Ben's notes

Linux, Unix, network, radio...

User Tools

Site Tools


leap_second_schrikkelseconde

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revisionPrevious revision
Next revision
Previous revision
Last revisionBoth sides next revision
leap_second_schrikkelseconde [2015/07/01 20:43] – [2015 leap second / schrikkelseconde] adminleap_second_schrikkelseconde [2015/07/06 07:50] admin
Line 3: Line 3:
  
  
-===== 2015 leap second / schrikkelseconde ====+===== 2015 leap second / schrikkelseconde =====
 Catching a leap second...  Catching a leap second... 
  
-You can find audio and video at the bottom of the page. Click on the photo's several times to fully zoom in. I recorded the following seconds: +You can find audio and video at the bottom of the page. Click on the photo's several times to fully zoom in. 
 + 
 +====Results==== 
 +I recorded the following seconds: 
 ^System^seconds^Correct^ ^System^seconds^Correct^
 |Tunderbolt GPSDO|58 59 60 00 01 02|Yes| |Tunderbolt GPSDO|58 59 60 00 01 02|Yes|
Line 13: Line 16:
 |Conrad DCF Time Terminal|58 59 00 01 02 03|No| |Conrad DCF Time Terminal|58 59 00 01 02 03|No|
  
 +====Pictures====
 {{::p6301233.jpg?600|Test setup}}\\ {{::p6301233.jpg?600|Test setup}}\\
 Test setup:  Test setup: 
Line 34: Line 38:
 //During the leap second, [[http://www.ke5fx.com/heather/readme.htm|Lady Heather software]]// //During the leap second, [[http://www.ke5fx.com/heather/readme.htm|Lady Heather software]]//
  
 +====Audio====
   * DCF77 Leap second announcement audio (lots of beeps, 110MB) {{::2015-06-30_-_dcf77_leap_announcement.wav|DCF77 Leap second announcement audio (lots of beeps and 110MB)}}   * DCF77 Leap second announcement audio (lots of beeps, 110MB) {{::2015-06-30_-_dcf77_leap_announcement.wav|DCF77 Leap second announcement audio (lots of beeps and 110MB)}}
   * DCF77 Leap second audio (lots of beeps, 106MB) {{::2015-06-30_-_dcf77_leap_second.wav|DCF77 Leap second audio (lots of beeps, 106MB)}}   * DCF77 Leap second audio (lots of beeps, 106MB) {{::2015-06-30_-_dcf77_leap_second.wav|DCF77 Leap second audio (lots of beeps, 106MB)}}
-  * [[https://www.youtube.com/watch?v=hEjpGglgbqY|Video on Youtube]]+====Video==== 
 +  * [[https://www.youtube.com/watch?v=6VkbHjwxvt4|Video on Youtube]] 
 +====Logging==== 
 +  * NTP server ntp1.polaire.nl:<code>Jul  1 01:59:59 ntp1 kernel: Clock: inserting leap second 23:59:60 UTC 
 +Jul  1 01:59:59 ntp1 systemd: Time has been changed 
 +Jul  1 02:00:00 ntp1 ntpd[800]: 0.0.0.0 061b 0b leap_event 
 +</code>
leap_second_schrikkelseconde.txt · Last modified: 2021/10/09 15:14 by 127.0.0.1