: R00


  2. MPE CALCULATION METHOD

         Calculation Method of RF Safety Distance:




        where:
        S = power density
        P = power input to the antenna
        G = power gain of the antenna in the direction of interest relative to an isotropic radiator
        R = distance to the center of radiation of the antenna


      Antenna Specification:

      For WLAN 2.4G:
       Ant.       Brand            Model Name           Antenna Type      Connector       Gain (dBi)
        1          N/A                  N/A                Internal           N/A             2.7
        2          N/A                  N/A                Internal           N/A              3
      Note:
      (1) The EUT incorporates a MIMO function. Physically, the EUT provides two completed
          transmitters and receivers (2T2R),any transmit signals are correlated with each other,
          so Directional gain =10log[(10G1/20+10G2/20+...10GN/20)2/N]dBi, that is Directional gain=
          10log[(102.7/20+103/20)2/2]dBi =5.86 .

      (2) Beamorming Gain: 3dB.
          Directional gain=3+3=6

      For RLAN 5G:
       Ant.       Brand            Model Name           Antenna Type      Connector       Gain (dBi)
        1          N/A                  N/A                Internal           N/A             4.5
        2          N/A                  N/A                Internal           N/A             4.5
      Note:
          The EUT incorporates a MIMO function. Physically, the EUT provides two completed
          transmitters and receivers (2T2R), all transmit signals are completely correlated, so,

            (1) For Non Beamforming function, Directional gain=GANT+Array Gain,
                For power spectral density measurements, Array Gain=10log(NANT/NSS) dB
                Directional gain=4.50+10log(2/1) =7.51dBi.
                So, the UNII-1 power density limit is 17-(7.51-6)=15.49
                     the UNII-3 power density limit is 30-(7.51-6)=28.49

            (2) For Beamforming function, Beamforming gain: 3dB, So,
                Directional gain=3+4.50=7.50dBi.
                Then, the output power limit is 30-7.50+6=28.50,
                the UNII-1 power density limit is 17-(7.50-6)=15.50,
                the UNII-3 power density limit is 30-(7.50-6)=28.50.




Report No.: BTL-FCCP-3-1901C087                                                             Page 3 of 5
                                                                                      Report Version: R00


  3. TEST RESULTS

  WLAN 2.4G Non-Beamforming:
   Directional Directional                  Peak Output     Power     Limit of Power
                           Peak Output                                                   Test
       gain        gain                       Power       Density (S)   Density (S)
                           Power (dBm)                                                  Result
      (dBi)     (numeric)                      (mW)       (mW/cm2)      (mW/cm2)
       5.86       3.8548         27.16       519.9960      0.39898          1          Complies


  WLAN 2.4G Beamforming:
   Directional Directional                  Peak Output     Power     Limit of Power
                           Peak Output                                                   Test
       gain        gain                       Power       Density (S)   Density (S)
                           Power (dBm)                                                  Result
      (dBi)     (numeric)                      (mW)       (mW/cm2)      (mW/cm2)
        6         3.9811         26.61       458.1419      0.36304          1          Complies


 5G Band UNII-1 Non-Beamforming:
                                Max          Max
    Directional Directional                             Power     Limit of Power
                             Conducted    Conducted                                      Test
        gain        gain                              Density (S)   Density (S)
                            Output Power Output Power                                   Result
       (dBi)     (numeric)                            (mW/cm2)      (mW/cm2)
                               (dBm)        (mW)
       7.51       5.6364         26.99       500.0345      0.56098          1          Complies


 5G Band UNII-1 Beamforming:
                                  Max          Max
    Directional Directional                               Power     Limit of Power
                               Conducted    Conducted                                    Test
        gain        gain                                Density (S)   Density (S)
                              Output Power Output Power                                 Result
       (dBi)     (numeric)                              (mW/cm2)      (mW/cm2)
                                 (dBm)        (mW)
       7.50       5.6234         26.81       479.7334      0.53697          1          Complies


 5G Band UNII-3 Non-Beamforming:
                                Max          Max
    Directional Directional                             Power     Limit of Power
                             Conducted    Conducted                                      Test
        gain        gain                              Density (S)   Density (S)
                            Output Power Output Power                                   Result
       (dBi)     (numeric)                            (mW/cm2)      (mW/cm2)
                               (dBm)        (mW)
       7.51       5.6364         26.34       430.5266      0.48300          1          Complies


 5G Band UNII-3 Beamforming:
                                  Max          Max
    Directional Directional                               Power     Limit of Power
                               Conducted    Conducted                                    Test
        gain        gain                                Density (S)   Density (S)
                              Output Power Output Power                                 Result
       (dBi)     (numeric)                              (mW/cm2)      (mW/cm2)
                                 (dBm)        (mW)
       7.50       5.6234         26.29       425.5984      0.47638          1          Complies




Report No.: BTL-FCCP-3-1901C087                                                       Page 4 of 5
                                                                                Report Version: R00


 For the max simultaneous transmission MPE:


    Power Density (S) Power Density (S)                         Limit of Power
       (mW/cm2)          (mW/cm2)                Total            Density (S)     Test Result
         2.4G               5G                                    (mW/cm2)
         0.39898             0.56098            0.95996               1            Complies

 Note: the calculated distance is 20 cm.




                                           End of Test Report

Report No.: BTL-FCCP-3-1901C087                                                        Page 5 of 5
                                                                                 Report Version: R00



Document Created: 2019-07-05 02:05:03
Document Modified: 2019-07-05 02:05:03

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