Test Report 2

FCC ID: RAX7904WBRA-N

Test Report

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FCCID_869659

CH6




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802.11g OFDM MODULATION:
  MODULATION TYPE            BPSK                        TRANSFER RATE    6Mbps
  INPUT POWER                                            ENVIRONMENTAL    26deg.C, 68%RH,
                             120Vac, 60 Hz
  (SYSTEM)                                               CONDITIONS       955hPa
  TESTED BY                  Phoenix Huang



                    CHANNEL
                                       6dB BANDWIDTH           MINIMUM LIMIT
  CHANNEL          FREQUENCY                                                       PASS / FAIL
                                            (MHz)                  (MHz)
                      (MHz)

       1                  2412               16.5                   0.5                PASS

       6                  2437               16.65                  0.5                PASS

       11                 2462               16.5                   0.5                PASS




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 DRAFT 802.11n (20MHz) OFDM MODULATION:

  MODULATION TYPE            BPSK                      TRANSFER RATE        6.5Mbps
  INPUT POWER                                          ENVIRONMENTAL        26deg.C, 68%RH,
                             120Vac, 60 Hz
  (SYSTEM)                                             CONDITIONS           955hPa
  TESTED BY                  Phoenix Huang




                 CHANNEL              6dB BANDWIDTH (MHz)          MINIMUM
  CHANNEL                                                                           PASS / FAIL
              FREQUENCY (MHz)                                     LIMIT (MHz)
                                       CHAIN(0)        CHAIN(1)

       1                  2412           17.6            17.7         0.5               PASS

       6                  2437          17.65            17.5         0.5               PASS

      11                  2462          17.55           17.65         0.5               PASS




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  DRAFT 802.11n (40MHz) OFDM MODULATION:

  MODULATION TYPE            BPSK                      TRANSFER RATE        13.5Mbps
  INPUT POWER                                          ENVIRONMENTAL        26deg.C, 68%RH,
                             120Vac, 60 Hz
  (SYSTEM)                                             CONDITIONS           955hPa
  TESTED BY                  Phoenix Huang




                 CHANNEL              6dB BANDWIDTH (MHz)          MINIMUM
  CHANNEL                                                                           PASS / FAIL
              FREQUENCY (MHz)                                     LIMIT (MHz)
                                       CHAIN(0)        CHAIN(1)

       1                  2422           35.6            36.1         0.5               PASS

       4                  2437           35.7            35.8         0.5               PASS

       7                  2452           35.9            35.9         0.5               PASS




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 4.4    MAXIMUM PEAK OUTPUT POWER

4.4.1 LIMITS OF MAXIMUM PEAK OUTPUT POWER MEASUREMENT
The Maximum Peak Output Power Measurement is 30dBm.
4.4.2 INSTRUMENTS

Description & Manufacturer             Model No.       Serial No.       Calibrated Until

R&S SPECTRUM ANALYZER                  FSP40           100037           Nov. 08, 2007


Agilent SIGNAL GENERATOR               E8257C          MY43320668       Dec. 07, 2007


TEKTRONIX OSCILLOSCOPE                 TDS380          B016335          Aug. 15, 2008


NARDA DETECTOR                         4503A           FSCM99899        NA


NOTE:
The calibration interval of the above test instruments is 12 months and the calibrations are
traceable to NML/ROC and NIST/USA.




Report No.: RF960726H09                          72                           Report Format Version 2.0.6


4.4.3 TEST PROCEDURES

1. A detector was used on the output port of the EUT. An oscilloscope was used to
   read the response of the detector.
2. Replaced the EUT by the signal generator. The center frequency of the S.G was
   adjusted to the center frequency of the measured channel.
3. Adjusted the power to have the same reading on oscilloscope. Record the power
   level.



4.4.4 DEVIATION FROM TEST STANDARD

No deviation

4.4.5 TEST SETUP




                                                         OSCILLOSCOPE
             EUT or S.G           DETECTOR




4.4.6 EUT OPERATING CONDITIONS

Same as Item 4.3.6




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4.4.7 TEST RESULTS

 802.11b DSSS MODULATION:

 MODULATION TYPE             CCK                     TRANSFER RATE        11Mbps
 INPUT POWER                                         ENVIRONMENTAL        26deg.C, 68%RH,
                             120Vac, 60 Hz
 (SYSTEM)                                            CONDITIONS           955hPa
 TESTED BY                   Phoenix Huang


                     CHANNEL
                                   PEAK POWER PEAK POWER PEAK POWER
    CHANNEL         FREQUENCY                                                     PASS / FAIL
                                   OUTPUT (mW) OUTPUT (dBm) LIMIT (dBm)
                       (MHz)

