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| Deletions are marked like this. | Additions are marked like this. |
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| * PRC loss was large, birefringence effect? * FPMI or SRFPMI or DRFPMI * Open the CS area and remove the PRM and SRM? * Before that, we want to investigate the scattering effect at CS area |
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| * Portable PEM researcher * Spectral analyzer, sound recording, ... * USB accelerometer, microphone, ... |
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| * Friday is temporal weekly PEM measurement * Understanding the effect of the instruments and so on * Power supply * duct vibration |
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| * Due to the limited DAQ power, almost all PEMs are taken at 2kHz sampling * Only PSL and CS microphone are taken with 16kHz sampling for the noise hunting |
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| * Shaker injection1 (Yikang, Yokozawa) * Shaker injection2 (Okutomi, Fabian) * acoustic injection (TTanaka) * magnetic field injection (Yikang, Yokozawa) * RF injection (TTanaka, Washimi) |
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| * Next engineering run : 13th Jul. * Interferometer configuration ? |
Weekly PEM meeting
- 2019/7/02(Tue) 17:00-(JST)
- Regular meeting meeting
Web meeting with Zoom2 (Zoom2)
=== Agenda ===
- General issue
- KAGRA interferometer status
- PRC loss was large, birefringence effect?
- FPMI or SRFPMI or DRFPMI
- Open the CS area and remove the PRM and SRM?
- Before that, we want to investigate the scattering effect at CS area
- Google chrome project
- Portable PEM researcher
- Spectral analyzer, sound recording, ...
- USB accelerometer, microphone, ...
- Weekly PEM measurement
- Friday is temporal weekly PEM measurement
- Understanding the effect of the instruments and so on
- Power supply
- duct vibration
- PEM DAQ sampling rate
- Due to the limited DAQ power, almost all PEMs are taken at 2kHz sampling
- Only PSL and CS microphone are taken with 16kHz sampling for the noise hunting
- PEM injection
- Shaker injection1 (Yikang, Yokozawa)
- Shaker injection2 (Okutomi, Fabian)
- acoustic injection (TTanaka)
- magnetic field injection (Yikang, Yokozawa)
- RF injection (TTanaka, Washimi)
- Preparing toward the next engineering run
- Next engineering run : 13th Jul.
- Interferometer configuration ?
- Task list toward the O3
- Please send e-mail to me if you have comments.
- KAGRA interferometer status
- each member progress
- Yokozawa
- Power supply issue
- Washimi
- Plan for cryochamber characterization
- Sound reverberation analysis
- Others and plan toward the JPS meeting
- Kozakai
- Trigger event identification
- Yuzu summary page comments
- Others and plan toward the JPS meeting
- Miyo
- Effect the protect shied to the seismometer
- Long term study of the KAGRA ground motion
- Oshino
- Weather station issue
- TTanaka
- Preparing for the PEM injection
- Microphone calibration
- Thesis agenda and plan toward the JPS meeting
- Okutomi
- Shaker injection
- Kaihotsu
- Report about the KIW6
- Yuzurihara
- Yuzu summary page comments
- etc
- Yokozawa
- github progress