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IOO (Laser Bench)
masayuki.nakano - 19:25 Wednesday 25 October 2017 (3572) Print this report
IP QPDs installation

[Izumi, Inoue, Nakano]

Beam pointing sensors for the input beam to IMC has been installed. The layout is attached. 

  1. Installed the optics. (see the attached layout)
  2. Laid a cable between PSL room and the k1ioo rack
  3. Preapared MEDM screens. You can see those windows by clicking 'IP1' or 'IP2' button on K1IMC-LSC window.
  4. centered each QPDs.

It should be calbrated at some point.

Non-image files attached to this report
Comments to this report:
keiko.kokeyama - 19:39 Friday 10 November 2017 (3641) Print this report

I am not sure what it means but there are some coherences between the refcav trans power and PSL IP QPD PIT at 10-100Hz. Maybe there is some pitch jitter on the PSL table because of the strong air flow?

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