<> ---------- = VIS Meeting = Date: 2025/6/20 10:00- [[https://zoom.us/j/203743987|Zoom]] Participants: Sato, Takahashi == Topics == === Type-A === * ACCs for the IP controls. * Evaluation of the FLDACC with DGS in ATC is ongoing. The present status is [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=16646|here]]. === Type-B/Bp === * IRM damper for Type-B. * We reviewed the design of the IRM damper last time. Hirata-san made the drawings for the parts, and Sato-san checked them. * 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 new geophone pre-amp. was evaluated ([[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=16645|report]]). * We are finding a substitute for the L-4C geophone. We evaluated some geophones in ERI ([[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=16691|report]]). We found a good candidate (SM-700H/V). * Small Type-C suspensions with mini-GAS. === R&D === == Discussion == == Next meeting == * 2025/7/4 10:00-