Contents

VIS Meeting

VIS Meeting

Date: 2025/5/23 10:00-11:20

Participants: Aso, Sato, Yokozawa, Miyoki, Ushiba, Takahashi

Topics

Type-A

ACCs for the IP controls.
- Evaluation of the FLDACC with DGS in ATC is ongoing. The present status is here.

Type-B/Bp

IRM damper for Type-B.
- The design work is ongoing by Hirata-san. The updated design is here. The efficiency of the actuator was measured (report).
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 review was held on May 8th.
- The new geophone pre-amp. was evaluated (report).
- We are finding a substitute for the L-4C geophone. There are some candidates (report).
Small Type-C suspensions with mini-GAS.

R&D

Discussion

Next meeting

2025/6/6 10:00-

KAGRA/Subgroups/VIS/VISMinutes20250523 (last edited 2025-05-23 11:22:06 by RyutaroTakahashi)