Difference between revisions of "Gain Matching"

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-south PMT's only
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-south PMT's only. The group starting at 1900V(top) are the Burle and the group starting at 2000V(bottom) are the XP2020.
 +
 
 
[[Image:Gain.gif]]
 
[[Image:Gain.gif]]
  
 
<pre>
 
<pre>
exponential fit for S18 gives lny = ln0.04553 +0.004129x
+
fit for S18 gives G = 6.2184x10^-27 * V^8.6169, solving for V for the appropriate G (Channel no.) will give the correct voltage to use. (approximately :/ )</pre>
                              lny = -3.0894 + (0.6329)^12 * Voltage</pre>
+

Latest revision as of 18:50, 11 September 2006

A First look at Gain vs. High Voltage


-south PMT's only. The group starting at 1900V(top) are the Burle and the group starting at 2000V(bottom) are the XP2020.

Gain.gif

fit for S18 gives G = 6.2184x10^-27 * V^8.6169, solving for V for the appropriate G (Channel no.) will give the correct voltage to use. (approximately :/ )