1. CERN X-band Test-Stand CERN - CEA – PSI – SLAC High voltage modulator Klystron XL5 Directional coupler Circular waveguide  =50 mm SLED Pulse compressor Mode convertors RF Valve Circular pumping port Status 03/2010

2. Milestones  12.2006 CLIC Frequency change: 30 GHz ► 12 GHz  01.2008 Mandate for 12 GHz test-stand at CERN  10.2008 SLAC WFOA: Design and Production of klystron  09.2008 “ French White Paper”: Modulator, PC and RF-Component Supply  12.2008 CERN component review  02.2009 Pulse Compressor order to GYCOM  05.2009 CEA tender for Modulator  09.2009 Modulator contract with Scandinova  12.2009 Start of klystron testing at SLAC 2

3. Organization CLIC WS October 08 Klystron G.McMonagle G. Rossat Modulator CEA & G.McMonagle Waveguides G.McMonagle G. Rossat Pulse Compressor CEA & I.Syratchev K. Schirm Operation/Controls M.Draper S. Dobert Low-level RF J. Mourier L. Timeo Infrastructure J.Monteiro K. Schirm Test-Stand G.Riddone S. Dobert K. Schirm G. McMonagle F. Peauger CEA K. Schirm

4. Klystron KM Schirm BE-RF4

5. XL5 2A 5

6. XL5 dressing 6

7. XL5 1A testing 7

8. TWT driver 8

9. Components GYCOM Cooling System Oil Pumps/Filter Filament PS Core Bias PS Primary Power Connections Control PCB, Sol PS, Vac PS, RF equippment HVPS, New place Flow Guards RF-Valve Courtesy: F. Peauger CEA Pulse Compressor Courtesy: GYCOM/I. Syratchev

10. Pulse Compressor (GYCOM) KM Schirm BE-RF 10

11. CLIC WS 10/2009 KM Schirm BE-RF 11

12. LL-RF Collaboration Meeting 01/2009 KM Schirm BE-RF12

13. Flanges CLIC WS 10/2009 KM Schirm BE-RF 13

14. Conclusion  Delays in the supply of modulator, some RF network components and installation (due to fire)  Klystron performance promising  Pulse Compressor needs additional effort  Installation will proceed in 3 phases: Power source commissioning - RF network comm. – Test Stand comm. 14