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URLhttps://doi.org/10.18429/JACoW-IBIC2024-TUP17
TitleCavity Beam Position Monitors pulse Injection source
Authors
  • M. McCallum, A. Lyapin
    John Adams Institute
  • A. Aryshev, N. Terunuma
    High Energy Accelerator Research Organization
  • K. Popov
    High Energy Accelerator Research Organization (KEK)
  • M. Bosman
    Royal Holloway, University of London
AbstractThe Cavity Beam Position Monitor (CBPM) system at Accelerator Test Facil- ity 2 (ATF2, KEK, Japan) operates with attenuation at a reduced 200 nm (vs measured 20-30 nm) resolution to cope with CBPM to magnet misalignment. In addition, CBPMs need regular calibrations to maintain their performance. To address these limitations, a pulse injection system is under development. This system aims to compensate for static offsets by injecting an anti-phase replica of the average beam signal directly into the sensor cavities. The same signal can provide a calibration tone for the whole processing chain and eliminate lengthy beam-based calibrations. Proof of principle tests for such a system have been conducted in December 2023. In this paper, we report on the results of the first beam test, discuss the technical challenges and provide a preliminary hardware specification for future experiments.
Paperdownload: TUP17.pdf
CiteBibTeX, LaTeX, Text/Word, RIS, EndNote
ConferenceProc. 13th International Beam Instrumentation Conference
Series
LocationBeijing
Date09-13 Sep 2024
PublisherJACoW Publishing, Geneva, Switzerland
Editorial BoardJianshe Cao (IHEP), Junhui Yue (IHEP), Lin Bian (IHEP), Ivan Andrian (Elettra-Sincrotrone Trieste S.C.p.A.), Volker RW Schaa (GSI), Zhichu Chen (SARI)
Online ISBN978-3-95450-249-3
Online ISSN2673-5350
Received05 September 2024
Revised11 September 2024
Accepted12 September 2024
Issued11 December 2024
DOI10.18429/JACoW-IBIC2024-TUP17
Pages76-79