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Size: 1244
Editor: RyutaroTakahashi
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Date: 2025/7/4 10:00- Date: 2025/7/4 10:00-11:05

Contents

  1. VIS Meeting
    1. Topics
      1. Type-A
      2. Type-B/Bp
      3. Type-C
      4. R&D
    2. Discussion
    3. Next meeting

VIS Meeting

Date: 2025/7/4 10:00-11:05

Zoom

Participants: Aso, Ushiba, Sato, Yokozawa, Takahashi

Topics

Type-A

  • ACCs for the IP controls.

    • Evaluation of the FLDACC with DGS in ATC is ongoing (report).

Type-B/Bp

  • IRM damper for Type-B.
    • Hirata-san is going to the manufacturing of the parts.
  • Enclosure for the SG card in an independent box.
    • Tanaka-san made a prototype box. A 1U panel was prepared to mount the box.
  • IP for Type-Bp.

Type-C

  • Active isolation table for OMC.
    • The space around the bottom of the chamber is very tight. We will consult with the chamber maker.

    • We evaluated some geophones in ERI (report). We found a good candidate (SM-700H/V).

    • The new geophone pre-amp. was evaluated (report).

  • Small Type-C suspensions with mini-GAS.

R&D

Discussion

Next meeting

  • 2025/7/18 10:00-

KAGRA/Subgroups/VIS/VISMinutes20250704 (last edited 2025-07-04 11:05:55 by RyutaroTakahashi)