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CAL (General)
takahiro.yamamoto - 5:36 Wednesday 22 April 2020 (14270) Print this report
Quick check of the new calibration parameters.
* Calibration line vs. Xpcal
- 29.5Hz: 2% larger than Xpcal
- 79.7Hz: 8% smaller than Xpcal
- 859.7Hz: 3% smaller than Xpcal

* Online h(t) vs. h_err (30Hz - 1500Hz)
- consistent within 3% as gain
- consistent within 2deg. as phase

* OLTF model vs. Meas. [30Hz - 1500Hz]
- cross over frequency of v_err and v_ctrl is consistent with UGF frequency.
- measured G is consistent with [ A*v_ctrl / (v_err/C) ] within 1.5dB (AA/AI effects are not taken into account yet.)


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