1 km is a long distance, so the lower frequency, the less pathloss. Use maximum tx gain and rx gain. And the distance may highly depend on the environment. Is there buildings, trees, or just a blank space?
Lin 2013/8/15 dilip thapa <palpa5b...@hotmail.com> > Hi, > > I am using usrp2 and gnuradio 3.3.0. > I want to use benchmark_tx.py as transmitter and benchmark_rx.py as > receiver. > so that multiple receiver at distance of around 1 KM should get good > signal strength. > > So could you please let me know the best options for tx and rx waveform, > so I could get the maximum range of coverage. > best options means: > > transmitter frequency, tx gain, tx amplitude and rx-gain, if there is any > other then let me know. > > I need this to do spectrum sensing with energy detection. > > with Thanks, > Dilip > > _______________________________________________ > USRP-users mailing list > usrp-us...@lists.ettus.com > http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com > >
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