BaBar Prototype II Drift Chamber

Drawings and Schematics

Last updated: 18 January 2002 by Michael Kelsey

Electronics/Block Diagrams August 2001

Courtesy Lisa Manning

Physical Diagram of Proto II

gif, ps, eps

Block Diagram Overview

gif, ps, eps

Drift Chamber and Front-end Electronics

gif, ps, eps

Read-out Electronics

gif, ps, eps

Telescope Scintillator

gif, ps, eps

Block Diagram Power Supplies

gif, ps, eps

Nice Postscript document with all diagrams

Photographs August 2001

Courtesy Karl Bouldin

Chiller

EPS, JPEG

Front-end

closeup, EPS, JPEG

overview, EPS, JPEG

Readout Crate

EPS, JPEG

Trigger

T1 and T2, EPS, JPEG

T2 and T3, EPS, JPEG

Electronics, EPS, JPEG

Parts and Details

• Endplates
• Side panels
• Angle-irons for mounting sides
• al_interface_cf.ps

Endplate Hole Patterns

• Front Endplate from the outside - 8.5 x 11(PostScript) - 11 x 17 (PostScript)
• Rear endplate - as wired - from the outside - 8.5x11(PostScript)- 11 x 17 (PostScript)
• Rear endplate - as drilled - from the outside - 8.5 x 11(PostScript)- 11 x 17 (PostScript)
• Rear endplate - as drilled - from the inside - 8.5 x 11(PostScript)- 11 x 17 (PostScript)

Gas System

• Plumbing Schematic for both Prototype II and Aging Chamber(s)
• Interlock System with hazardous atmosphere detectors (HADs) and relays