Document List by Topic

These documents on Change Control (subtopic of Management) are available:
(List events on Change Control)

LIGO-Number Title Author(s) Topic(s) Last Updated
E1800129-v1 ECR: Change ETM HWS light source from pick-off of ALS beam to green LED and couple in via orthogonal polarization Aidan Brooks Change Control
Auxiliary Optics
Final Design
16 May 2018
E1101078-x0 DCN aLIGO PSL - Coolant distribution system Benno Willke Change Control
Laser Systems
Final Design
21 Sep 2016
M1200274-v4 Engineering Change Request (ECR) Process Dennis Coyne Change Control
System Engineering
Policies
11 May 2016
E1300794-v1 ECR: New naming scheme for OMC channels Peter Fritschel Change Control
Sensing and Control
08 Mar 2015
M070102-v2 M070102 Advanced LIGO Change Control Procedure Carol Wilkinson et al. Change Control
Project Controls
22 Feb 2015
M0900034-v4 RODA: Use of SmCo and NdFeB Magnets in Advanced LIGO Suspensions Norna Robertson Change Control
Final Design
Suspensions
21 Feb 2015
E1400399-v1 ECR: Retrofitted ESD Cable Connections Dennis Coyne Change Control
System Engineering
Suspensions
11 Oct 2014
E1400305-v1 ECR: Beamsplitter Suspension Wire Shielding Baffle Calum Torrie Change Control
System Engineering
Suspensions
20 Jun 2014
E1101214-v2 DCN-TMS Suspension & Mass Components Craig Conley Change Control
Auxiliary Optics
Suspensions
20 Jun 2014
E1200050-v2 DCN -TMS Various Releases and Revisions for production Craig Conley et al. Change Control
Auxiliary Optics
20 Jun 2014
E1101204-v2 DCN - TMS Telescope Craig Conley Change Control
Auxiliary Optics
20 Jun 2014
E1300534-v1 ECR - CDS Code Release RCG V2.7 Rolf Bork Change Control
Data Acquisition System
Upgrades
19 Jun 2014
E1300419-v1 ECR: Add half-wave plate to REFL beam path in HAM1 Peter Fritschel Change Control
Sensing and Control
19 Jun 2014
E1300284-v1 ECR - PSL open PMC lid Benno Willke Change Control
19 Jun 2014
E1300788-v1 ECR: add baffle to PR3 Suspensions to prevent wire heating Dennis Coyne Change Control
System Test
Auxiliary Optics
Suspensions
19 Jun 2014
E1400164-v2 ECR: Increase drive range for the Quad UIM actuators Peter Fritschel Change Control
Suspensions
31 Mar 2014
E1400107-v2 ECR: store suspension mis/alignment values separately in EPICS database Jameson Graef Rollins et al. Change Control
Suspensions
15 Mar 2014
E1400017-x0 DCN- Revision of Pcal Periscope Assembly Craig Conley Change Control
Auxiliary Optics
31 Jan 2014
E1400015-x0 DCN- Release of Pcal Periscope Pre-Alignment Tooling Craig Conley Change Control
Auxiliary Optics
31 Jan 2014
E1300649-x0 DCN- Various Pcal Transmitter & Receiver Drawing Updates Craig Conley Change Control
Auxiliary Optics
31 Jan 2014
R1300028-v2 Change Request for Secondary Power feed to LHO Richard McCarthy Change Control
Operations Liens List
Operations
07 Jan 2014
E1300602-x0 DCN- Revision of Various Pcal In-Vacuum Drawings Craig Conley Change Control
Auxiliary Optics
22 Oct 2013
E1300584-x0 DCN- Release of Documents for Pcal Receiver Mount Fixture Craig Conley Change Control
Auxiliary Optics
08 Oct 2013
E1300578-v1 ECR: Topology Changes to SUS models as a result of ISC Informed Interaction Jeffrey Kissel Change Control
Commissioning
Suspensions
02 Jul 2013
E1300132-v2 ECR - Reworks to OMCS Parts Derek Bridges Change Control
