= Minute of KAGRA commissioning meeting = ---- * Date: 2018/6/26 11AM~12PM * Attendance: Miyakawa, Yokozawa, Stefan, Nakano, Yamamoto * eZuce: Shoda, Ushiba, Hirose, Eleonora, Izumi, Yamamoto(Toyama), Kokeyama, Miyoki ----- == PMC == * Summary of PMC work by Stefan during his stay at KAGRA * Two PZT steering mirrors were installed yesterday for input beam to IMC. * Calibration to Hz will be done today. * Thermal drive is sill missing. * Needs fitness, noise budget or something. * Probably we do not need to change HV PZT driver by O3, but needs estimation. * PMC servo modifications -> Stefan * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=5155]] * FSS and PMC locked together -> Nakano, Stefan * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=5318]] * PMC autolocking sped up -> Stefan, Nakano * [[http://klog.icrr.u-tokyo.ac.jp/osl/?r=5320]] == Others == * Beam height brain storming -> next week? * ETMX and ITMX should be located at half low temperature stage and room temperature stage. It means that ~5mm off from the nominal position. Type A can compensate ~5mm. * --(Necessary number of High power coil driver -> Aso)-- * Cable cleaning on BS rack will be done this weekend. * Next meeting: 7/3.