RF Waveguide

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RF Waveguide Structures C.E. Rago / SLAC LCLS
LinacRon Akre Peter McIntoshDecember 2003

• S-Band Waveguide Modifications
• Shortened DLWG Structures
• X-Band Compression Section
• S-Band Transverse Structure

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S-Band Waveguide Modifications

• Reconfigure S-Band Waveguide for LCLS / HEP
  Operations
• 5 Functional LCLS Systems
• L1, BC1, L2, BC2, L3
• Single Design Approach
• Top Design Priority
• Reroute / Remove S-Band Waveguide DLWG
  Structures as per Woodley Note
• Establish common form for LCLS Functional
  Assemblies (Installation DWGS)
• Correct Update Linac Schematics

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Shortened DLWG

• Modify Length of 2 Standard DLWG Structures
• Previously done for SLC by MFD (Early 80s)
• Design and some control documents have been
  retrieved.
• Fixtures and setups probably lost.
• Process Outline
• Review, establish, and document RF requirements
• Identify DLWG to be modified (RF Test)
• Develop an updated manufacturing plan
• Manufacture, Assemble, Post Process Test

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X-Band Compression

• Process Outline
• Review, establish, and document RF requirements
• Develop a site layout
• Klystron
• System Window
• Penetration Waveguide
• Beamline Components
• Identify a surplus 60 cm NLC 2030 Mv/m
  Structure.
• Develop an updated Manufacturing/Procurement plan
• Manufacture, Assemble, and Post Process Test

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X-Band Compression Cartoon
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X-Band Compression Cartoon
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S-Band Transverse Structure

• Existing Component _at_ 29-4