Declaration of HAC MIF

FCC ID: IHDT56XP2

Cover Letter(s)

Download: PDF
FCCID_4075418

                                Motorola Mobility LLC
             222 W. Merchandise Mart Plaza, Chicago, IIlinois 60654, United States
                                  Tel: 847—687—6929 ; Fax: 954—337—2377



             Declaration — MIF for HAC RF Interference Evaluation

To whom it may concern:


The device, with FCC ID: IHDT56@XP2 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 (AIA) 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 betow for the worst—case operation mode for all air interfaces are
pre—determined values provided by Speag.


                7                  f:, Cor'fifiiujhiqa,   j                     1 MlF(dB) _ 3
                    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
                    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   1EEE 802.11g WiFi 2.4 GHz (DSSS/OFDM, 54 Mbps)         0.12
                    10427    |_1EEE 802.11n (HT Greeneld, 150 Mbps, 64—QAM)       1344
                    10069      IEEE 802.f1a/h WiFi 5 GHz (OFDM, 54 Mbps)           "315

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


Sincerely,

   yz           \.](*}             4


Jeff Narducci
narducci@motorola.com



Document Created: 2019-03-26 13:22:56
Document Modified: 2019-03-26 13:22:56

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