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- Path: sparky!uunet!cs.utexas.edu!sun-barr!ames!bionet!kumr!joes!shibumi
- From: shibumi@joes.garage.com (Kenton A. Hoover)
- Newsgroups: comp.protocols.time.ntp
- Subject: Re: Motorola GPS Receiver
- Message-ID: <Sep.15.00.01.24.1992.12536@joes.garage.com>
- Date: 15 Sep 92 07:01:26 GMT
- References: <1992Sep9.180046.25371@access.usask.ca>
- Reply-To: shibumi@joes.garage.com
- Organization: Joe's Garage, San Francisco, KA
- Lines: 19
-
- glenn@herald.usask.ca (Glenn Hollinger) writes:
- >3) There is a 1PPS output available. The accuracy is described as "The 1
- >PPS (when optionally installed) has a 1 sigma accuracy of +/- 75 nano-
- >seconds plus a resolution of +/- 52 nanoseconds." I don't know exactly
- >what this means. (Perhaps an expert can comment?) It appears to be
- >significantly better than the ascii timestamps and should produce a
- >decent clock when coupled with a gadget box to the Xntp3 PPS code.
-
- The box was designed to be usable in a differential GPS system as a
- monument source, and so can be told "you are here, and will always be
- RIGHT HERE". This increases the time accuracy to a certain extent.
-
- | Kenton A. Hoover |
- | P.O. Box 882643 +1 415 957 3614 |
- | San Francisco, Kalifornia 94188-2643 shibumi@joes.garage.com |
- |==============442.075+100=146.850+=444.625+131.8=440.900+114.8===============|
- | Ain't nothing in the world like a white skinned girl |
- | Make your Union Jack and make your flag unfurl |
- | "Omnibus", XTC |
-