Hi Bob, On 12/3/18 2:42 PM, Bob kb8tq wrote: > Hi > > Ok, if frequency is the only concern, then a fairly conventional GPSDO would > do the job. > One of many out there is the FS 740. > > https://www.thinksrs.com/downloads/pdfs/manuals/FS740m.pdfAnother > > There are a lot of others. The approach used is normally a very long > comparison ( as in > weeks). The advantage is that they are pretty much “plug and play” with > little intervention > required from the user. > > The Novatel boards > > https://www.novatel.com/assets/Documents/Papers/OEM7-Receivers-BR-D21517-v1.pdf > > <https://www.novatel.com/assets/Documents/Papers/OEM7-Receivers-BR-D21517-v1.pdf> > > are a more “hands on” way to do the task. There would be some software > development > required on your part to get them going. They would allow more careful > control over the > exact nature of the comparison. > > Indeed there are a number of similar devices on the surplus market. The two > items above > are only a random selection of what’s out there. > > In the US, NIST used to supply a service (for a charge of course) that set up > a comparison > system at your location. I do not know if there are similar services > available outside the US.
I've been shown one in a certain German vendors location as they just recently got it. They where proud and happy. I really enjoyed seeing it there, that they took the step. Cheers, Magnus _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to http://lists.febo.com/mailman/listinfo/time-nuts_lists.febo.com and follow the instructions there.
