PL0¶
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pylayers.antprop.loss.PL0(fGHz, GtdB=0, GrdB=0, R=1)[source]¶ Path Loss at frequency fGHZ @ R
- fGHz: float
frequency GHz
- GtdB: float
transmitting antenna gain dB (default 0 dB)
- GrdB: float
receiving antenna gain dB (default 0 dB)
- Rfloat
distance in m
- PL0float
path @ R
\[PL_0 = -20 log_{10}(\frac{\lambda}{4\pi}) - GtdB -GrdB\]>>> fGHz = 2.4 >>> PL = PL0(fGHz) >>> assert (PL<41)&(PL>40),"something wrong"