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Reports until 16:07, Tuesday 05 December 2017
H1 SEI
jim.warner@LIGO.ORG - posted 16:07, Tuesday 05 December 2017 (39646)
ITMX ISI tfs look okay, ITMX & HAM4 ISIs locked again

I took some quick dtt tfs on ITMX today, because some of the long matlab tf infrastructure isn't working right now. I only took ST1 X,Y,Z,RX, &RY (I don't know what RZ would tell me better than the other dofs) tfs and looked at ST1-ST1 and ST1-ST2 tfs, I think this gives me enough data to compare to past tfs. First 2 plots are the ST1act to ST1l4 & ST1act to ST2gs13. Second two plots are the cartesian undamped tfs (for the same actuators and sensors) that we used to design the controllers on ITMX. I think they are in the same units, they look similar enough I think we can say ITMX ISI is free.

After finishing the ITMX tfs up, I went out and locked ITMX and HAM4. 

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