Final Design
Suspensions
01 Jun 2013
E1300085-x0 DCN - Updated OMCS Part and Assembly Drawings Derek Bridges Change Control
Final Design
Suspensions
01 Jun 2013
E1300471-v1 ECR: Reposition the Vibration Absorbers Attached to the Output Faraday Isolator (OFI) Assembly Matthew Heintze Change Control
Installation
Auxiliary Optics
21 May 2013
E1300418-x0 DCN- Revised Oplev-Pcal Documents per ECR E1300249-v2 Craig Conley Change Control
Installation
Auxiliary Optics
10 May 2013
E1300412-x0 DCN- Revise aLIGO Pcal Fixed Mirror Seating Bracket Craig Conley Change Control
Auxiliary Optics
10 May 2013
E1300396-x0 DCN- Release aLIGO Pcal Fixed Mirror Seating Bracket Craig Conley Change Control
Auxiliary Optics
10 May 2013
E1300249-v2 ECR - Change Locating Dimensions of Oplev/Pcal Receiver Installations in all End VEAs Craig Conley Change Control
Integration
Installation
Auxiliary Optics
10 May 2013
E1201116-v2 ECR - Replace HSTS Lower Blade Stops Derek Bridges et al. Change Control
Installation
Final Design
Suspensions
22 Feb 2013
E1300096-x0 DCN - Updated OMCS Lower Wire and Lower Wire Jig Derek Bridges Change Control
Final Design
Suspensions
01 Feb 2013
E1300077-x0 DCN- Correction of Pcal Preiscope Flexure Adjustment Screw Drawing Craig Conley Change Control
Auxiliary Optics
24 Jan 2013
E1300038-v1 ECR - Pcal Periscope Mirror Alignment Pin Craig Conley Change Control
Auxiliary Optics
16 Jan 2013
E1300028-x0 DCN- Release of Pcal Periscope Mirror Alignment Pin Craig Conley Change Control
Auxiliary Optics
11 Jan 2013
E1300019-x0 DCN - Revision of D1201488 Derek Bridges Change Control
Final Design
Suspensions
09 Jan 2013
E1201122-x0 DCN - HSTS Upper Mass - Rounded-End SHCS Blade Stops Derek Bridges Change Control
Final Design
Suspensions
19 Dec 2012
E1201117-x0 ECR - Revised Method for Flattening HLTS Upper Blades Derek Bridges Change Control
Assembly
Suspensions
18 Dec 2012
E1201072-x0 DCN- Release of Pcal Preiscope Flexure Adjustment Screw Craig Conley Change Control
Auxiliary Optics
17 Dec 2012
E1201085-x0 DCN - Drawing Correction, Pcal Preiscope Flexure Craig Conley Change Control
Auxiliary Optics
04 Dec 2012
E1200989-v1 ECR - Change Locating Dimensions of Pcal Transmitter and Oplev/Pcal Receiver Installations in all End VEAs Craig Conley Change Control
Auxiliary Optics
15 Nov 2012
E1200996-x0 DCN- Update of End Station Oplev & Pcal Installation Layouts Craig Conley Change Control
Auxiliary Optics
15 Nov 2012
E1100086-v1 DCN-Initial Release of TMS Vertical Safety Stop Component Drawings Craig Conley Change Control
Auxiliary Optics
03 Aug 2012
E1200542-x0 DCN - Updates for Production HLTS Derek Bridges Change Control
Suspensions
04 Jun 2012
E1101192-v1 DCN -TMS Telescope Optics Craig Conley Change Control
Auxiliary Optics
15 May 2012
E1200216-x0 DCN-TMS Tablecloth Revisions for Production Michael Hillard Change Control
Auxiliary Optics
Suspensions
30 Apr 2012
E1101152-x0 DCN- Various TMS Telecope, Table and integration Components Craig Conley et al. Change Control
Auxiliary Optics
27 Apr 2012
E1100351-v1 DCN-TMS Various Releases and Revisions Craig Conley Change Control
Auxiliary Optics
13 Apr 2012
E1200330-x0 DCN - Revised HSTS Tablecloth Brackets Derek Bridges Change Control
Final Design
