FC Analysis: Difference between revisions

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<br>[[File:FC_data_2.png]]<br><br>
<br>[[File:FC_data_21.png]]<br><br>
[[File:FC_plot_2_4.png]]<br><br>
[[File:FC_plot_2_4.png]]<br><br>



Revision as of 21:29, 27 March 2010

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For each beam pulse:

[math]\displaystyle{  ADC_{ave}^{pulse}=\frac{\sum_{i=1}^{16}{ADC_{i}*i}}{\sum_{i=1}^{16}{ADC_{i}}}; }[/math]

For distribution over all beam pulses (assuming it's Gaussian):

[math]\displaystyle{  ADC_{ave}=\frac{\sum_{i=1}^{pulses}{ADC_{ave}^{pulse}}}{pulses}; }[/math]
[math]\displaystyle{ ADC_{sigma}={ \sqrt{\frac{1}{pulses}\sum_{i=1}^{pulses}{\left(ADC_{ave}^{pulse} - ADC_{ave}\right)^{2}}}}; }[/math]


Here is:
1. ADC# = bridge#
2. Pulse# = ReadOut# = Entry# = Event#







Below is the plot of the charge in Faraday cup (pC) as a function of magnet current (vertical axis, A) (basically magnetic field) and ADC (horizontal axis).

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