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p2020a [2020/06/17 02:37]
k0ry [Long Term Observations of Clock Phase wrt/ UTC] Change description to reflect change to CSAC 1PPS
p2020a [2021/02/06 21:51] (current)
k0ry Add photos for tvb
Line 3: Line 3:
   * 1x6 Multiplex Display (IN-12 Tubes)   * 1x6 Multiplex Display (IN-12 Tubes)
  
 +===== Photos =====
 +{{:​wiki:​p2020a:​csanc_pcba_top.png?​800|}}
  
-===== Long Term Observations of Clock Phase wrt/ UTC ===== +{{:​wiki:​p2020a:​csanc_proto_front.png?800|}}
- +
-<​del>​HP5335A</​del>​ HP5334A is measuring time from TrueTime XLi 1PPS to CSAC 1PPS (which is not time aligned to the clock 1PPS, but should track it 1:1). +
- +
-The unwrapped TIC data is really just a simple remapping of [0,1] to [-0.5, 0.5]. +
- +
-Temperature measurements from Acromag 965EN. "​Clock"​ channel thermocouple is about 6 inches from the PCB. +
- +
-==== Last 24 hours ==== +
-{{:​wiki:​p2020a:​unwrapped_tic_day.png|}} +
- +
-{{:​wiki:​p2020a:​freq_error_temp_day.png|}} +
- +
-==== Entire Collect ==== +
-{{:​wiki:​p2020a:​unwrapped_tic_full.png|}} +
-{{:​wiki:​p2020a:​freq_error_temp_full.png|}} +
- +
-=== Raw TIC Data === +
-{{:​wiki:​p2020a:​raw_tic_full.png|}} +
- +
- +
-=== Frequency Error vs. Temperature === +
-{{:​wiki:​p2020a:​scatter_freq_error_vs_temp.png|}} +
- +
-==== Freshness Label ==== +
-<​php>​ +
-include "​data/​media/​wiki/​p2020a/​time_of_last_update.html";​ +
-</​php>​+
  
  
p2020a.1592361426.txt.gz · Last modified: 2020/06/17 02:37 by k0ry