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  40m Log, Page 200 of 344  Not logged in ELOG logo
ID Dateup Author Type Category Subject Text Attachments
  10007   Mon Jun 9 09:41:06 2014 steveUpdatesafetysafety training2014 surf students Nichin and Akhil received
40m specific basic safety training last week.
 2014surfs.jpg 
  10008   Mon Jun 9 09:51:11 2014 Sai AkhilUpdateElectronicsFrequency Error Measurement of UFC-6000 RF Frequency Counter Motivation: 
 
To test the
precision of Mini-Circuits Model UFC-6000
 Data_and_Script_Files.zipError_Measurement_FC.pdfError_freq.jpg 
  10009   Mon Jun 9 10:55:48 2014 NichinSummaryElectronicsBBPD D1002969-v8 transimpedence measurementMy SURF
week-1 work...
 PD_transimpedence_measurement.pngresults.pdfcode_and_data.zip 
  10010   Mon Jun 9 11:42:00 2014 JenneUpdateCDSComputer statusCurrent computer status:
All fast machines except c1iscey
are up and running. I can't ssh to c1iscey,
  
  10011   Mon Jun 9 12:19:17 2014 ericqUpdateCDSComputer status

    

       
            
  
  10012   Mon Jun 9 16:55:31 2014 KojiSummaryElectronicsBBPD D1002969-v8 transimpedence measurementHow is the modulation depth assumed in
the calculation?
If you don't know the modulation
  
  10013   Mon Jun 9 19:02:34 2014 Evan, EricUpdateComputer Scripts / ProgramsSVN is backThe SVN Apache server was not happy trying
to read from /cvs/cds/caltech/svn/;
it complains "Value too large for defined
  
  10014   Mon Jun 9 20:07:53 2014 nicolasHowToComputer Scripts / ProgramsLatex (math) in the elog
  
  10015   Mon Jun 9 22:26:44 2014 rana, zachUpdateCDSSLOW controls recovery All of the SLOW computers were
in limbo since the fileserver/nameserver
change, but me and Zach brought them back.
  
  10016   Mon Jun 9 22:40:36 2014 JenneUpdateCDSFast front end computers upRana
and I now seem to have the fast front end
computers (c1lsc, c1sus, c1ioo, c1iscex and
  
  10017   Mon Jun 9 23:08:58 2014 JenneUpdateIOOMC board checkoutRana mentioned this in his elog entry re:
SLOW computer recovery, but I want to highlight
it:
  
  10018   Tue Jun 10 09:25:29 2014 JamieUpdateCDSComputer status: should not be changing namesI really think it's a bad   
  10019   Tue Jun 10 11:54:36 2014 ZachConfigurationWikiDokuWikis are still downNot sure if someone is already on this,
but the nodus DokuWikis are still down (AIC,
ATF, Cryo, etc.)
  
  10020   Tue Jun 10 12:49:46 2014 AkhilUpdateComputer Scripts / ProgramsInterfacing UFC-6000 with Raspberry Pi completed Goal:
 To interface the Mini Circuits
RF Frequency Counter(FC) Model UFC-6000 with
 Interfacing_Script.zip 
  10021   Tue Jun 10 19:11:27 2014 EvanConfigurationWikiDokuWikis are back upAs of this writing, the DokuWiki   
  10022   Wed Jun 11 05:16:14 2014 ZachConfigurationWikiDokuWikis are back upIt looks like auth is broken on the AIC
wiki (though working fine on ATF and Cryo).
  
  10023   Wed Jun 11 08:57:49 2014 SteveUpdatePEM air cond maintenance tomorrow morning

    

       
            
  
  10024   Wed Jun 11 10:15:15 2014 EvanConfigurationWikiDokuWikis are back up

    

       
            
  
  10025   Wed Jun 11 14:36:57 2014 JenneUpdateCDSSLOW controls recovery 
 I have brought back c1auxex
and c1auxey.  Hopefully this elog
  
  10026   Wed Jun 11 14:41:11 2014 JenneUpdateSUSBurt restored c1scxepicsETMX had default 1's for gains, 0's for
matrix elements, etc., so I did a burt restore
to May 25th, 2pm, which was a few days before
  
  10027   Wed Jun 11 15:57:18 2014 JenneUpdateCDSNote on cables for talking to slow computersWe have (now) in the lab 2 cables that
are RJ45-DB9.  The gray one is LIGO-made,
while the blue one is store-bought.  
 06111401.PDF 
  10028   Wed Jun 11 16:01:31 2014 SteveUpdateCDSc1Vac1 and c1vac2 rebooted

    

       
            
 beforeReboot.png 
  10029   Wed Jun 11 20:09:37 2014 ZachConfigurationWikiDokuWiki situationI have been looking into the DokuWiki
situation, with no great progress so far.
The problem is with authentication.
  
