Beam Test Jul 25 2012

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Tune

Energy Switch Out (High En)
Solenoid 1 9.1 A
Solenoid 2 1.3 A
Gun Hor -0 A
Gun Ver +0.1 A
Output Hor -0.3 A
Output Ver -0 A
Rep Rate 11
Gun HV 10 (Knob Setting)
Gun Grid Voltage 10 (Knob Setting)
RF frequency 2856.323 MHz
Modulator HV Power Supply 4.19 (Knob Setting)
RF macro Pulse Length (FWHM) 300 ns
Q1 (A) -3
Q2 (A) +0.8
Q3 (A) +2
Q4 (A) -2
Q5 (A) +0.8
Q6 (A) +2
Current at FC0 90 mA

e-

quad settings after T1 (Target 1, positron production target).

D1   D2      q4     q5    q6     q7    q8     q9     q10        
4.2  4.41    +6.5   -3.7  -1.1   +1.5  +0.2   +0.3   +0.0

e+

quad settings after T1 (Target 1, positron production target).

D1     D2      q4     q5    q6     q7    q8     q9     q10        
-4.2  -4.41    -6.5   +3.7  +1.1   -1.5  -0.2   -0.3   -0.0

DAQ runs

Beam left is Det2, Beam right is Det3.

run# T1 T2H V-D2L  HV-D3R  Reprate start     end        Int Rate
3663 in in  1060V  1080V   11      13:02:08  13:25:14  4.4757 events/s

Detector3 was very quite, so I replaced Detector3 with Detector1.


run# T1 T2 logic HV-D2L HV-D1R Reprate start stop Int Rate
3663 in in DL & DR & GunTrig 1060V 1080V 11 13:02:08 13:25:14 4.4757 events/s

Detector3 was very quite, so I replaced Detector3 with Detector1.


run# T1 T2 Sweep Magnet logic HV-D2L HV-D1R Reprate start stop Int Rate
3664 in in out DL & DR & GunTrig 1060V 1080V 100 13:35:45 15:53:00 ??? 45.5 events/s comments
3665 in in out (DL & GunTrig) or (DR & GunTrig) 1060V 1080V 100 13:53:24 13:57:44 51.1 events/s
3666 in in out DL & DR & GunTrig 1200V 1200V 100 13:58:31 14:15:35 43.5 events/s bad data
3667 in in out DL & DR & GunTrig 1200V 1200V 100 13:58:31 14:41:49 4.6 events/s
3668 in in out DL & DR & GunTrig 1200V 1200V 100 14:50:36 4.7 events/s
3669 in in out DL & DR & GunTrig 1060V 1080V 100 14:57:00 15:15:46 events/s
3670 in in out DL & DR & GunTrig 1060V 1080V 100 15:16:22 15:30:23 3.07 events/s
3671 in out DL & DR & GunTrig 1060V 1080V 100 15:31:07 16:03:58 out 2.4 events/s 1971 sec run time
3672 in in out DL & DR & GunTrig 1060V 1080V 100 16:05:27 16:42:01 3.00 events/s 3673 in in in DL & DR & GunTrig 1060V 1080V 100 16:45:44 events/s