Beam hodoscope

Consists 7 horizontal and 7 vertical scintillating slabs. Each slab is read out by 2 photomultiplier tubes. With you facing the detector and the beam coming from your back, you have

  • Slabs measuring the horizontal profile of the beam (the vertical ones) are numbered H1 to H7 left to right, with a PMs on the top and b PMs on the bottom
  • Slabs measuring the vertical profile of the beam (the horizontal ones) are numbered V1 to V7 top to bottom, with a PMs on the left and b PMs on the right

Mapping of channels

  Slab PM Signal cable label HV CAEN channel HV [V] HV board HV board channel HV cable label
V 1 a 43 0 1900 0 0 39 21
2 39 1 1941 1 22
3 54 2 1790 2 23
4 55 3 1791 3 24
5 56 4 1825 4 25
6 58 5 1737 5 26
7 59 6 1881 6 8
1 b 23 7 1756 0 43
2 25 8 1777 8 55
3 19 9 1746 9 57
4 20 10 1762 10 56 X2
5 27 11 1841 11 42 L1
6 32 12 1949 12 59 PM3
7 31 13 1816 13 38
        14   0 14  
        15   0 15  
H 1 a 44 16 1868 1 0 30
2 45 17 1830 1 31
3 10 40 18 1758 2 33
4 50 19 ? 3 34
5 49 20 ? 4 35
6 5 21 1738 5 36
7 9 22 1829 6 37
1 b 28 23 1782 0 598
2 30 24 1877 8 2
3 7 25 1884 9 3
4 21 26 1817 10 4
5 3 27 1871 11 5
6 2 28 1946 12 6
7 26 29 1933 13 7
        30   1 14  
        31   1 15  

-- AndreDavid - 14 Sep 2006

Edit | Attach | Watch | Print version | History: r1 | Backlinks | Raw View | WYSIWYG | More topic actions
Topic revision: r1 - 2006-09-14 - AndreDavid
 
    • Cern Search Icon Cern Search
    • TWiki Search Icon TWiki Search
    • Google Search Icon Google Search

    Main All webs login

This site is powered by the TWiki collaboration platform Powered by PerlCopyright & 2008-2019 by the contributing authors. All material on this collaboration platform is the property of the contributing authors.
Ideas, requests, problems regarding TWiki? Send feedback