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VIS (PRM)
naoatsu.hirata - 15:29 Friday 04 August 2023 (26205) Print this report
Measurements of DAC noise for PRM actuators

[Sato-san, Hirata]

We measured TM and IM DAC noise at PRM.
We measured TM_AIout, IM1_AIout, IM2_AIout from outside chassis. TM, IM1 and IM2_COILout_dw0, dw1, dw2, dw3 from sattelite box inside cleanbooth.

As same as PR2 and PR3, IM1 satellite box is connected to IMV1,IMV2,IMV3 and IMH1. IM2 satellite box is connected to IMH2 and IMH3.
For changing ANALOG DEWHITENING FILTER, we use "IMV MONITORS STATE REQUEST" for IM1. And "IMH MONITORS STATE REQUEST" for IM2.

used whitening filter: JGW-S2213685
used ADC channel: PRM IM2 (ch8-ch11)
Measured data are here: /users/DGS/measurements/DAC/k1prm

The results are attached.

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