0000274: The TP of 7X is unstable in band0
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ID Category Severity Reproducibility Date Submitted Last Update
0000274 [DZB] 0.unknown/unspecified major sometimes 14-06-10 14:55 22-06-11 08:22
Reporter Yuan Tang View Status public  
Assigned To Hans Weggemans
Priority normal Resolution open  
Status closed  
Summary 0000274: The TP of 7X is unstable in band0
Description The TP of 7X is unstable in band0, it appeared at Lband and 6cm, intermittent.
  (a problem from the DZB, the convertor in the IVC?)
22-06 convertor vervangen
06-07 adcboard van B0 verwisselt met adcboard B7
20100721: The TP of band0,7X is still unstable.
20100817: interchanged all units between B0 and B1
20100831:
After the whole unit of Band1,7X had been swapped with Band2,7X the problem
appeared at Band2,7X. The filter and convertor units of Band2,7X have been
replaced in the IVC today.
Additional Information 20100630

The TP of band0,7X is still unstable after replacing the convertor in IVC.
(Hans W: the problem might come from the ADC?)
nr subbands 1
nr polarisations
nr channels
bandwidth
multi-subarray no
recirculation no
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- Issue History
Date Modified Username Field Change
14-06-10 14:55 Yuan Tang New Issue
14-06-10 14:55 Yuan Tang nr subbands  => 1
14-06-10 14:55 Yuan Tang multi-subarray  => no
14-06-10 14:55 Yuan Tang recirculation  => no
14-06-10 14:55 Yuan Tang Assigned To  => Hans Weggemans
14-06-10 14:55 Yuan Tang Status new => assigned
22-06-10 08:48 Hans Weggemans Status assigned => testing
22-06-10 08:48 Hans Weggemans Description Updated
30-06-10 14:27 Yuan Tang Status testing => assigned
30-06-10 14:27 Yuan Tang Additional Information Updated
06-07-10 09:00 Hans Weggemans Status assigned => testing
06-07-10 09:00 Hans Weggemans Description Updated
21-07-10 12:53 Yuan Tang Status testing => assigned
21-07-10 12:53 Yuan Tang Description Updated
25-08-10 05:51 Hans Weggemans Status assigned => progressing
25-08-10 05:51 Hans Weggemans Description Updated
31-08-10 14:18 Yuan Tang Status progressing => testing
31-08-10 14:18 Yuan Tang Description Updated
06-09-10 09:24 Hans Weggemans Status testing => resolved
22-06-11 08:22 Juergen Morawietz Status resolved => closed