<> ---------- = VIS Meeting = Date: 2025/8/29 10:00-10:40 [[https://zoom.us/j/203743987|Zoom]] Participants: Ushiba, Yokozawa, Washimi, Takahashi == Topics == === Type-A === * Offload during O4c. * The BF GAS in IX was sometimes offloaded. * ACCs for the IP controls. * Evaluating the FLDACC with DGS in ATC ([[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=16646|report]]). Noise budget should be made. Ikeda-san recovered the DGS after the power outage again. === Type-B/Bp === * IRM damper for Type-B. * The parts have been delivered. Hirata-san will assemble them tentatively. * Enclosure for the SG card in an independent box. * Tanaka-san made a prototype box. * IP for Type-Bp. * Started a design. === Type-C === * Active isolation table for OMC. * Sato-san is asking the chamber maker to remake the chamber. * Sato-san designed [[attachment:New design_152-114_double-use.pdf|the new geophone pod]]. * Investigating the effects of cabling for the geophones ([[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=16645|report]]). * Small Type-C suspensions with mini-GAS. === R&D === == Discussion == * FY2026 Kakenhi. * Hybrid low-frequency vibration isolation system toward ET. The submission deadline was Aug. 27th. == Next meeting == * 2025/9/12 10:00-