RF_Expsoure_Report

FCC ID: 2AQ9M-SLR1100

RF Exposure Info

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FCCID_4033651

                                     FCC RF Exposure
FCC ID: 2AQ9M-SLR1100
Applicant: Beijing Silion Technology Corp.,Ltd.
Exposure category: General population/uncontrolled environment
EUT Type: Production Unit
Device Type: RFID reader
Refer Standard: FCC Part 2.1091: Radio Frequency (RF) Exposure Compliance of Radio
communication Apparatus (All Frequency Bands)

FCC MPE Limited:
                      Limits for General Population/Uncontrolled Exposure
  Frequency Range       Electric Field     Magnetic Field      Power Density      Averaging Time
       (MHz)           Strength (V/m)      Strength (A/m)       (mW/cm2)            (minutes)
      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

Test Data

Predication of MPE limit at a given 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,
                        the power gain factor, is normally numeric gain.
      R = distance to the center of radiation of the antenna (appropriate units, e.g., cm)

Antenna Gain information
       Antenna Gain: 2dBi


Conducted Output Power Results


                              Test        Frequency
                                                         RF Power(dBm)
                            Channel         (MHz)
                              1            902.75              29.407
                              26           915.25              29.286
                              50           927.25              28.212


Calculation results: pass


                      Frequency            RF           Result      Limit
                        (MHz)         distance(cm)    (mW/cm2)    (mW/cm2)
                        902.75            20           0.275        0.602
                        915.25            20           0.268        0.610
                        927.25            20           0.209        0.618



Document Created: 2018-09-18 09:40:37
Document Modified: 2018-09-18 09:40:37

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