         1                2412        117.490         20.70          30              PASS

         6                2437       131.826          21.20          30              PASS

        11                2462       123.027          20.90          30              PASS




 802.11g OFDM MODULATION:

 MODULATION TYPE            BPSK                     TRANSFER RATE        6Mbps
 INPUT POWER                                         ENVIRONMENTAL        26deg.C, 68%RH,
                            120Vac, 60 Hz
 (SYSTEM)                                            CONDITIONS           955hPa
 TESTED BY                  Phoenix Huang


                     CHANNEL
                                   PEAK POWER PEAK POWER PEAK POWER
    CHANNEL         FREQUENCY                                                     PASS / FAIL
                                   OUTPUT (mW) OUTPUT (dBm) LIMIT (dBm)
                       (MHz)

         1                2412       104.713          20.20          30              PASS

         6                2437       107.152          20.30          30              PASS

        11                2462        93.325          19.70          30              PASS




Report No.: RF960726H09                         74                          Report Format Version 2.0.6


 DRAFT 802.11n (20MHz) OFDM MODULATION:

 MODULATION TYPE              BPSK                         TRANSFER RATE             6.5Mbps
 INPUT POWER                                               ENVIRONMENTAL             26deg.C, 68%RH,
                              120Vac, 60 Hz
 (SYSTEM)                                                  CONDITIONS                955hPa
 TESTED BY                    Phoenix Huang


                                                PEAK POWER OUTPUT           TOTAL    TOTAL     PEAK
           CHANNEL    PEAK POWER OUTPUT (mW)
                                                         (dBm)              PEAK     PEAK    POWER     PASS /
CHANNEL FREQUENCY
                                                                            POWER    POWER     LIMIT   FAIL
             (MHz)
                          CHAIN(0)   CHAIN(1)   CHAIN(0)         CHAIN(1)    (mW)    (dBm)    (dBm)


    1        2412         67.61       77.62     18.30             18.90     145.23   21.6       30     PASS

    6        2437         89.13       87.10     19.50             19.40     176.23   22.5       30     PASS

   11        2462         74.13       85.11     18.70             19.30     159.24   22.0       30     PASS




 DRAFT 802.11n (40MHz) OFDM MODULATION:

 MODULATION TYPE              BPSK                         TRANSFER RATE             13.5Mbps
 INPUT POWER                                               ENVIRONMENTAL             26deg.C, 68%RH,
                              120Vac, 60 Hz
 (SYSTEM)                                                  CONDITIONS                955hPa
 TESTED BY                    Phoenix Huang


                                                PEAK POWER OUTPUT           TOTAL    TOTAL     PEAK
           CHANNEL    PEAK POWER OUTPUT (mW)
                                                         (dBm)              PEAK     PEAK    POWER     PASS /
CHANNEL FREQUENCY
                                                                            POWER    POWER     LIMIT   FAIL
             (MHz)
                          CHAIN(0)   CHAIN(1)   CHAIN(0)         CHAIN(1)    (mW)    (dBm)    (dBm)


    1        2422         56.23       57.54     17.50             17.60     113.77   20.6       30     PASS

    4        2437         77.62       74.13     18.90             18.70     151.75   21.8       30     PASS

    7        2452         39.81       46.77     16.00             16.70     86.58    19.4       30     PASS




Report No.: RF960726H09                             75                                 Report Format Version 2.0.6


 4.5    POWER SPECTRAL DENSITY MEASUREMENT



4.5.1 LIMITS OF POWER SPECTRAL DENSITY MEASUREMENT
The Maximum of Power Spectral Density Measurement is 8dBm.
4.5.2 TEST INSTRUMENTS

Description & Manufacturer          Model No.      Serial No.      Calibrated Until

R&S SPECTRUM ANALYZER               FSP40          100037          Sep. 06, 2008


NOTE:
 1.The measurement uncertainty is less than +/- 2.6dB, which is calculated as per the NAMAS
   document NIS81. This uncertainty represents an expanded uncertainty expressed at
   approximately the 95% confidence level using a coverage factor of k=2.
 2.The calibration interval of the above test instruments is 12 months and the calibrations
   are traceable to NML/ROC and NIST/USA.




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4.5.3 TEST PROCEDURE

The transmitter output was connected to the spectrum analyzer through an
attenuator, the bandwidth of the fundamental frequency was measured with the
spectrum analyzer using 3kHz RBW and 30kHz VBW, set sweep time = span/3kHz.
The power spectral density was measured and recorded.
The sweep time is allowed to be longer than span/3kHz for a full response of the
mixer in the spectrum analyzer.



