I can testify to Warren's comments. I've got an Adafruit Breakout Board that I hook up to my computer from time to time, and it marches all around the neighborhood on the map looking for my house. =) Eventually my timing antenna will go up in the attic, just under the peak.
Bob - AE6RV >________________________________ > From: WarrenS <[email protected]> >To: Discussion of precise time and frequency measurement <[email protected]> >Sent: Wednesday, September 11, 2013 12:10 PM >Subject: Re: [time-nuts] New NTBW50AA > > > >Dave > >With your GPS Antenna sitting underneath all those multipath reflectors (the >other antenna's above it), >That is far from optimal from a time-nut standpoint if you are trying to get >the best performance possible. >Should strive for no metal or reflective surfaces above the GPS antenna in any >direction. > >ws > >********************* > >----- Original Message ----- From: "quartz55" >To: "Discussion of precise time and frequency measurement" <[email protected]> >Subject: Re: [time-nuts] New NTBW50AA > > >Thanks Charles, > >I'm not certain myself it it's the temp chip or the way LH handles the >information. It doesn't matter like you say, there's no use doing any >measurements with the unit unlocked. > >Otherwise here is a trace while I moved the antenna. Any comments on how it >reacted in holdover? >http://i251.photobucket.com/albums/gg287/DogTi/time/holdover_zps35d7e81b.jpg >And here is where the antenna is now, this is looking straight north, so the >sky behind me is nearly clear to the horizon and straight up isn't bad either. >http://i251.photobucket.com/albums/gg287/DogTi/time/gpsant_zps2963365a.jpg > >Dave >N3DT > >_______________________________________________ >time-nuts mailing list -- [email protected] >To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >and follow the instructions there. > > > _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
