Beam Splitter BSFM Triple Suspension Actuator (Actuation) Control Range (Ranges)

Document #:

LIGO-T1100602-v2

Document type:

T - Technical notes

Abstract:

BSFM Triple Suspension Control Ranges: details of OSEMs, Magnets, Coil Drivers, and total actuation range for the drive chain at each stage at DC and as a function of frequency.

Files in Document:

• T1100602-v2.pdf (244.6 kB)

Other Files:

• T1100602-v2_BSFMMaxRange_highdrive_all.pdf (68.0 kB)
• T1100602-v2_BSFMMaxRange_lownoise_all.pdf (67.4 kB)
• T1100602-v2_bsfm_actuation_ranges.pdf (58.1 kB)
• T1100602-v2_bsfm_actuation_ranges.xls (52.0 kB)

Topics:

• Final Design
• Suspensions

Authors:

• Norna Robertson
• Jeffrey Kissel

Keywords:

beamsplitter control actuation range

Notes and Changes:

- Calculation at DC now much more explicit to avoid confusion with factors of 2.
- Main document includes description of calculation.
- Now includes frequency dependent information.

Related Documents:

Referenced by:

• LIGO-T1400293: Suspension Alignment Offsets and Gains