4.5.4 DEVIATION FROM TEST STANDARD
No deviation



4.5.5 TEST SETUP




                   EUT                          SPECTRUM
                                                ANALYZER




4.5.6 EUT OPERATING CONDITION

Same as Item 4.3.6




Report No.: RF960726H09                77                      Report Format Version 2.0.6


4.5.7 TEST RESULTS

 802.11b DSSS MODULATION:

  MODULATION TYPE            CCK                          TRANSFER RATE    11Mbps
  INPUT POWER                                             ENVIRONMENTAL    26deg.C, 68%RH,
                             120Vac, 60 Hz
  (SYSTEM)                                                CONDITIONS       955hPa
  TESTED BY                  Phoenix Huang



                    CHANNEL
                                     RF POWER LEVEL IN           MAXIMUM LIMIT
   CHANNEL         FREQUENCY                                                      PASS / FAIL
                                       3kHz BW (dBm)                 (dBm)
                     (MHz )


        1                 2412               -4.84                     8              PASS

        6                 2437               -4.62                     8              PASS

        11                2462               -4.38                     8              PASS


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802.11g OFDM MODULATION:

  MODULATION TYPE            BPSK                      TRANSFER RATE    6Mbps
  INPUT POWER                                          ENVIRONMENTAL    26deg.C, 68%RH,
                             120Vac, 60 Hz
  (SYSTEM)                                             CONDITIONS       955hPa
  TESTED BY                  Phoenix Huang



                    CHANNEL
                                     RF POWER LEVEL IN        MAXIMUM LIMIT
   CHANNEL         FREQUENCY                                                    PASS / FAIL
                                       3kHz BW (dBm)              (dBm)
                     (MHz )


        1                 2412               -11.50                 8              PASS

        6                 2437               -11.93                 8              PASS

        11                2462               -12.01                 8              PASS


CH1




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 DRAFT 802.11n (20MHz) OFDM MODULATION:
  MODULATION TYPE            BPSK                     TRANSFER RATE       6.5Mbps
  INPUT POWER                                         ENVIRONMENTAL       26 deg.C, 68%RH,
                             120Vac, 60 Hz
  (SYSTEM)                                            CONDITIONS          955hPa
  TESTED BY                  Phoenix Huang


                                     RF POWER LEVEL IN 3kHz
                    CHANNEL
                                           BW (dBm)               MAXIMUM
   CHANNEL         FREQUENCY                                                     PASS / FAIL
                                                                 LIMIT (dBm)
                     (MHz )
                                      CHAIN(0)        CHAIN(1)

        1                 2412          -14.11         -13.40         8              PASS

        6                 2437         -12.90          -11.84         8              PASS

        11                2462         -12.63          -11.99         8              PASS


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For Chain (1): CH1




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  DRAFT 802.11n (40MHz) OFDM MODULATION:

  MODULATION TYPE            BPSK                     TRANSFER RATE       13.5Mbps
  INPUT POWER                                         ENVIRONMENTAL       26deg.C, 68%RH,
                             120Vac, 60 Hz
  (SYSTEM)                                            CONDITIONS          955hPa
  TESTED BY                  Phoenix Huang


                                     RF POWER LEVEL IN 3kHz
                    CHANNEL
                                           BW (dBm)               MAXIMUM
   CHANNEL         FREQUENCY                                                     PASS / FAIL
                                                                 LIMIT (dBm)
                     (MHz )
                                      CHAIN(0)        CHAIN(1)

        1                 2422         -16.00          -15.62         8              PASS

        4                 2437         -15.62          -15.34         8              PASS

        7                 2452         -16.34          -15.83         8              PASS


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 4.6    BAND EDGES MEASUREMENT

4.6.1 LIMITS OF BAND EDGES MEASUREMENT
Below –20dB of the highest emission level of operating band (in 100KHz
Resolution Bandwidth).
4.6.2 TEST INSTRUMENTS

Description & Manufacturer          Model No.      Serial No.      Calibrated Until

R&S SPECTRUM ANALYZER               FSP40          100037          Sep. 06, 2008


NOTE:
 1.The measurement uncertainty is less than +/- 2.6dB, which is calculated as per the NAMAS
   document NIS81. This uncertainty represents an expanded uncertainty expressed at
   approximately the 95% confidence level using a coverage factor of k=2.
 2.The calibration interval of the above test instruments is 12 months and the calibrations
   are traceable to NML/ROC and NIST/USA.




4.6.3 TEST PROCEDURE


The transmitter output was connected to the spectrum analyzer via a low lose
cable. Set both RBW and VBW of spectrum analyzer to 100kHz with suitable
frequency span including 100 MHz bandwidth from band edge. The band edges
was measured and recorded.

The spectrum plots (RBW = VBW = 100kHz) are attached on the following pages.




Report No.: RF960726H09                      90                         Report Format Version 2.0.6



Document Created: 2007-11-16 08:02:46
Document Modified: 2007-11-16 08:02:46

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