[PRad] test of the equal. code

[ly150 at msstate.edu]

Hi Ashot, 
I will be there soon

Li Ye 
Mississippi State University
662-617-5195

> 在 2016年5月5日，上午11:04，gasparan at jlab.org 写道：
> 
> 
>  Hi Chao, Maxime and Li,
> 
> As we discussed yesterday, let us try to test/demonstrate the HyCal gain
> equalizing
> code from the Hall B counting room this afternoon (you suggest the time).
> 
> We will try to mimic the LMS for this purpose, for what we need to do these:
> 
> 1) turn on the additional power supplies for HyCal;
> 2) turn on HV for only a group (48 channels of a lead glass group);
> 3) identify one channel to be equalized;
> 4) read dynode signal through the "total sum" ADC and watch it through
> the internet
>     connected scope at counting room.
> 5) change the gain of this channel by +/- 20 %
> 
> This pedestal readout and subtraction needs to be implemented in this code.
> 
> Let me know what time.
> 
> Ashot
> 
> 
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