I would add that one could run the experiment over a full year. Antonio I8IOV
I wrote: > >Looking at fig. 4 at >http://arxiv.org/PS_cache/physics/pdf/0608/0608205v1.pdf >I still doubt that the De Witte results would be so simply dismissed. >The experiment started on early June and ended on late November, and the >temperature cycle over such a period is not a ramp, still having to cross the >warmest months before starting to drop. >The De Witte cable was buried, but how deep is not mentioned. >I would see the experiment repeated. >Antonio I8IOV > >tvb wrote: > >>Hi Steven, >> >>You can contact me off-line about this if you want more information. >> >>Being someone with plenty of cesium clocks I looked into his claims in the >late 90's. His cables and electronics were not at all temperature compensated. >It's a simple mistake we all make at one point or another in our time-nuts >career. >> >>Once you deal with tempco correctly no one has problems like he saw, whether >your clocks are as old as the one he used in 1991 or modern ones that are ten >to a thousand times more accurate. >> >>Note he ran his experiment for 178 days. If you run a ground temperature >experiment for a full year (or years) you get complete temperature cycles; if >you happen to pick only half a year, starting early summer as he did, you get a >slow ramp. >> >>When you combine diurnal changes (which he saw) with half-year ramps (which >he mis-interpreted) you get a solar-sidereal effect that looks extra- >terrestrial. Roland was a little too eager to prove aether exists and textbooks >were wrong. Unfortunately he died shortly before I could email him about his >methods and raw data. That was, what, 15 years ago. >> >>/tvb >>www.LeapSecond.com >> >> >>----- Original Message ----- >>From: "Steven Kluck" <skluck...@yahoo.com> >>To: "Discussion precise time and frequency measurement" <time-nuts@febo.com> >>Sent: Tuesday, August 27, 2013 8:25 AM >>Subject: [time-nuts] de Witte's Experiment >> >> >>I am new to this group, and my main interest is time keeping/ time signal >reception, but all of this frequency talk is catching my interest. >> >>If >> I had a couple of extra cesium frequency references, I would want to >>try Roland de Witte's experiment. Simple and fascinating! Position one >> clock about 1500 meters to the east of the other, set up a long >>(temperature controlled) coax cable between them, and compare phase from >> the 10MHz outputs as the earth turns. The results were enough to make >>de Witte a fairly unpopular gentleman until his death. --Steven Kluck >> >> >>_______________________________________________ >>time-nuts mailing list -- time-nuts@febo.com >>To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time- nuts >>and follow the instructions there. >> > >_______________________________________________ >time-nuts mailing list -- time-nuts@febo.com >To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts >and follow the instructions there. > _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.