Suspensions
03 Apr 2012
E1200212-x0 DCN - HLTS Production Updates Derek Bridges Change Control
Final Design
Suspensions
01 Mar 2012
E1200252-x0 DCN - HLTS and Fixture Production Updates Derek Bridges Change Control
Final Design
Suspensions
01 Mar 2012
E1200070-v1 DCN-Release of TMS Blade Spring Designs Craig Conley Change Control
Auxiliary Optics
Suspensions
28 Feb 2012
E1200182-x0 DCN - HXTS Magnet Fixture Modifications Derek Bridges Change Control
Final Design
Suspensions
09 Feb 2012
D1200234-v1 Aluminum Bushing, Magnet Fixture, HLTS/HSTS Derek Bridges Change Control
Final Design
Suspensions
07 Feb 2012
E1200151-v1 DCN-Revision to Quad Upper Structure Top Ring Craig Conley Change Control
Suspensions
02 Feb 2012
E1100865-x0 DCN - HLTS Glass Optic Secondary Prism Placement Fixture and Lower Loop Wire Comb Derek Bridges Change Control
Final Design
Suspensions
20 Dec 2011
E1101195-x0 DCN - HLTS Odds and Ends Derek Bridges Change Control
Final Design
Suspensions
19 Dec 2011
E1101215-x0 DCN-TMS Tooling Releases & Revisions Craig Conley Change Control
Auxiliary Optics
16 Dec 2011
E1101054-x0 DCN - HLTS/HSTS Miscellaneous Tools Derek Bridges Change Control
Final Design
Suspensions
07 Dec 2011
E1101173-x0 DCN - HAM Triple Blade Measurement Device Derek Bridges Change Control
Final Design
Suspensions
07 Dec 2011
E1101061-x0 DCN - HSTS Secondary Prism Placement Fixtures and Lower Loop Wire Comb Derek Bridges Change Control
Final Design
Suspensions
07 Nov 2011
E1101053-x0 DCN - HLTS Production Revisions of Assembly Drawings Derek Bridges Change Control
Final Design
Suspensions
27 Oct 2011
E1101014-v1 DCN-TMS First Article Top Assembly & Installation Craig Conley Change Control
Auxiliary Optics
18 Oct 2011
E1101010-x0 DCN - Revised HLTS Bottom Mass Magnet Placement Fixture Derek Bridges Change Control
Final Design
Suspensions
18 Oct 2011
E1100838-x0 DCN - HLTS Metal Mass Secondary Prism Fixture Derek Bridges Change Control
Final Design
Suspensions
05 Oct 2011
E1100826-x0 DCN - HLTS Sapphire Prism Placement Fixture Revisions Derek Bridges Change Control
Final Design
Suspensions
09 Sep 2011
E1100336-v1 DCN-TMS Telescope Endplate Revisions Craig Conley Change Control
Auxiliary Optics
08 Sep 2011
E1100228-x0 DCN - Production version of HLTS including AOSEM brackets Derek Bridges Change Control
Final Design
Suspensions
27 Jun 2011
E1000849-x0 DCN - Production HLTS Assembly Drawings Derek Bridges Change Control
Final Design
Suspensions
13 Jun 2011
E1100527-x0 DCN - HLTS Structure As-Built Modifications Derek Bridges Change Control
Final Design
Suspensions
13 Jun 2011
E1000384-v1 DCN-Initial Release of TMS Seismic Safety Stop Structure Craig Conley Change Control
Auxiliary Optics
31 May 2011
E1100132-x0 DCN - HLTS Magnet Placement Fixtures Derek Bridges Change Control
Final Design
Suspensions
21 Apr 2011
D1100660-x0 TMS Suspension Tablecloth Plate, Front Craig Conley Change Control
Auxiliary Optics
11 Apr 2011
E1000735-v1 DCN-Initial Release of TMS Telescope F1, F2 & Primary Mirror Drawings Craig Conley Change Control
Auxiliary Optics
09 Apr 2011
E1100019-v1 DCN-Initial Release of TMS Telescope Black Glass Components Craig Conley Change Control
Auxiliary Optics
07 Apr 2011
E1100277-v1 DCN-TMS Tablecloth 1st Article Reworks Craig Conley Change Control
