Contents
VIS Meeting
Date: 2026/1/16 10:00-11:15
Participants: Washimi, Aso, Yokozawa, Ushiba, Akutsu, Hirata, Sato, Chen, Takahashi
Topics
Type-A
- Height adjustment
- Warming up started on Dec. 8.
- Oplev
- Check the amount of light at the power outage.
- ACCs for the IP controls.
- TF measurements of the folded pendulum are planned.
Preparing for SRM. There is a space to mount the ACCs.
Type-B/Bp
- IRM damper for Type-B.
Installation in SRM is scheduled on 3/9-19. A detailed schedule is suggested. More breakdown is necessary. The DGS model will be asked of Ikeda-san. Check the oplev with BB and the TM height.
- Enclosure for the SG card in an independent box.
- Preparing for the boxes with a 1U rack panel.
- IP for Type-Bp.
- Started a design.
Type-C
- Active isolation table for OMC.
The new geophone pod was assembled with the new pre-amp. (photo). A leak test should be performed.
- Sato-san is designing the fishing rod (FR) and considering manufacturing the blade spring.
- Small Type-C suspensions with mini-GAS.
R&D
Discussion
- The modification of the Type-A tower toward O6.
- Fabian suggested measurements of the frequency dependence of the GAS filter Q.
Next meeting
- 2026/1/30 10:00-