VIS Meeting

Date: 2025/5/23 10:00-

Participants:

Topics

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

IRM damper for Type-B.
- The design of the IRM damper 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.

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 L4-C geophone. There are some candidates ([[|report]]).
Small Type-C suspensions with mini-GAS.

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

-  ⇤ ← Revision 1 as of 2025-05-22 13:38:46 → 
  Size: 1328
  Editor: RyutaroTakahashi
  Comment:
+   ← Revision 2 as of 2025-05-22 13:39:35 → ⇥
  Size: 1328
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  Comment:
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+ * IRM damper for Type-B.
  * The design of the IRM damper is ongoing by Hirata-san. The updated design is [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=16608|here]]. The efficiency of the actuator was measured ([[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=16608|report]]).
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+Line 21:
- * IRM damper for Type-B.
  * The design of the IRM damper is ongoing by Hirata-san. The updated design is [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=16608|here]]. The efficiency of the actuator was measured ([[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=16608|report]]).