Auxiliary Optics
07 Apr 2011
E1100262-v1 DCN-Revision of TMS 2nd Fold Mirror 1st Article Craig Conley Change Control
Auxiliary Optics
24 Mar 2011
E1100080-v1 DCN-Various TMS Revisions & Releases Craig Conley Change Control
Auxiliary Optics
16 Mar 2011
E1100057-x0 DCN - HLTS Wire Jigs - Production Version Derek Bridges Change Control
Final Design
Suspensions
09 Feb 2011
E1100031-v1 DCN-Revisions to TMS Optics Table Components Craig Conley Change Control
Auxiliary Optics
13 Jan 2011
E1000693-x0 DCN - Production HLTS Fixtures Derek Bridges Change Control
Final Design
Suspensions
07 Jan 2011
E1100001-x0 DCN - Updated HLTS Wire Clamps Derek Bridges Change Control
Final Design
Suspensions
05 Jan 2011
T1000175-v2 Thinner Compensation Plates for reduced Squeeze film damping Matthew Evans et al. Change Control
Vacuum
System Engineering
Core Optics
Sensing and Control
Suspensions
Technical Review Board
14 Dec 2010
E1000741-x0 DCN - Revised HLTS Upper Blade Clamps and Shims Derek Bridges Change Control
Final Design
Suspensions
22 Nov 2010
E1000301-x0 DCN - HLTS Production Revision Non-Suspended Parts Derek Bridges Change Control
Final Design
Suspensions
08 Nov 2010
E1000236-x0 DCN - HLTS Parts with Only Notes Changes Derek Bridges Change Control
Final Design
Suspensions
08 Nov 2010
E1000570-x0 DCN - Update to production version of HLTS Structural Weldment Derek Bridges Change Control
Final Design
Suspensions
11 Oct 2010
E1000166-x0 DCN - HLTS Suspended Mass Updated Drawings Derek Bridges Change Control
Final Design
Suspensions
05 Oct 2010
E1000371-x0 DCN - HLTS Structure, Production Version Derek Bridges Change Control
Final Design
Suspensions
08 Sep 2010
E0900446-x0 DCN - HLTS Prototype Assembly Drawings and As-Built Revisions Derek Bridges Change Control
Preliminary Design
Suspensions
01 Mar 2010
E0900225-x0 DCN - 40-Meter Cable Clamp Derek Bridges Change Control
Preliminary Design
Suspensions
21 Jan 2010
E0900425-x0 DCN - HSTS Sapphire Prism Placement Fixture Michael Meyer Change Control
Preliminary Design
Suspensions
23 Nov 2009
E0900369-x0 DCN - HLTS Sapphire Prism Placement Fixture Derek Bridges Change Control
Preliminary Design
Suspensions
23 Nov 2009
E0900302-x0 DCN - HLTS Magnet Placement Fixtures Derek Bridges Change Control
Preliminary Design
Suspensions
21 Oct 2009
E0900243-x0 DCN - AOSEM Alignment and Mounting Brackets Derek Bridges Change Control
Preliminary Design
Suspensions
11 Sep 2009
E0900277-x0 DCN - Updated HLTS Test Mass Parts and Assembly, Lower Loop Wire Parts, Jig, and Assembly, and Intermediate Mass Assembly Derek Bridges Change Control
Preliminary Design
Suspensions
11 Sep 2009
E0900266-x0 DCN - HAM Crossbeam Miscellaneous Andy Stein Change Control
Final Design
Seismic Isolation
02 Sep 2009
E0900261-x0 DCN - HAM Crossbeam Connector Weldment (D080462) Andy Stein Change Control
Final Design
Seismic Isolation
28 Aug 2009
E0900258-x0 DCN - HAM Crossbeam Weldment (D080456) Andy Stein Change Control
Final Design
Seismic Isolation
27 Aug 2009
E0900239-x0 DCN - HLTS Updated Drawings (Upper Wire and Upper Blade Bake Fixture) Derek Bridges Change Control
Preliminary Design
Suspensions
14 Aug 2009
E0900205-x0 DCN - HLTS Lower Loop Wire Jig Derek Bridges Change Control
Preliminary Design
