SAR Analysis Report

FCC ID: YOMMINITEL2010

RF Exposure Info

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FCCID_1715848

                        SAR ANALYSIS REPORT
                                FROM
                       RFI GLOBAL SERVICES LTD


                                         Test of: Mini Telemetry



                                       FCC ID: YOMMINITEL2010




                        To Spec: Apr. 23, 2012 KDB Draft 447498 DR01




                                        SAR Analysis Report V2.0

                        Version 2.0 Supersedes All Previous Versions


Checked By:                                                                             Richelieu Quoi

Issue Date:                                                                             24 May 2012

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SAR   Analysis Report                          Serial No: SAR Analysis   Report V2.0
Version 2.0                                                  Issue Date: 24 May 2012




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Page: 2 of 3                                              RFI Global Services Ltd.


SAR   Analysis Report                                           Serial No: SAR Analysis   Report V2.0
Version 2.0                                                                    Issue Date: 24 May 2012




1. Document for General SAR Test Reduction and Exclusion Guidance



Device Description:
Mini Telemetry system consists of a separate transmitter and receiver unit; the overall system is
intended to be a wireless means of transmitting physiological signals from pregnant women to a bed-
side fatal monitor.
The transmitter consists of connectors for 3 types of transducers namely pulsed Doppler (fetal heart
rate), Fetal ECG and uterine activity (tocotransducer - transducer used to measure uterine activity /
IUPC) are provided on the bottom side of the unit. The transducers are placed on ambulatory mother
and the unit is strapped to her using loops present on the top side of the transmitter.

The transmitter unit communicates with the receiver unit in the frequency range of 608-614 MHz
through radio module. The radio module is manufactured by Wood & Douglas. Connected to the
module is an integrated helical antenna present inside the transmitter. The receiver is in turn
connected to a bedside fetal monitor used to monitor the condition of the fetus. The communication
between the transmitter and receiver is unidirectional i.e. from transmitter to receiver.

To ensure the device complies to the RF exposure guidelines SAR analysis is carry out in this report
as per FCC Apr. 23, 2012 KDB draft 447498 DR01 item IV C 1 (ii) (a), and using 5 mm for the
minimum separation distance in the formula. This approach has been agreed with the FCC in a pre-
TCB KDB inquiry – 794004.

Transmitter Parameters:

Transmitter     Transmitter    Maximum        Receiver    Receiver       Modulation       Note   Duty
Channel         Frequency      Average        Channel     Frequency      scheme                  Factor
Number          (MHz)          power                      (MHz)
                               (mW)
0               608.025        4 mW           0           608.025        FSK           1, 2   100%
15              613.975        4 mW           15          613.975        FSK           1, 2   100%
Note:
1. The device is setup in “mode #1” which allows the transmitter powered up in normal operating
mode and transmitting data to receiver.
2. Power measured is conducted.
3. power tolerance = +/- 1.25

Calculation for SAR test exclusion considerations:
Equation used

[(max. power of channel, including tolerance, mW)/(min. separation distance, mm)] · [√f(GHz)] ≤ 3.0;

Check for channel 0;
( (4mW + 1.25mW) / 5mm) *(√0.608025) = 0.82

Check for channel 15;
((4mW + 1.25mW) / 5mm) *(√0.613975) = 0.82


Conclusion:
Both calculated values for channel 0 and 15 are below the threshold values of 3.0




Page: 3 of 3                                                                RFI Global Services Ltd.



Document Created: 2012-05-24 10:04:46
Document Modified: 2012-05-24 10:04:46

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