Difference between revisions of "Gain matching"

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==7/16/16==
 
==7/16/16==
PMT top and bottom is in coincidence with trigger placed "" below the CF-252 source.  
+
PMT top and bottom is in coincidence with trigger placed 3" below the CF-252 source.  
 +
 
 
PMT pulses are widened to 500 ns.
 
PMT pulses are widened to 500 ns.
Trigger threshold is 15
+
Trigger threshols: 15 mv
PMT thresholds are 60
+
PMT thresholds: 60 mv
  
  
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| D90  || Yellow || D90T003 / D90B004|| 2.4 || 0.6 || 1.8
 
| D90  || Yellow || D90T003 / D90B004|| 2.4 || 0.6 || 1.8
 
|-
 
|-
| D150  || Blue || D150T005 / D150B006|| 3.7 || 1.67 || 2.02
+
| D150  || Blue || D150T005 / D150B006|| 3.7 || 1.67 || 2.0
 
|-
 
|-
| D225  || Wood || D225T007 / D225B008|| 0.8
+
| D225  || Wood || D225T007 / D225B008|| 0.8 ||
 
|-
 
|-
 
|}
 
|}

Revision as of 01:40, 17 August 2016

7/16/16

PMT top and bottom is in coincidence with trigger placed 3" below the CF-252 source.

PMT pulses are widened to 500 ns. Trigger threshols: 15 mv PMT thresholds: 60 mv


Detector Color Signal cable labels Count rate at -1700 V (Hz) Difference
Source in Source out
D30 Red D30T001 / D30B002 8.3 4.8 3.5
D90 Yellow D90T003 / D90B004 2.4 0.6 1.8
D150 Blue D150T005 / D150B006 3.7 1.67 2.0
D225 Wood D225T007 / D225B008 0.8