Suspensions
10 Aug 2009
E0900232-x0 DCN - HLTS Test Mass and Related Parts Derek Bridges Change Control
Preliminary Design
Suspensions
05 Aug 2009
E0900129-x0 DCN - Rounded SHCS Derek Bridges Change Control
System Engineering
03 Aug 2009
E0900221-x0 DCN - HLTS Coil Holder (Tablecloth) Assembly and Parts Derek Bridges Change Control
Preliminary Design
Suspensions
03 Aug 2009
E0900204-x0 DCN - HLTS Intermediate Wire Jig Derek Bridges Change Control
Preliminary Design
Suspensions
03 Aug 2009
E0900189-x0 DCN - HLTS Test Mass Assembly Parts (and HLTS Intermediate Mass Main Section) Derek Bridges Change Control
Preliminary Design
Suspensions
28 Jul 2009
E0900176-x0 DCN - HLTS Assembly Drawings Derek Bridges Change Control
Preliminary Design
Suspensions
27 Jul 2009
E0900198-x0 DCN - HLTS Upper Mass Parts Derek Bridges Change Control
Preliminary Design
Suspensions
24 Jul 2009
E0900213-x0 DCN - Magnet Holder (OMC SUS, HLTS) Derek Bridges Change Control
Preliminary Design
Suspensions
22 Jul 2009
E0900193-x0 DCN - HLTS Lower Loop Wire Parts Derek Bridges Change Control
Preliminary Design
Suspensions
20 Jul 2009
E0900184-x0 DCN - HLTS Intermediate Wire Parts Derek Bridges Change Control
Preliminary Design
Suspensions
07 Jul 2009
E0900173-x0 DCN - HLTS Intermediate Mass Parts Derek Bridges Change Control
Preliminary Design
Suspensions
07 Jul 2009
E080418-v1 DCN - HAM Large Triple Suspension Blade and Wire Clamps Michael Meyer Change Control
Preliminary Design
Suspensions
23 Jun 2009
E0900162-x0 DCN - HLTS Earthquake Stop Mounts and Assemblies Derek Bridges Change Control
Preliminary Design
Suspensions
19 Jun 2009
E0900166-x0 DCN - HLTS Upper Blade Bake Fixture Derek Bridges Change Control
Preliminary Design
Suspensions
11 Jun 2009
E080427-v1 DCN - As-Built Drawings for OMC Suspensions Derek Bridges Change Control
Suspensions
09 Jun 2009
E0900160-x0 DCN - HLTS Upper Wire Assembly and Upper Wire Jig Derek Bridges Change Control
Preliminary Design
Suspensions
08 Jun 2009
E0900159-x0 DCN - HLTS Top Blade Guard Derek Bridges Change Control
Preliminary Design
Suspensions
04 Jun 2009
E0900152-x0 DCN - Earthquake Stops Derek Bridges Change Control
Preliminary Design
Suspensions
21 May 2009
E0900066-x0 DCN - HAM Large Triple Suspension Nonsuspended Hardware Derek Bridges Change Control
Basic R&D
Suspensions
21 May 2009
E0900155-x0 DCN - HLTS Lower Blade Library of Clamps Derek Bridges Change Control
Preliminary Design
Suspensions
21 May 2009
E0900154-x0 DCN - HLTS Upper Blade Library of Clamps Derek Bridges Change Control
Preliminary Design
Suspensions
19 May 2009
E0900065-x0 DCN - HAM Large Triple Suspension Suspended Hardware Derek Bridges Change Control
Basic R&D
Suspensions
15 May 2009
E0900132-x0 DCN for initial release of Core Optic Coating Specifications for Adv. LIGO Dennis Coyne Change Control
Core Optics
Fabrication
Final Design
12 May 2009
E080172-v1 DCN: ETM and ITM Quad Penultimate Mass drawings and specifications Russell Jones Change Control
Final Design
Suspensions
02 Mar 2009
E080171-v1 DCN: ALIGO SUS ETM QUAD End Reaction Mass (ERM) Drawing & Specification Russell Jones Change Control
Final Design
Suspensions
02 Mar 2009

Number of documents found: 127

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