MPE

FCC ID: OWS-NIC44

RF Exposure Info

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FCCID_1915743

Sheet1 Silver Spring Networks FCC ID: OWS-NIC44 896 - 928 MHz Calculate mW/cm2 here. Enter frequency in MHz: Electric Meter Mesh Network Radio RF Hazard Distance Calculation Calculation of Limits from 1.1310 Table 1 Controlled Uncontrolled Ave 6 min Ave 30 min mW/cm2 from Table1: 0.60 F(MHz) Actual F, MHz Occ, mW/c2 Gen, mW/cm2 0.3-3 0.5 100.0 100.0 Max RF Power TX Antenna MPE distance S, mW/cm@ Comment 3.0 - 30.0 5 180.0 36.0 P, dBm G, dBi cm at MPE distance 30.0-300 55 1.0 0.2 300-1500 896 3.0 0.60 29.95 6.00 22.8 0.6000 1500-100000 5555 5.0 1.0 Enter P(mW) Equivalent dBm Enter dBm Equivalent Watts Basis of Calculations: 895.4 29.52 29.52 895.4 E^2/3770 = S, mW/cm2 E, V/m = (Pwatts*Ggain*30)^.5/d, meters d = ((Pwatts*G*30)/3770*S))^0.5 Pwatts*Ggain = 10^(PdBm-30+GdBi)/10) S@20cm = 20 log (MPE dist/20cm) NOTE: For mobile or fixed location transmitters, minimum separation distance is for FCC compliance is 20 cm, even if calculations indicate MPE distance is less Page 1


Document Created: 0260-10-22 00:00:00
Document Modified: 0260-10-22 00:00:00
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