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Sunny Telecom Services Limited

Sunny Telecom Services Limited

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Outdoor Repeater Design

Coverage Calculation
TypeTotal Power, P(dBm)Distance with
1 channel, d(km)
Distance with
4 channels, d(km)
Sunny Products
VHF (150MHz)3312663VHF Series
37200100
40282141
43299200
UHF (350MHz)335427UHF Series
378542
4012160
4317185
TETRA (450MHz)23136TETRA Series
282311
376633
iDEN (870MHz)373417iDEN Series
GSM900 (960MHz)4362312/3/4G Series
DCS1800 (1880MHz)433115
LTE1800 (1880MHz)1852
WCDMA2100 (2170MHz)3384
LTE2600 (2680MHz)1831

Remark:
Assume VHF, UHF, TETRA, IDEN and 2G/3G mobile phone standard receive power = -85dBm
Assume 3G Pilot Channel Power is +33dBm@+43dBm total output power. 
Assume LTE RFP Signal = +18dBm@+43dBm total output power, mobile phone standard receive power = -95dBm
Free Space Loss=20log(d)+20log(f)+32.44, where d is distance in km, f is frequency in MHz
Calculation are assume in open area and only an estimate example, results might vary in different actual condition and situation. 

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