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The upgrade of the H.E.S.S. cameras

  • Gianluca Giavitto
  • , Terry Ashton
  • , Arnim Balzer
  • , David Berge
  • , Francois Brun
  • , Thomas Chaminade
  • , Eric Delagnes
  • , Gerard Fontaine
  • , Matthias Füßling
  • , Berrie Giebels
  • , Jean Francois Glicenstein
  • , Tobias Gräber
  • , Jim Hinton
  • , Albert Jahnke
  • , Stefan Klepser
  • , Marko Kossatz
  • , Axel Kretzschmann
  • , Valentin Lefranc
  • , Holger Leich
  • , Hartmut Lüdecke
  • Iryna Lypova, Pascal Manigot, Vincent Marandon, Emmanuel Moulin, Mathieu De Naurois, Patrick Nayman, Stefan Ohm, Marek Penno, Duncan Ross, David Salek, Markus Schade, Thomas Schwab, Rachel Simoni, Christian Stegmann, Constantin Steppa, Julian Thornhill, Francois Toussnel
  • c/o DESY
  • University of Leicester
  • University of Amsterdam
  • Universite Paris-Saclay
  • Ip Paris
  • Max-Planck-Institut für Kernphysik
  • Universités Paris VI and VII

Résultats de recherche: Le chapitre dans un livre, un rapport, une anthologie ou une collectionContribution à une conférenceRevue par des pairs

Résumé

The High Energy Stereoscopic System (H.E.S.S.) is an array of five imaging atmospheric Cherenkov telescopes (IACT) located in Namibia. In order to assure the continuous operation of H.E.S.S. at its full sensitivity until and possibly beyond the advent of CTA, the older cameras, installed in 2003, are currently undergoing an extensive upgrade. Its goals are reducing the system failure rate, reducing the dead time and improving the overall performance of the array. All camera components have been upgraded, except the mechanical structure and the photo-multiplier tubes (PMTs). Novel technical solutions have been introduced: the upgraded readout electronics is based on the NECTAr analog memory chip; the control of the hardware is carried out by an FPGA coupled to an embedded ARM computer; the control software was re-written from scratch and it is based on modern C++ open source libraries. These hardware and software solutions offer very good performance, robustness and flexibility. The first camera was fielded in July 2015 and has been successfully commissioned; the rest is scheduled to be upgraded in September 2016. The present contribution describes the design, the testing and the performance of the new H.E.S.S. camera and its components.

langue originaleAnglais
titreHigh Energy Gamma-Ray Astronomy
Sous-titre6th International Meeting on High Energy Gamma-Ray Astronomy
rédacteurs en chefFelix A. Aharonian, Felix A. Aharonian, Frank M. Rieger, Werner Hofmann
EditeurAmerican Institute of Physics Inc.
ISBN (Electronique)9780735414563
Les DOIs
étatPublié - 4 janv. 2017
Modification externeOui
Evénement6th International Symposium on High Energy Gamma-Ray Astronomy - Heidelberg, Allemagne
Durée: 11 juil. 201615 juil. 2016

Série de publications

NomAIP Conference Proceedings
Volume1792
ISSN (imprimé)0094-243X
ISSN (Electronique)1551-7616

Une conférence

Une conférence6th International Symposium on High Energy Gamma-Ray Astronomy
Pays/TerritoireAllemagne
La villeHeidelberg
période11/07/1615/07/16

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