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CAL (General)
Shingo Fujii - 18:27 Wednesday 24 May 2023 (25364) Print this report
Calibration parameters ware updated
[YamaT, Dan, Shingo]

We measured transfer function as below and updated calibration parameters.
After that, we requested "OBSERVATION" to LSC_LOCK guardian.

Transfer Function:
LSC-DARM1_EXC -> LSC_DRAM1_IN1
ETMX_TM_CAL_EXC_OUT -> LSC_DRAM1_IN1
ETMX_IM_CAL_EXC_OUT -> LSC_DRAM1_IN1
ETMX_MN_CAL_EXC_OUT -> LSC_DRAM1_IN1
K1:CAL-PCAL_EX1_PD_RX_TOTAL_W ->LSC_DRAM1_IN1

YamaT-san will add the calibration parameters in comment.
 
Comments to this report:
takahiro.yamamoto - 19:24 Wednesday 24 May 2023 (25365) Print this report
Estimated values are as follows.
- ETMX_TM: -3.4761e-14 m/ct (0.6% change from previous measurement klog#25349).
- ETMX_IM: -1.4452e-14 m/ct (1.9% change from previous).
- H_DARM: 254.301dB (3% increased because the IMC output power was increased by alignment)

Changes in EPICS records were accepted as shown in Fig.1.
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