Latest revision as of 23:51, 10 December 2013

Background (shutter open)

Run Number	Beam	Time	Notes
6858	on	3'28"	V_CAT= 2.5kV, V_GEM=2.2 kV measuring the background without expecting a signal.(amplified twice)using PS777
6859	on		V_CAT= 2.5kV, V_GEM=2.2 kV measuring the background, expecting a signal. (amplified once)
6860	on		V_CAT= 2.9kV, V_GEM=2.6kV measuring the background (amplified once)
6861	off		V_CAT= 2.9kV, V_GEM=2.6kV measuring the background (amplified once)
6862	on		V_CAT= 3.15kV, V_GEM=2.85kV measuring the background (amplified once)

scope pic

Run Number	Beam	detector	Time	Notes
6903	on	off
6904	on	on		over charged
6909	on	on		changed the attenuation from 6 to 18 dB

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 [[File: 12_9_13_beamon_2.85_detector_isoff.png | 40 px]]
+=shuttter open =
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 |-
+|6900|| on ||  on || ||
+|}
+=shutter close=
+{| border="1" cellpadding="4"
+|-
+|Run Number || Beam ||  detector || Time  || Notes
+|-
+|6903|| on || off
+|-
+|6904 || on || on |||| over charged
+|-
+|6909 || on || on || || changed the attenuation from 6 to 18 dB
+|}