Author: Otake, Y.
Paper Title Page
S10TS04 The Development of RF Reference Lines and a Timing System for Japan Linear Collider 356
 
  • J. Urakawa, S. Araki, T. Kawamoto, T. Mimashi, Y. Otake, Y. Satoh
    KEK, Ibaraki, Japan
 
  The main linac of Japan Linear Collider(JLC) will be operated at an X-band frequency of 11.424 GHz. The positioning of the X-band accelerating structures at JLG requires precise phase synchronisation over about 10 km. Temperature compensated fiber optic cables will be used for the transmission of the 11.424 GHz RF signal. The performance of this transmission line is described. Many timing signals will be also transmitted from the main control room, in which the master RF frequency generator will be situated, via this l.3 ¿m single mode fiber optic link. The outline of the timing system for JLC is given in this paper.  
DOI • reference for this paper ※ doi:10.18429/JACoW-ICALEPCS1991-S10TS04  
About • Received ※ 11 November 1991 — Accepted ※ 20 November 1991 — Issued ※ 04 December 1992  
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S11LLC02 Device Controllers Using an Industrial Personal Computer of the PF 2.5-GeV Electron Linac at KEK 378
 
  • Y. Otake, K. Kakihara, K. Nakahara, Y. Ogawa, S. Ohsawa, T. Shidara, M. Yokota
    KEK, Ibaraki, Japan
 
  Device controllers for electron guns and slits using an industrial personal computer have been designed and installed in the Photon Factory 2.5-Ge V Electron Linac at KEK. The design concept of the controllers is to realize a reliable system and good productivity of hardware and software by using an industrial personal computer and a programmable sequence controller. The device controllers have been working reliably for several years.  
DOI • reference for this paper ※ doi:10.18429/JACoW-ICALEPCS1991-S11LLC02  
About • Received ※ 11 November 1991 — Accepted ※ 20 November 1991 — Issued ※ 04 December 1992  
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