RF Exposure Report

FCC ID: 2ADLN2ADLNXYGPS-01

RF Exposure Info

Download: PDF
FCCID_3378776

April 27, 2017

TUV SUD BABT
Octagon House, Concorde Way
Segensworth Rd N, Fareham
PO15 5RL

Attention: Director of Certification

RE: Analysis of RF Exposure for Portable and Mobile use per KDB 447498 D01 Mobile Portable General
RF Exposure Guidance v06 and RSS-102 Issue 5 March 2015.

FCC ID: 2ADLNXYGPS-01
IC: 12506A-XYGPS01


1. Limits

Limits for General Population/Uncontrolled Exposure (Title 47 Subpart J §2.1091 and KDB 447498 D01
referring to limits under §1.1310)

                           Electric Field           Electric Field          Power Density           Averaging Time
 Frequency Range
                           Strength (E)             Strength (H)                  (S)                 (minutes)
      (MHz)
                              (V/m)                    (A/m)                  (mW/cm2)
       0.3 - 1.34               614                     1.63                    *(100)                      30
       1.34 - 30               824/f                   2.19/f                  *(180/f2)                    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




         TÜV SÜD AMERICA INC 10040 Mesa Rim Road San Diego, CA 92121-2912 Phone: 858 678 1400 FAX: 858 546 0364


Limits for Devices Used by the General Public (Uncontrolled Environment (RSS-102 Issue 5 March 2015)

                           Electric Field                                                          Reference Period
 Frequency Range                                   Magnetic Field           Power Density
                             Strength                                                                 (minutes)
      (MHz)                                         (A/m rms)                  (W/m2)
                            (V/m rms)
      0.003 - 1021               83                       90                       -                      6**
        0.1 - 10                  -                     0.73/f                     -                      6**
        1.1 - 10               87/f0.5                     -                       -                       6
         10 - 20               27.46                    0.0728                     2                       6
         20 - 48            -58.07/f0.25             0.1540/f0.25             8.944/f0.5                   6
        48 - 300               22.06                   0.05852                  1.291                      6
       300 - 6000           3.142 f0.3417          0.008335 f.0.3417        0.02619 f0.6834                6
     6000 - 15000               61.4                    0.163                     10                       6
   15000 - 150000               61.4                    0.163                     10                   616000/f1.2
  150000 - 300000            0.158f0.5              4.21 x 10.-4 f0.5        6.67 x 10.-5 f            616000/f1.2
f is frequency in MHz
*Based on nerve stimulation (NS)
** Based on specific absorption rate (SAR)

2.   Mobile MPE Calculation Summary using a 44cm separation distance per FCC 2.1091::

      Mode (Worst Case)                        Output Power (dBm)                     Power Density (mW/cm2)
           Bluetooth                                    -3.45                                    0.0001
            GSM 850                                     26.51                                    0.1445
           GSM 1900                                     25.02                                    0.1320
           GPRS 850                                     26.62                                    0.1482
           GPRS 1900                                    25.01                                    0.1317

3.   Mobile MPE Calculation Summary using a 20cm separation distance per RSS-102 Issue 5:

      Mode (Worst Case)                        Output Power (dBm)                      Power Density (W/cm2)
           Bluetooth                                    -3.45                                     0.001
            GSM 850                                     26.51                                     1.445
           GSM 1900                                     25.02                                     1.320
           GPRS 850                                     26.62                                     1.482
           GPRS 1900                                    25.01                                     1.317

4.   Co-Located Transmitters transmission table:

        Transmitter type                         Transmitter type that can transmit at the same time
           Bluetooth                                                          GSM


         TÜV SÜD AMERICA INC 10040 Mesa Rim Road San Diego, CA 92121-2912 Phone: 858 678 1400 FAX: 858 546 0364


5.    Simultaneous Transmission MPE:

                                 MPE                         FCC Limit                            FCC MPE ratio
Transmitter type
                               (mw/cm2)                     (mW/cm2)                               (MPE/Limit)
     Bluetooth                  0.0001                        1.0000                                 0.0001
     GPRS 850                   0.1482                        1.0000                                 0.1482
                                            Sum of the ratios (should be <1.0)                       0.1483

                                                           MPE                     ISED Limit               Margin
             Transmitter type
                                                          (W/m2)                     (W/m2)                   (dB)
                Bluetooth                                  0.001                      5.409                 -38.79
                GPRS 850                                   1.482                      2.602                  -2.45
     Sum of MPE (Should be <min. limit)                    1.483                      2.602                 -1.119

6.    Mobile MPE Calculation using a 20cm separation distance (Bluetooth):

      Using Power Density formula:
                                                             PG
                                                       S=
                                                            4πR2

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

                    Maximum peak output power at antenna input terminal:                   -3.45           (dBm)
                    Maximum peak output power at antenna input terminal:                    0.45           (mW)
                                                         Antenna gain(typical):              -1            (dBi)
                                                       Maximum antenna gain:               0.794           (numeric)
                                                            Prediction distance:             20            (cm)
                                       Sourse Based Time Average Duty Cycle:                100            (%)
                                                          Prediction frequency:            2440            (MHz)
           FCC MPE limit for uncontrolled exposure at prediction frequency:                1.000           (mW/cm2)
           ISED MPE limit for uncontrolled exposure at prediction frequency:               5.409           (W/m2)
                                       Power density at prediction frequency:              0.001           (mW/cm2)
                                       Power density at prediction frequency:               0.01           (W/m2)
                                                    FCC Margin of Compliance:             -41.46           (dB)
                                                   ISED Margin of Compliance:             -38.79           (dB)




          TÜV SÜD AMERICA INC 10040 Mesa Rim Road San Diego, CA 92121-2912 Phone: 858 678 1400 FAX: 858 546 0364


7.   Mobile MPE Calculation using a 44cm separation distance (GPRS 850):

                      Maximum peak output power at antenna input terminal:               26.622           (dBm)
                      Maximum peak output power at antenna input terminal:               459.20           (mW)
                                                        Antenna gain(typical):             2.1            (dBi)
                                                      Maximum antenna gain:               1.622           (numeric)
                                                           Prediction distance:             20            (cm)
                                       Sourse Based Time Average Duty Cycle:               100            (%)
                                                         Prediction frequency:            836.6           (MHz)
             FCC MPE limit for uncontrolled exposure at prediction frequency:             1.000           (mW/cm2)
             ISED MPE limit for uncontrolled exposure at prediction frequency:            2.602           (W/m2)
                                       Power density at prediction frequency:            0.1482           (mW/cm2)
                                       Power density at prediction frequency:             1.482           (W/m2)
                                                   FCC Margin of Compliance:              -5.76           (dB)
                                                  ISED Margin of Compliance:              -2.45           (dB)


Sincerely,


Alex Chang
Name
Authorized Signatory
Title: EMC/Wireless Test Engineer




         TÜV SÜD AMERICA INC 10040 Mesa Rim Road San Diego, CA 92121-2912 Phone: 858 678 1400 FAX: 858 546 0364



Document Created: 2017-04-27 16:38:08
Document Modified: 2017-04-27 16:38:08

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