0000103: a backend problem at band 6 0Y & 1X
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ID Category Severity Reproducibility Date Submitted Last Update
0000103 [DZB] 0.unknown/unspecified major always 10-02-09 16:39 22-06-11 08:22
Reporter Yuan Tang View Status public  
Assigned To Hans Weggemans
Priority normal Resolution fixed  
Status closed  
Summary 0000103: a backend problem at band 6 0Y & 1X
Description The auto-correlation of band6,0Y0Y is zero, and the Ampls of the cross
  correlations of band6,0Y*Y are about 50% lower. It should be a problem
  in the IVC or ADC.
Additional Information
nr subbands 1
nr polarisations
nr channels
bandwidth
multi-subarray no
recirculation no
Attached Files

- Relationships
related to 0000106resolved Hans Weggemans Bad contact dataconnectors (backplane and boards) 

- Notes
(0000132)
Hans Weggemans
16-02-09 07:00

 12-02 correlator board switch (spare board)
      adcboard switch (board0 with board7)
      switch of all ivcunits 0yb6 with 0yb5
 

- Issue History
Date Modified Username Field Change
10-02-09 16:39 Yuan Tang New Issue
10-02-09 16:39 Yuan Tang nr subbands  => 1
10-02-09 16:39 Yuan Tang multi-subarray  => no
10-02-09 16:39 Yuan Tang recirculation  => no
10-02-09 16:40 Yuan Tang Assigned To  => Hans Weggemans
10-02-09 16:40 Yuan Tang Status new => assigned
16-02-09 07:00 Hans Weggemans Note Added: 0000132
23-02-09 09:06 Jurjen Sluman Summary a backend problem at band6,0Y => a backend problem at band 6 0Y & 1X
02-03-09 09:19 Jurjen Sluman Relationship added related to 0000106
02-03-09 09:20 Jurjen Sluman Status assigned => resolved
02-03-09 09:20 Jurjen Sluman Resolution open => fixed
22-06-11 08:22 Juergen Morawietz Status resolved => closed