Legacy WFS Interface Board

Document #:

LIGO-D1100546-v2

Document type:

D - Drawings

Abstract:

A two channel interface board used to support the initial LIGO WFS heads. DC gain is supplied for the four quadrants of photocurrent. DC power and HV bias is supplied through the interface connector serving each head.

Files in Document:

• PDF of Schematic and Layout (wfs_old_v2.pdf, 824.4 kB)
• zipped Gerber Files for Board Manufacture (wfs_old_v2.zip, 210.4 kB)

Other Files:

• Bill of materials in Excel Format (wfs_old_bom_v2.xlsx, 11.8 kB)
• ODB++ Files (wfs_old.zip, 542.0 kB)
• Pick and Place File for board stuffing (Pick Place for wfs_old.txt, 31.0 kB)
• Zip file containing Altium project files (wfs_old_v2 (2-20-2014 4-36-56 PM).zip, 2.1 MB)

ICS/JIRA Record:

• ICS_LINK

Topics:

• Sensing and Control
• Final Design

Authors:

• Rich Abbott

Keywords:

wfs interface

Notes and Changes:

Revision v2 - Corrected error in calculated gain given on amplifier schematic.
Changed R2 on amplifier schematic from 499 ohms to 100k
Corrected typo on D3 DC power indicating LED silkscreen

Referenced by:

• LIGO-D1100751-v1: Legacy WFS Interface Module Rear Panel
• LIGO-D1100749-v1: Legacy WFS Interface Module
• LIGO-D1100750-v2: Legacy WFS Interface Module Front Panel