40m
QIL
Cryo_Lab
CTN
SUS_Lab
TCS_Lab
OMC_Lab
CRIME_Lab
FEA
ENG_Labs
OptContFac
Mariner
WBEEShop
|
40m Log |
Not logged in |
 |
|
Tue Jan 10 00:09:33 2012, kiwamu, Update, LSC, spike hunting in REFL33
|
Tue Jan 17 01:02:07 2012, kiwamu, Update, LSC, glitch hunting in REFL RFPDs : strange
|
Tue Jan 17 02:27:49 2012, kiwamu, Update, LSC, fringe tests : all the suspensions are innocent
|
Tue Jan 17 13:47:40 2012, kiwamu, Update, LSC, dirty steering mirror in the REFL path
|
Wed Jan 18 12:36:26 2012, kiwamu, Update, LSC, wiped a steering mirror on the REFL path 
|
Tue Jan 17 19:07:47 2012, rana, Update, LSC, glitch hunting in REFL RFPDs : strange
|
Wed Jan 18 14:28:36 2012, kiwamu, Update, LSC, estimation of optical length between PRM and scattering object 
|
Wed Jan 18 16:31:10 2012, kiwamu, Update, LSC, estimation of optical length between PRM and scattering object
|
|
Message ID: 6208
Entry time: Tue Jan 17 19:07:47 2012
In reply to: 6202
|
Author: |
rana |
Type: |
Update |
Category: |
LSC |
Subject: |
glitch hunting in REFL RFPDs : strange |
|
|
Another possibility is that there is some beam clipping of the REFL beam before it gets to the PD. Then there could be a partial reflection from that creating a spurious interference. Then it would only show the fringe wrapping if you excite the scatterer or the PRM. |