Annotation of embedaddon/ntp/html/drivers/tf582_4.html, revision 1.1
1.1 ! misho 1: <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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! 3: <html>
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! 5: <head>
! 6: <meta name="GENERATOR" content="Adobe PageMill 3.0 per Windows">
! 7: <meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1">
! 8: <title>PTB Modem Time Service</title>
! 9: <link href="scripts/style.css" type="text/css" rel="stylesheet">
! 10: </head>
! 11:
! 12: <body>
! 13: <h3>European Automated Computer Time Services</h3>
! 14: <hr>
! 15: <p>Several European countries use the following message data format:</p>
! 16: <p><font size="-1" face="Courier New">Data format<br>
! 17: 0000000000111111111122222222223333333333444444444455555555556666666666777777777 7<br>
! 18: 0123456789012345678901234567890123456789012345678901234567890123456789012345678 9<br>
! 19: 1995-01-23 20:58:51 MEZ 10402303260219950123195849740+40000500 *<br>
! 20: A B C D EF G H IJ K L M N O P Q R S T U V W XY Z<CR><LF><br>
! 21: A year<br>
! 22: B month<br>
! 23: C day<br>
! 24: D hour<br>
! 25: E : normally<br>
! 26: A for DST to ST switch first hour<br>
! 27: B for DST to ST switch second hour if not marked in H<br>
! 28: F minute<br>
! 29: G second<br>
! 30: H timezone<br>
! 31: I day of week<br>
! 32: J week of year<br>
! 33: K day of year<br>
! 34: L month for next ST/DST changes<br>
! 35: M day<br>
! 36: N hour<br>
! 37: O UTC year<br>
! 38: P UTC month<br>
! 39: Q UTC day<br>
! 40: R UTC hour<br>
! 41: S UTC minute<br>
! 42: T modified julian day (MJD)<br>
! 43: U DUT1<br>
! 44: V direction and month if leap second<br>
! 45: W signal delay (assumed/measured)<br>
! 46: X sequence number for additional text line in Y<br>
! 47: Y additional text<br>
! 48: Z on time marker (* - assumed delay / # measured delay)<br>
! 49: <CR>!<LF> ! is second change !<br>
! 50: </font></p>
! 51: <p>This format is an ITU-R Recommendation (ITU-R TF583.4) and is now available from the primary timing centres of the following countries: Austria, Belgium, Germany, Italy, The Netherlands, Poland, Portugal, Romania, Spain, Sweden, Switzerland, Turkey and United Kingdom. Some examples are:</p>
! 52: <ul>
! 53: <li>In Germany by Physikalisch-Technische Bundesanstalt (PTB)'s timecode service. Phone number: +49 5 31 51 20 38.
! 54: <p>For more detail, see <a href="http://www.ptb.de/english/org/4/43/433/disse.html">http://www.ptb.de/english/org/4/43/433/disse.htm</a></p>
! 55: <li>In the UK by National Physical Laboratory (NPL)'s TRUETIME service. Phone number: 0891 516 333
! 56: <p>For more detail, see <a href="http://www.npl.co.uk/npl/ctm/truetime.html">http://www.npl.co.uk/npl/ctm/truetime.html</a></p>
! 57: <li>In Italy by Istituto Elettrotecnico Nazionale "Galileo Ferrais" (IEN)'s CTD service. Phone number: 166 11 46 15
! 58: <p>For more detail, see <a href="http://www.ien.it/tf/time/Pagina42.html">http://www.ien.it/tf/time/Pagina42.html</a></p>
! 59: <li>In Switzerland by Swiss Federal Office of Metrology's timecode service. Phone number: 031 323 32 25
! 60: <p>For more detail, see <a href="http://www.metas.ch/en/labors/official-time/modem/index.html">http://www.ofmet.admin.ch/de/labors/4/Zeitvert.html </a></p>
! 61: <li>In Sweden by SP Swedish National Testing and Research Institute 's timecode service. Phone number: +46 33 415783.
! 62: <p>For more detail, see <a href="http://www.sp.se/metrology/timefreq/eng/tandf.htm">http://www.sp.se/metrology/timefreq/eng/tandf.htm</a></p>
! 63: </ul>
! 64: <dl></dl>
! 65: <h4>Additional Information</h4>
! 66: <p><a href="../refclock.html">Reference Clock Drivers</a></p>
! 67: <hr>
! 68: <script type="text/javascript" language="javascript" src="scripts/footer.txt"></script>
! 69: </body>
! 70:
! 71: </html>
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