RF exposure

FCC ID: 2AFWN-ELH75GF

RF Exposure Info

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FCCID_4486943

CTK Co., Ltd. (Ho-dong), 113, Yejik-ro, Cheoin-gu, Yongin-si, Gyeonggi-do, Korea Tel: +82-31-339-9970 Fax: +82-31-624-9501 www.e-ctk.com RF EXPOSURE EVALUATION FCC ID : 2AFWN-ELH75GF Standard Requirement The following FCC Rule Parts and procedures are applicable : Part 1.1310 Radiofrequency radiation exposure limits Part 2.1091 Radiofrequency radiation exposure evaluation : Mobile device KDB447498 D01 v06 Mobile and Portable Devices RF Exposure Procedures and Equipment Authorization Policies Table 1 below sets forth limits for Maximum Permissible Exposure (MPE) to radiofrequency electromagnetic fields. Table 1—Limits for Maximum Permissible Exposure (MPE) Frequency range Electric field strength Magnetic field strength Power density Averaging time (MHz) (V/m) (A/m) (mW/cm2) (minutes) (A) Limits for Occupational/Controlled Exposure 0.3-3.0 614 1.63 *100 6 2 3.0-30 1842/f 4.89/f *900/f 6 30-300 61.4 0.163 1.0 6 300-1,500 f/300 6 1,500-100,000 5 6 (B) Limits for General Population/Uncontrolled Exposure 0.3-1.34 614 1.63 *100 30 2 1.34-30 824/f 2.19/f *180/f 30 30-300 27.5 0.073 0.2 30 300-1,500 f/1500 30 1,500-100,000 1.0 30 f = frequency in MHz * = Plane-wave equivalent power density Page 1 of 2

CTK Co., Ltd. (Ho-dong), 113, Yejik-ro, Cheoin-gu, Yongin-si, Gyeonggi-do, Korea Tel: +82-31-339-9970 Fax: +82-31-624-9501 www.e-ctk.com MPE calculation S = EIRP / (4πR2) Where S : Power density EIRP : P x G P : Maximum transmitter power G : Antenna gain R : distance to the centre of radiation of the antenna EUT RF Exposure P : 2.73 dBm (1.875 mW) G : 0.70 (x 1.175) R : 20 cm S = 0.0044 mW/cm2 Conclusion This confirms compliance to the required Radio frequency radiation exposure limit. Page 2 of 2


Document Created: 2019-10-27 10:40:18
Document Modified: 2019-10-27 10:40:18
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