Declaration Letter for HAC 5.7

FCC ID: IHDT56YA2

Cover Letter(s)

Download: PDF
FCCID_4293733

                                    Motorola Mobility LLC
   Motorola Mobility LLC, 222 W. Merchandise Mart Plaza, Chicago, Illinois 60654, United
                                                         States
                                                  Tel: 847—687—6929



              Declaration — MIF for HAC RF Interference Evaluation
To whom it may concern:


This device, with FCC ID: IHDT56YA3, FCC ID: IHDT5S6YA2 , FCC ID: IHDTS6GYA1 Hearing Aid
Compatibility Requirement is going to be certified under ANSI C63.19 2011 version per Part 20.19.


For Radio Frequency Interference, Speag‘s Audio Interference Analyzer (AlIA) or other indirect or
direct measurement was not used to determine the M rating.


The M rating was determined by measuring the maximum steady state average E—field values in dB
(V/m) or average antenna input power as documented in HAC test report exhibit, and adding the
MIF value in dB. The MIF values below for the worst—case operation mode for all air interfaces are
pre—determined values provided by Speag.


FCC ID: IHDT56YA3
       UID                            Communication System Name                     MIFE(dB)

                                        GSM—FDD(’fDMA,GMSK)                         - 3.63

      10025                  —_     EDGE—FDD (TDMA, 8PSK, TN 0)                      3.75
      10460                            UMTS—FDD(WCDMA, AMR)                         —25,43

      10225                               UMTS—FDD (HSPA+)                          —20.39

      10081                             CDMA2Z2000 (1xRTT, RC3)                     —19.71

      10295                CDMA2000 (1xRTT, RC1 SO3, 1/8th Rate 25 fr.)__   _        3.26
      10403         ‘                 CDMAZQOO (1xEV—DO, Rev. 0)                    17.67
      10170                       LTE—FDD(SC—FDMA,1RB,20MHz,16—QAM)                  —9.176

      10172 _                LTE—TDD (SC—FDMA, 1 RB, 20 MHz, QPSK)              _    ~1.62
      10173                 LTE—TDD (SC—FDMA, 1 RB, 20 MHz, 16—QAM)                  —1.44

      10174                 LTE—TDD (SC—FDMA, 1 RB, 20 MHz, 64—QAM)                  —1,54

      10061     —           IEEE 802.11b WIFi 2.4 GHz (DSSS, 11 Mbps)                —2.02
      10077              IEEE 802.11g WIFi 2.4 GHz (DSSS/OFDM, 54 Mbps)              0.12

      10427             ~—IEEE 802.11n (HT Greeneld, 150 Mbps, 64—QAM)              ~13.44

      10069                 IEEE 802.11a/h WiFi 5. GHz (OFDM, 54 Mbps)              +315


FCC ID: IHDT56YA2
        UID                      Communication System Name                    l2(els))

       10021                        GSM—FDD(TDMA,GMSK)                         3.63

       10025                    EDGE—FDD (TDMA, 8PSK, TN 0)                    3.75

       10460                      UMTS—FDD(WCDMA, AMR)                       .—2543

       10225                          UMTS—FDD (HSPA+)                        —20.39
       10081                       CDMA2000 (1xRTT, RC3)                      ~19.71

       10295             CDMA2000 (1xRTT, RC1 $03, 1/8th Rate 25 fr.)          3.26

       16403                     CDMA2000 (1xEV—DO, Rev. 0)                   —17.67

       10170               LTE—FDD(SC—FDMA,1RB,20MHz,16—QAM)                  +9.76

       10172               LTE—TDD (SC—FDMA, 1 RB, 20 MHz, QPSK)               =1.62

       10173              LTE—TDD (SC—FDMA, 1 RB, 20 MHz, 16—QAM)              ~1.44

       10174              LTE—TDD (SC—FDMA, 1 RB, 20 MHz, 64—QAM)             ~1.54 _

       10061              I|EEE 802.11b WiFi 2.4 GHz (DSSS, 11 Mbps)          :=2.02

       10077           JEEE 802.11g WiFi 2.4 GHz (DSSS/OFDM, 54 Mbps)          0.12

       10427            I|EEE 802.11n (HT Greeneld, 150 Mbps, 64—QAM)         ~13.44

       10069              |EEE —802.11a/h WiIFi 5. GHz (OFDM, 54 Mbps)        —3.15

FCC ID: IHDT5S6YAL
        EHB)                     Communication System Name               v   MlF(dB)

       10021                       GSM—FDD{(TDMA,GMSK)                         3.63

       10025                    EDGE—FDD (TDMA, 8PSK, TN 0)                    3.75

       10460                      UMTS—FDD(WCDMA,; AMR)                       —25.43

       10225                         UMTS—FDD (HSPA+)                         —20.39

       10081                       CDMAZObO (1xRTT, RC3)                      —19.71

       10295             CDMA2000 (1xRTT, RC1.$03, 1/8th Rate 25 fr.)          3.26

       10403                     CDMA2000 (1xEV—DO, Rev. 0)                   —17.67

       10170               LTE—FDD(SC—FDMA, 1RB,20MHz,16—QAM)                 —9.76

       10061              IEEE 802.11b WiFi 2.4 GHz (DSSS, 11. Mbps)          —2.02

       10077           IEEE 802.11g WiFi 2.4 GHz (DSSS/OFDM, 54 Mbps)          0.12

       10427            [|EEE 802.11n (HT .Greeneld, 150 Mbps, 64—QAM)       ~13.44

       10069             J|EEE 802.11a/h WiFi 5 GHz (OFDM, 54.Mbps)           —3.15

We are confirming that the Speag simulation provided represents all the air interface modes
applicable for a HAC rating for this handset.
Sincerely,




Jeff Narducci
narducci@motorola.com



Document Created: 2019-06-01 04:38:01
Document Modified: 2019-06-01 04:38:01

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