Difference between revisions of "New HVB"

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Max amplitude histograms for  
 
Max amplitude histograms for  
 
cosmics at 2100V with 50/50 Ar/CO<sub>2</sub>
 
cosmics at 2100V with 50/50 Ar/CO<sub>2</sub>
<br>Left: new preamp and new HVB, right: old preamp and HVB<br>
+
<br>Left: new preamp and new HVB, ADC half-range; right: old preamp and HVB, ADC full-range<br>
 
Purple: untracked, blue: tracked (less of this with old preamp because of 2 dead central channels)
 
Purple: untracked, blue: tracked (less of this with old preamp because of 2 dead central channels)
  

Revision as of 15:24, 31 August 2010

Scope traces for premixed 50/50 Ar/CO2

Fe55 at 2100V (50mV/div 100ns/div)
Cosmics at 2100V (50mV/div 100ns/div)

Max amplitude histograms for cosmics at 2100V with 50/50 Ar/CO2
Left: new preamp and new HVB, ADC half-range; right: old preamp and HVB, ADC full-range
Purple: untracked, blue: tracked (less of this with old preamp because of 2 dead central channels)

New preamp and HVB - max amplitude histo for cosmics at 2100V
Old preamp and HVB - max amplitude histo for cosmics at 2100V