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Viewing Issues (1 - 50 / 206)
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| | | P | ID | # | Category | Severity | Status | Updated | Summary |
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| | | normal | 0000376 | 1 | [DZB]
0.unknown/unspecified | major | feedback (Harm-Jan Stiepel) | 03-08-24 | There is no TP on Band4,9Y. |
| | | high | 0000049 | 4 | [TMS]
| major | feedback (Hans van Someren Greve) | 11-11-23 | No observations are possible with more than 2048 channels per IVC band |
| | | high | 0000426 | 2 | [IVC/ADC]
ADC | major | resolved (Sjouke Zwier) | 17-09-13 | The problem on ADC07 |
| | | normal | 0000428 | | [MFFE]
0.unknown/unspecified | major | assigned (Harm-Jan Stiepel) | 11-09-13 | At Lband the TP of 7Y is unstable and the problem comes from the MFFE-09 on RT7. |
| | | normal | 0000419 | | [DZB]
correlator board | major | feedback (Sjouke Zwier) | 28-11-12 | There are problems in the correlator. |
| | | normal | 0000420 | | [MFFE]
0.unknown/unspecified | major | assigned (Harm-Jan Stiepel) | 21-11-12 | On MFFE-09/RT8 there is the strong local RFI in the MFFE-09 on Y channel at the sky frequency 1200MHz. |
| | | normal | 0000417 | | [IVC/ADC]
0.unknown/unspecified | minor | assigned (Hans van der Marel) | 09-11-12 | Albert Bos has changed the DZB software in such a way that RT5 is not addressed any more in the IVC. |
| | | normal | 0000414 | | [MFFE]
0.unknown/unspecified | major | assigned (Harm-Jan Stiepel) | 30-10-12 | 9X(MFFE-07) doesn't work at 3.6cm |
| | | normal | 0000412 | | [MFFE]
0.unknown/unspecified | minor | testing (Harm-Jan Stiepel) | 02-10-12 | Sometimes the RT8/MFFE-12 failed to work at 6cm for unknown reason. |
| | | normal | 0000409 | | [IVC/ADC]
0.unknown/unspecified | major | resolved (Sjouke Zwier) | 17-07-12 | the problem of band5,DY |
| | | normal | 0000410 | | [DZB]
0.unknown/unspecified | major | assigned (Sjouke Zwier) | 12-07-12 | There is the problem from the correlator |
| | | normal | 0000408 | 1 | [DZB]
0.unknown/unspecified | major | testing (Sjouke Zwier) | 12-07-12 | 8Y band 0 huge TP drops. Quite often. |
| | | high | 0000404 | | [RT]
pointing | crash | resolved (Hans van der Marel) | 12-07-12 | The pointing offset on RT0 |
| | | high | 0000406 | | [MFFE]
0.unknown/unspecified | major | resolved (Harm-Jan Stiepel) | 12-07-12 | RTC No correlated data for CY on 92,13,50,UHFHigh. L-band and 6cm are ok. |
| | | normal | 0000405 | 1 | [DZB]
0.unknown/unspecified | major | resolved (Sjouke Zwier) | 12-07-12 | The bad serial link problem |
| | | high | 0000407 | 1 | [MFFE]
0.unknown/unspecified | major | resolved (Harm-Jan Stiepel) | 11-06-12 | RTD no correlated signal and no TP at L-band. |
| | | normal | 0000402 | | [MFFE]
0.unknown/unspecified | major | resolved (Harm-Jan Stiepel) | 02-05-12 | The TP of DX(MFFE-02) is unstable at 6cm(droped down sometimes), intermittent. |
| | | normal | 0000398 | 2 | [IVC/ADC]
ADC | major | resolved (Sjouke Zwier) | 08-03-12 | The problem in the ADC |
| | | normal | 0000367 | | [MFFE]
0.unknown/unspecified | minor | testing (Harm-Jan Stiepel) | 06-03-12 | The phases of 6X,6Y(MFFE-15) are unstable, intermittent. |
| | | normal | 0000313 | | [MFFE]
0.unknown/unspecified | major | testing (Harm-Jan Stiepel) | 06-03-12 | At 18cm there is LO problem on MFFE-07/RTC, intermittent. |
| | | normal | 0000290 | 1 | [MFFE]
0.unknown/unspecified | major | testing (Harm-Jan Stiepel) | 06-03-12 | The TP of 6X(MFFE-02) is unstable in all bands at 6cm, intermittent. |
| | | normal | 0000133 | | [RFI]
0.unknown/unspecified | minor | testing (Harm-Jan Stiepel) | 06-03-12 | The local RFI at 13cm on RTB. |
| | | normal | 0000288 | | [MFFE]
0.unknown/unspecified | minor | testing (Harm-Jan Stiepel) | 06-03-12 | B0: 6Y autocor. plots RFI spikes every 0.5 MHz at ~ 1614 MHz |
| | | high | 0000296 | 2 | [RT]
0.unknown/unspecified | major | testing (Harm-Jan Stiepel) | 06-03-12 | RT7 often no correlated signal. Probably a bad LO cable. |
| | | normal | 0000328 | 1 | [DZB]
