Contents
VIS Meeting
Date: 2025/9/26 10:00-10:30
Participants: Aso, Akutsu, Takahashi
Topics
Type-A
- Drift of the GAS filters
- Some GAS filters were offloaded on Sep. 23.
- ACCs for the IP controls.
Evaluating the FLDACC with DGS in ATC (report). Noise budget should be made.
Type-B/Bp
- IRM damper for Type-B.
- Hirata-san assembled the delivered parts.
- Enclosure for the SG card in an independent box.
The prototype box was mounted in a 1U rack.
- IP for Type-Bp.
- Started a design.
Type-C
- Active isolation table for OMC.
- New geophone (SM-700C) was delivered on Sep. 18.
- The new geophone pod has been ordered.
Investigating the effects of cabling and pre-amps for the geophones (report).
The effects due to the tilt of the table were checked (estimation). The gap in the IRM should be larger.
- The height of the OMMT1 will be changed from 21cm to 20cm.
- Small Type-C suspensions with mini-GAS.
R&D
Discussion
Next meeting
- 2025/10/10 10:00-