03 FCC RF Exposure_DSS

FCC ID: ACJ932AT1804

RF Exposure Info

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FCCID_4053444

                                 RF Exposure / MPE Calculation

           No.                        :    12443390S-A
           Applicant                  :    Panasonic Corporation
           Type of Equipment          :    Car Audio System
           Model No.                  :    AT1804
           FCC ID                     :    ACJ932AT1804


Panasonic Corporation declares that Model: AT1804 complies with FCC radiation exposure
requirement specified in the FCC Rule 2.1091 (for mobile).

RF Exposure Calculations:

The following information provides the minimum separation distance for the highest gain antenna
provided with the “AT1804“ as calculated from (B) Limits for General Population / Uncontrolled
Exposure of TABLE 1- LIMITS FOR MAXIMUM PERMISSIBLE EXPOSURE (MPE) of
§1.1310 Radiofrequency radiation exposure limits.

This calculation is based on the highest EIRP possible from the system,
considering maximum power and antenna gain, and considering a 1mW/cm^2 uncontrolled
exposure limit. The Friis formula used was:
                 PG
          S 
                4  r2
Where
    P=       0.52 mW (Maximum average output power)
        Time average was used for the above value in consideration of 6-minutes time-averaging
        Burst power average was used for the above value in consideration of worst condition.
     G=    1.288 Numerical Antenna gain; equal to 1.1 dBi
     r=        20 cm (Separation distance)


   Power Density Result S =      0.00013 mW/cm2


Even taking into account the tolerance, this device can be satisfied with the limits.



Document Created: 2018-10-17 13:05:42
Document Modified: 2018-10-17 13:05:42

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