0.unknown/unspecified | major | progressing (Harm-Jan Stiepel) | 06-03-12 | At Lband the Ampls of cross-correlations CY*Y dropped out sometimes in all bands, intermittent. |
| | | normal | 0000340 | | [RFI]
0.unknown/unspecified | major | testing (Harm-Jan Stiepel) | 06-03-12 | RFI at 1613 MHz |
| | | normal | 0000361 | | [RT]
spacing/position | major | resolved (Harm-Jan Stiepel) | 06-03-12 | There is something wrong on RT7 |
| | | normal | 0000386 | | [MFFE]
0.unknown/unspecified | major | resolved (Harm-Jan Stiepel) | 06-03-12 | Some intermittent setting problem on MFFE-11/RT7 appeared at Lband |
| | | normal | 0000401 | | [MFFE]
0.unknown/unspecified | major | resolved (Harm-Jan Stiepel) | 06-03-12 | There is no noise source step on the RTB(MFFE-08) at 6cm and Lband. |
| | | normal | 0000400 | | [RT]
0.unknown/unspecified | major | assigned (Jan Pieter de Reijer) | 27-02-12 | The tracking problem on the RTA. |
| | | normal | 0000399 | | [MFFE]
0.unknown/unspecified | major | assigned (Harm-Jan Stiepel) | 27-02-12 | The RT6(MFFE-15) cannot be used at the 3.6cm VLBI because the phase is unstable. |
| | | normal | 0000396 | | [RT]
0.unknown/unspecified | major | assigned (Jan Pieter de Reijer) | 07-02-12 | There is the problem of the position error at HA direction on RTC, intermittent. |
| | | normal | 0000394 | 2 | [RT]
0.unknown/unspecified | minor | resolved (Peter Gruppen) | 07-02-12 | There is the position error at the HA direction on RT1. |
| | | high | 0000395 | | [DZB]
0.unknown/unspecified | crash | assigned (Teun Grit) | 06-02-12 | The problem of the DZB switch |
| | | normal | 0000391 | 2 | [MFFE]
0.unknown/unspecified | major | resolved (Harm-Jan Stiepel) | 01-02-12 | The TPs of RT0/MFFE-16 dropped out at both X and Y for unknown reason. |
| | | normal | 0000371 | 1 | [MFFE]
0.unknown/unspecified | major | resolved (Harm-Jan Stiepel) | 27-01-12 | At 3.6cm there are no Ampls of the cross correlations with 0X,0Y(MFFE-16). |
| | | normal | 0000372 | 1 | [MFFE]
0.unknown/unspecified | major | resolved (Harm-Jan Stiepel) | 27-01-12 | At 6cm the Ampls of 0X*X,0Y*Y(MFFE-16) are 50% lower. |
| | | low | 0000346 | | [DZB]
correlator board | major | resolved (Sjouke Zwier) | 24-01-12 | No Corr. Data in CX, CY, DX & DY |
| | | normal | 0000311 | | [DZB]
correlator board | minor | resolved (Sjouke Zwier) | 24-01-12 | Band4 6XAX,6XBX have no Ampls, intermittent. |
| | | normal | 0000291 | 3 | [DZB]
0.unknown/unspecified | major | resolved (Sjouke Zwier) | 24-01-12 | The problem on 6X,6Y,7X,7Y in Band7 |
| | | normal | 0000273 | 1 | [submission]
back-end | major | resolved (Sjouke Zwier) | 24-01-12 | The TP of 3X is unstable in all bands. |
| | | normal | 0000387 | | [DZB]
serial links | minor | resolved (Sjouke Zwier) | 24-01-12 | Sometimes serial link errors COR03 |
| | | normal | 0000388 | 2 | [MFFE]
0.unknown/unspecified | major | progressing (Harm-Jan Stiepel) | 18-01-12 | At 92cm,21cm,6cm the ampls of *YCY(RTC/MFFE-04) are low in all bands. |
| | | normal | 0000348 | | [MFFE]
0.unknown/unspecified | major | resolved (Harm-Jan Stiepel) | 19-12-11 | No amplitude of the cross corrlations with RTB at 18cm. |
| | | normal | 0000374 | 1 | [MFFE]
0.unknown/unspecified | major | resolved (Harm-Jan Stiepel) | 12-12-11 | At Lband and 6cm the TP of 6Y(MFFE-15) is unstable. |
| | | normal | 0000382 | | [MFFE]
LO high | major | resolved (Harm-Jan Stiepel) | 12-12-11 | There is the LO locking problem at some certain frequencies on RT2/MFFE-10. |
| | | urgent | 0000383 | | [MFFE]
feedrevolver | crash | resolved (Harm-Jan Stiepel) | 12-12-11 | There is the feed revolver problem on RT9/MFFE-12 |
| | | normal | 0000375 | 1 | [RFI]
local | major | information (Hans van der Marel) | 14-10-11 | There are the local RFIs around RT4 at about 1290.5-1291.5MHz and at about 1330.5-1334.0MHz |
| | | high | 0000384 | | [RT]
pointing | major | assigned (Jan Pieter de Reijer) | 07-10-11 | Mispointing (~10milli degrees) in HA |
| | | normal | 0000380 | 2 | [DZB]
correlator board | major | resolved (Sjouke Zwier) | 05-10-11 | There is the problem on the correlator |
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