Trigger setup

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  • Settings
    • channel 32 - 2050V (bottom scintillator)
    • channel 33 - 1750V (top scintillator)
  • Layout
    • top - fan in/fan out - discriminator(30mV) - 12ns delay - logic unit
    • bot - fan in/fan out - discriminator(30mV) - logic unit
  • Description
    • Averages of signals are approx. 40mV and 20ns


  • Lead Glass Calorimeter
    • note: to bring up HV display: open terminal -> su -> minicom
channel # lead glass # HV
33 scint 2 1750
39 lg6 1975
40 lg7 1925
41 lg8 1850
42 lg9 1800
43 lg10 1825
44 lg11 1825
45 lg12 1860
46 lg13 1900
0 lg14 1850
1 lg15 1850
2 lg16 1750
3 lg17 1950
4 lg18 1925
5 lg19 1925
6 lg20 1825
7 lg21 1700
8 lg22 1850
9 lg23 1850
10 lg24 1900
11 lg25 1850


channel # cable # Discrim #
6 D31 03T
7 D27 9B


8 D28 07T
9 C134(BA62) 11B
10 C135 9T
11 C138 07B
12 C136 01T
13 C133 03B
14 C140 h1x13n
15 C139 05B
16 CP1 h1x15n
17 CP2 h2x12n
18 CP6 04B
19 CP4 02T
20 CP3 06B
21 CP5 8T
22 E*B 10B
23 HMSGATE 06T
24 NDETGATE 12B
25 BA7(spare) 10T


Scint and Lead Glass Setup.jpg