  10030   Thu Jun 12 10:41:58 2014 SteveUpdatePSLPMC-T trend of 4 years

    

       
            
 4yTrend2Winno.png 
  10031   Thu Jun 12 11:03:11 2014 KojiFrogsGeneralWorld Cup Soccer 2014   world_cup.jpg 
  10032   Thu Jun 12 12:30:50 2014 denFrogsGeneralWorld Cup Soccer 2014

    

       
            
 world-cup-2014-mascots.jpg 
  10033   Thu Jun 12 15:31:47 2014 JamieUpdateCDSNote on cables for talking to slow computers

    

       
            
  
  10034   Thu Jun 12 16:56:31 2014 NichinUpdateElectronicsPD Inspection






Normal
0
 Inspection_PD_Freq_Resonse_system_12th_June_2014.pdf 
  10035   Fri Jun 13 09:20:37 2014 SteveUpdateSUSrestored damping at PRM and ETMYETMX medm screen values are blank.   
  10036   Fri Jun 13 11:33:55 2014 AkhilUpdateElectronicsCharacterization of UFC-6000 RF Frequency Counter Goal:
To characterize the Mini-Circuits
RF FC (Model UFC-6000) and plot Bode Plots
 Bode_Plots.zip 
  10037   Fri Jun 13 18:16:00 2014 NichinUpdateElectronicsChanges to the PD frequency response measurement system



  
  10038   Fri Jun 13 19:09:44 2014 KojiUpdateIOOA blown fuse found on the euro card crate at 1X2 (IOO) rack.[Rana Zach Koji]
We tracked down the MC locking issue
to be associated with the power supply problem.
  
  10039   Sat Jun 14 18:43:15 2014 ranaUpdateIOOMC Autolocker upgrades Somehow the caget/caput commands
are really slow. I'm not sure if this is
new behavior or not, but after changing values,
  
  10040   Sun Jun 15 14:26:30 2014 JamieOmnistructureCDScdsutils re-installed

    

       
            
  
  10041   Sun Jun 15 14:41:08 2014 JamieOmnistructureCDScdsutils re-installed

    

       
            
  
  10042   Mon Jun 16 12:58:50 2014 manasaSummaryIOORingdown recap A recap of the ringdown measurements made
at the 40m in mid 2012, the hardware that
was installed for the same and results from
 Ringdown_815.pdfMCringdown_cum.pdfcum_plot.png 
  10043   Mon Jun 16 15:32:12 2014 ranaSummaryIOORingdown recap  
To do this better:
1) Just step the analog input
  
  10045   Mon Jun 16 21:22:16 2014 JenneUpdateComputer Scripts / ProgramsRossa having a bad day[Jenne, Rana]
Today, Rossa has been hanging at
bootup.  You get the desktop, and most
  
  10046   Mon Jun 16 21:56:53 2014 JenneUpdateComputer Scripts / Programsfstab updates, MC autolocker running, FSS slow loop alive[Rana, Jenne]
Mc autolocker:
MC autolocker is running.  The
  
  10047   Mon Jun 16 23:15:44 2014 JenneUpdateLSCIFO alignment recoveryI noticed today, and Rana said that he
saw Saturday, that 
 Note_061614_230723_0.jpg 
  10048   Tue Jun 17 12:04:40 2014 manasaUpdateComputer Scripts / ProgramsMC autolocker NOT running, FB needs some attentionMC autolocker and Ottavia
I assume that the MC was left with
a fully functioning autolocker enabled and
 FE_red.png 
  10049   Tue Jun 17 16:52:40 2014 ericqUpdateComputer Scripts / Programsautolocker confusion

    

       
            
  
  10050   Tue Jun 17 17:04:26 2014 ericqUpdateComputer Scripts / ProgramsFB troubles

    

       
            
  
  10051   Tue Jun 17 17:14:14 2014 ManasaUpdateLSCIFO alignment recovery 1. Recovered MC alignment and locked
it manually after the ottavia cron failed
to help.
  
  10052   Tue Jun 17 19:39:29 2014 ranaUpdateComputer Scripts / Programsautolocker confusionI renamed the Autolocker and described
it in the elog from this weekend. To run
it, you have to run it from the scripts/MC/
  
  10053   Tue Jun 17 21:49:13 2014 JenneUpdateLSCIFO alignment recoveryPRMI locking with REFL33 is fine. 
As it was yesterday, it's a little wobbly
without the ASC (just PRM oplev), but I don't
  
  10054   Wed Jun 18 11:28:19 2014 ManasaUpdateComputer Scripts / Programsautolocker confusion

    

       
            
  
  10055   Wed Jun 18 11:57:44 2014 not JenneUpdateLSCIFO alignment recovery

    

       
            
  
  10056   Wed Jun 18 13:29:48 2014 ranaUpdateComputer Scripts / Programsautolocker confusion 
 Moral is wrong.
AutoLocker was working fine last
  
  10057   Wed Jun 18 13:39:01 2014 ranaUpdateCDScdsutils reverted to version 238 
 After some email consult with
Jamie, I got cdsutils working again by reverting
  
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