[PRad] test of the equal. code

[gasparan at jlab.org]

  Okay, Maxime and Li can we do that without Chao?

 Ashot

> Hi Ashot,
>
> Maybe you can start the operations, I will join you later.
> I'm trying to help Bryan identify the GEM DAQ debugging.
>
> Best,
> Chao
>
> On Thu, May 5, 2016 at 11:04 AM, <gasparan at jlab.org> wrote:
>
>>
>>   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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>
>
>
> --
> Chao Peng
> Department of Physics
> BOX 90305
> Duke University
> Durham, NC 27708
>