Geophone calibration for BS

YoshinoriFujii commented 5 years ago

Target

Get the calibration parameters from this data:

Todo

[x] plot transfer functions from output voltage to the velocity of the mass
[x] get the information of t_deacay, f0, Ge by fitting the function with the eq in [1].
[ ] estimate the noise level with 3-channel correlation analysis.

reference: [1] geo-tf

YoshinoriFujii commented 5 years ago

The measurement data is stored in /users/VIS/TypeB/geo_check/forBS/190123/

YoshinoriFujii commented 5 years ago

plot transfer functions from output voltage to the velocity of the mass get the information of t_deacay, f0, Ge by fitting the function with the eq in [1].

The fitting results (raw) are: fitting_results_for_BS.pdf

channel name	Ge	eta	f0
CH20	269.916375915 +/- 0.000188587927379	0.346571105434 +/- 3.00711943235e-07	0.983204011539 +/- 1.71568859765e-07
CH21	269.306243386 +/- 0.000182615347757	0.340087429364 +/- 2.88354030819e-07	0.987126563661 +/- 1.68207920156e-07
CH22	270.38483948 +/- 0.000185564029199	0.33709611255 +/- 2.79657468877e-07	1.0171297833 +/- 1.69051499483e-07
CH23	273.233487731 +/- 0.000192338064131	0.277733478285 +/- 2.27452910585e-07	1.23137542287 +/- 1.44064917327e-07

TF_geo_BS_CH20.txt TF_geo_BS_CH21.txt TF_geo_BS_CH22.txt TF_geo_BS_CH23.txt

YoshinoriFujii / Weekly-task

Geophone calibration for BS #11

Target

Todo