0000210: The Ampls of the cross-correlations 0Y*Y are unstable at Lband.
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ID Category Severity Reproducibility Date Submitted Last Update
0000210 [MFFE] 0.unknown/unspecified major sometimes 12-01-10 11:45 03-02-10 10:52
Reporter Harm-Jan Stiepel View Status public  
Assigned To Harm-Jan Stiepel
Priority normal Resolution fixed  
Status resolved  
Summary 0000210: The Ampls of the cross-correlations 0Y*Y are unstable at Lband.
Description The Ampls of the cross-correlations 0Y*Y are unstable.
(Which has been seen at the Lband with 1 band data. At
this moment it is not clear the problem comes from the
MFFE or the backend.)
Additional Information 20100113
After having several test observations it seems the problem comes from
the MFFE-01/RT0 at Lband.
MFFE 00
RT 0
MFFE-band
polarisation
sky frequency (MHz)
Attached Files

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- Notes
(0000225)
Yuan Tang
15-01-10 12:56

 20100115:
On the RT0 the MFFE-01 had been replaced by MFFE-04 to solve the problem of
Ampls of 0Y*Y unstable at Lband.
 
(0000239)
Harm-Jan Stiepel
03-02-10 10:50

 Dit FE is op 14 jan. uit RT0 verwijderd.
 

- Issue History
Date Modified Username Field Change
12-01-10 11:45 Yuan Tang New Issue
12-01-10 11:50 Yuan Tang Description Updated
13-01-10 14:20 Yuan Tang Reproducibility N/A => sometimes
13-01-10 14:20 Yuan Tang Status new => assigned
13-01-10 14:20 Yuan Tang Category 0.unknown/unspecified => front-end
13-01-10 14:20 Yuan Tang Additional Information Updated
13-01-10 14:21 Yuan Tang Reporter Yuan Tang => Harm-Jan Stiepel
13-01-10 14:21 Yuan Tang Summary The Ampls of the cross-correlations 0Y*Y are unstable. => The Ampls of the cross-correlations 0Y*Y are unstable at Lband.
15-01-10 12:56 Yuan Tang Note Added: 0000225
20-01-10 09:22 Harm Munk Assigned To  => Harm Munk
20-01-10 09:23 Harm Munk Project submission => MFFE
20-01-10 09:24 Harm Munk Assigned To Harm Munk => Harm-Jan Stiepel
03-02-10 10:50 Harm-Jan Stiepel Note Added: 0000239
03-02-10 10:52 Harm-Jan Stiepel MFFE  => 00
03-02-10 10:52 Harm-Jan Stiepel RT  => 0
03-02-10 10:52 Harm-Jan Stiepel Status assigned => resolved
03-02-10 10:52 Harm-Jan Stiepel Resolution open => fixed
03-02-10 10:52 Harm-Jan Stiepel Category front-end => 0.unknown/unspecified
08-02-10 13:04 Juergen Morawietz Issue Monitored: Juergen Morawietz
08-02-10 13:04 Juergen Morawietz Issue End Monitor: Juergen Morawietz