RF Exposure Info.pdf

FCC ID: HDCWLAN192XF1

RF Exposure Info

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FCCID_1930174

                                    RF EXPOSURE REPORT

                            REPORT NO.:                    SA120618C25D
                              MODEL NO.:                   BSAP-1920, BSAP-1925
                                       FCC ID:             HDCWLAN192XF1
                                 RECEIVED:                 Jun. 18, 2012
                                     TESTED:               Aug. 11 ~ Aug. 17, 2012
                                                           Sep. 05 ~ Oct. 11, 2012
                                                           Oct. 23 ~ Oct. 24, 2012
                                      ISSUED:              Oct. 29, 2012



                              APPLICANT: Adtran

                                 ADDRESS: 901 Explorer Boulevard Huntsville Alabama
                                          United States



                               ISSUED BY: Bureau Veritas Consumer Products Services
                                          (H.K.) Ltd., Taoyuan Branch

                        LAB ADDRESS: No. 47, 14th Ling, Chia Pau Vil., Lin Kou Dist.,
                                     New Taipei City, Taiwan, R.O.C.

                    TEST LOCATION: No. 19, Hwa Ya 2nd Rd, Wen Hwa Tsuen, Kwei
                                   Shan Hsiang, Taoyuan Hsien 333, Taiwan, R.O.C.




This report is for your exclusive use. Any copying or replication of this report to or for any other person or entity, or use of our name or trademark, is
permitted only with our prior written permission. This report sets forth our findings solely with respect to the test samples identified herein. The results set
forth in this report are not indicative or representative of the quality or characteristics of the lot from which a test sample was taken or any similar or
identical product unless specifically and expressly noted. Our report includes all of the tests requested by you and the results thereof based upon the
information that you provided to us. You have 60 days from date of issuance of this report to notify us of any material error or omission caused by our
negligence, provided, however, that such notice shall be in writing and shall specifically address the issue you wish to raise. A failure to raise such issue
within the prescribed time shall constitute your unqualified acceptance of the completeness of this report, the tests conducted and the correctness of the
report contents. Unless specific mention, the uncertainty of measurement has been explicitly taken into account to declare the compliance or
non-compliance to the specification.

 Report No.: SA120618C25D                                                    1 of 6                                      Report Format Version 5.0.0
 Reference No.: 120618C25, 121023C05


                                         TABLE OF CONTENTS

RELEASE CONTROL RECORD ................................................................................................ 3
1.       CERTIFICATION ............................................................................................................. 4
2.       RF EXPOSURE ............................................................................................................... 5
2.1      LIMITS FOR MAXIMUM PERMISSIBLE EXPOSURE (MPE) ......................................... 5
2.2      MPE CALCULATION FORMULA .................................................................................... 5
2.3      CLASSIFICATION ........................................................................................................... 5
2.4      CALCULATION RESULT OF MAXIMUM CONDUCTED POWER .................................. 6




Report No.: SA120618C25D                                        2 of 6                                 Report Format Version 5.0.0
Reference No.: 120618C25, 121023C05


                                RELEASE CONTROL RECORD

 ISSUE NO.             REASON FOR CHANGE                     DATE ISSUED
 SA120618C25D          Original release                      Oct. 29, 2012




Report No.: SA120618C25D                   3 of 6        Report Format Version 5.0.0
Reference No.: 120618C25, 121023C05


1. CERTIFICATION

            PRODUCT: Wireless 802.11abgn Access Point
          MODEL NO.: BSAP-1920, BSAP-1925
                BRAND: Adtran
          APPLICANT: Adtran
               TESTED: Aug. 11 ~ Aug. 17, 2012
                               Sep. 05 ~ Oct. 11, 2012
                               Oct. 23 ~ Oct. 24, 2012
      TEST SAMPLE: ENGINEERING SAMPLE
        STANDARDS: FCC Part 2 (Section 2.1091)
                               FCC OET Bulletin 65, Supplement C (01-01)
                               IEEE C95.1



 The above equipment (model: BSAP-1920, BSAP-1925) has been tested by Bureau
 Veritas Consumer Products Services (H.K.) Ltd., Taoyuan Branch, and found
 compliance with the requirement of the above standards. The test record, data
 evaluation & Equipment Under Test (EUT) configurations represented herein are true
 and accurate accounts of the measurements of the sample’s EMC characteristics
 under the conditions specified in this report.




   PREPARED BY

                           :                                     , DATE :   Oct. 29, 2012
                               Pettie Chen / Senior Specialist


   APPROVED BY             :                                     , DATE :   Oct. 29, 2012
                                      Ken Liu / Manager




Report No.: SA120618C25D                            4 of 6                  Report Format Version 5.0.0
Reference No.: 120618C25, 121023C05


2. RF EXPOSURE
2.1    LIMITS FOR MAXIMUM PERMISSIBLE EXPOSURE (MPE)

   FREQUENCY           ELECTRIC FIELD MAGNETIC FIELD POWER DENSITY        AVERAGE TIME
   RANGE (MHz)         STRENGTH (V/m) STRENGTH (A/m)   (mW/cm2)             (minutes)
                 LIMITS FOR GENERAL POPULATION / UNCONTROLLED EXPOSURE
      300-1500                  …          …              F/1500                  30
   1500-100,000                 …          …               1.0                    30

F = Frequency in MHz


2.2    MPE CALCULATION FORMULA

Pd = (Pout*G) / (4*pi*r2)
where
Pd = power density in mW/cm2
Pout = output power to antenna in mW
G = gain of antenna in linear scale
Pi = 3.1416
R = distance between observation point and center of the radiator in cm


2.3    CLASSIFICATION

The antenna of this product, under normal use condition, is at least 20cm away from the
body of the user. So, this device is classified as Mobile Device.




Report No.: SA120618C25D                   5 of 6                  Report Format Version 5.0.0
Reference No.: 120618C25, 121023C05


2.4    CALCULATION RESULT OF MAXIMUM CONDUCTED POWER


 FREQUENCY                            ANTENNA                               POWER
                   MAX POWER                             DISTANCE                               LIMIT
    BAND                                GAIN                               DENSITY
                     (dBm)                                  (cm)                              (mW/cm2)
    (MHz)                               (dBi)                              (mW/cm2)
   2412-2462            27.48              3                  20             0.222                 1

   5180-5240            16.68              4                  20             0.023                 1

   5745-5825            27.35              4                  20             0.271                 1



CONCULSION:
Both of the WLAN 2.4G & 5.0G can transmit simultaneously, the formula of calculated the MPE is:
CPD1 / LPD1 + CPD2 / LPD2 + ……etc. < 1
CPD = Calculation power density
LPD = Limit of power density
1. WLAN 2.4G + WLAN 5.0G = 0.222 + 0.271 = 0.493
Therefore, the maximum calculation of this situation is 0.493, which is less than the “1” limit.




Report No.: SA120618C25D                             6 of 6                          Report Format Version 5.0.0
Reference No.: 120618C25, 121023C05



Document Created: 2013-04-02 17:12:50
Document Modified: 2013-04-02 17:12:50

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