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 * KC made the new algorithm without arc tangent. JGP will check with real data. KK will check if it can be done in the CDS system or not.  * KC made the new algorithm without arc tangent. JGP will check the formulas with real data. KK will check if it can be done in the CDS system or not.

Meeting

Note_First_Meeting

7/1 Skype Telecon

  • KC and JGP will consider closer for the optical configuration (please upload new info)
  • KK will check if we have all necessary components
  • KK, KC and JGP will discuss about the disital software in Seoul
  • SK and KK will meet in Kamioka for a preparation (8/10)
  • We'll have another skype meeting before the site work

7/8 in Sogang University

  • JGP will prepare the drawing of the configuration (on the pylon optical table)
  • JGP will prepare the required circuits (signal amps).
  • For the online data taking and analysis, we will need a digital model and MEDM screens. JGP will prepare the initial concept of the digital software.
  • With the prepared concept, we will build the model and make MEDM screens during KC/JGP visit (~1day).
  • We noticed that the digital software cannot do arc tangent. We will consider to use an approximation.
  • As planned, KK and SK will collect the necessary hardware on 8/10 (DC power supply, 50m cable, cable adaptors, AA filter)
  • KK will let JGP know about the Dsub 9 pin assignment to connect to an AA filter.

8/2 Skype Telecon

Preparation

  • JGP will get the drawing in a few days.
  • All the parts will arrive today. KC and JGP will carry them (no shipping).
  • JGP will assemble and test the circuits this week. Reports will be made next week.
  • Model and MEDM screens will be prepared with Kirii-kun on 8/10 as well as the first phase of the visit.
  • KC will think about the approximation formula of art tangent to use in the digital model.
  • SJ will submit the "tunnel entrance form" for the experiment.
  • KK will send the Dsub pin assignment today.
  • KK will find AA filter soon.

Other note

  • No IR laser beam during the experiment.
  • We have to check again about the safety lecture.

Next meeting

  • Next meeting will be 8/5 9:20 am. KK will call everyone on skype.

8/4 Skype telecon

  • The parts arrived; some mechanical parts were found wrong; JGP have fixed them; JGP will assemble today.
  • The drawing of the optical table (python table) will be done today by JGP.
  • Test result of the setup will be emailed.
  • KC made the new algorithm without arc tangent. JGP will check the formulas with real data. KK will check if it can be done in the CDS system or not.
  • Check the safety rule.
  • SJ will submit the mine entrance form.
  • JGP will carry the clumps (which is to fix the sensor on the table).

KAGRA/Subgroups/IOO/TiltSensor/Meeting (last edited 2017-06-13 15:32:24 by KeikoKokeyama)