<> = Agenda/Minutes = [[https://zoom.us/j/203743987|Zoom Meeting]] ---------- = CRY+VIS Interface Meeting = Date: 2023/12/8 13:00-13:40 Participants: Takahashi, Uchiyama, Mitsuhashi, Kimura, Yokozawa, Sato, Hirata, Ushiba, Ikeda, Akutsu [[https://paper.dropbox.com/folder/show/AcceptanceTest-e.1gg8YzoPEhbTkrhvQwJ2zzo3dHVh5sJGieDgbm2n3h60mGqotBeE|Acceptance check document]] == Suspensions == * Type-A: TM actuator balancing. Measurement of the IP transfer functions in IY. * Type-B: * Type-Bp: * Type-C: == Other items == * Oplev: Investigation of the MN LEN Oplev in EY. * ACC: * Commissioning: * Vacuum system: Interlock system for the pumps ([[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=15411|Plan]]). * Heater control: * TMS: == Post O4a == * Measurements of the DAC noise: Type-C. * Optimization of the damping control in PRs: * IP control with the ACCs: Measurement of TFs. * In-vacuum accelerometer for IOO: Leak test of the geophone pod for IFI chamber is planed on 12/12-13. * Height adjustments of Type-A in the cooling: EY in the next cooling. == Discussion == ---------- = VIS Meeting = Date: 2023/12/8 10:00-11:30 Participants: Takahashi, Mitsuhashi, Tanaka, Hirata, Sato, Tomaru, Aso, Akutsu, Otsuka == Summary Report == === Type-A === * Measurement of the IP transfer functions in IY. === Type-B === === Type-Bp === === Type-C === === Electronics === === Control === === R&D === * TAMA-SAS experiment: Measurement of RL transfer functions. == Schedule == * Leak test of the geophone pod for the IFI chamber. * TAMA-SAS experiment. == Toward O5 == [[https://paper.dropbox.com/doc/VIS-upgrade-toward-O5--B6qw57_1ZTHOEO_ZdAZi0hBjAQ-PJElGnRfe5jbNPeHWDHzi|Dropbox paper]] * Preparation for the test of mini-GAS for the KFC suspension. * The design of the BF damper for Type-B was requested to ATC. == Discussion == == Next meeting == * 2023/12/22 10:30-