> > Hi Jeffrey, > > thanks for the advice. The standard power of USRP2 should be enough > for me, if I really get it :) > In the specifications for XCVR2450 it says 100mW or 20 dBm. > The jamming is already working, but a bit more power would be fine ;) > > Yesterday I moved the micaz node around my USRP2 to find the maximum. > I couldn't get more than -13 dBm even with my micaz nearly touching > the antenna of the USRP2. > > I used 30 dB gain at sink (just to be safe) and an amplitude of 1 > again (so 21+ dB gain would have been about equal then). > > Is there something I could do softwarewise to get more than about -13 > dBm? (another amplitude, samp_rate, interpolation ...) Doing something > wrong hardware or softwarewise? Perhabs the micaz RSSI value isn't > exact enough? > I don't expect exactly 20 dBm at the micaz, but it should be more than > -13 dBm with the micaz just about 1cm distance to antenna, shouldn't > it? > > Regards, > Sven Oliver > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > http://lists.gnu.org/mailman/listinfo/discuss-gnuradio > > > For an isotopic radiator received power is proportional to the inverse cube of the distance. Plus your receive antenna won't be 100% efficient, etc. For ordinary radios a received signal of -13dBm is *thundering* strong.
-- Principal Investigator Shirleys Bay Radio Astronomy Consortium http://www.sbrac.org _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org http://lists.gnu.org/mailman/listinfo/discuss-gnuradio
