[Hall A Winter 2011] Modifications to the data base

[Or Hen]

Hi,

I'm sorry if I wasn't clear, by writing 'not that it's a big isue' I meant
that it is not a big issue at all...
In any case, like I said, it's absolutely fine, I just wanted to find that
halog.

Thanks'
Or.





On Tue, Mar 29, 2011 at 9:18 PM, Zhihong Ye <yez at jlab.org> wrote:

>  Dear Or,
>
> I believe what you asked me was "attenuation coefitions" and my answer was
> 'I did not modify this value'.
>
> For the "Amplitude transformation Coefficients", they could be different if
> people only calibrate certain range of data, for example, those coefficients
> are only good for data taken after 10th of March, or the detecotrs'
> conditions are changed, for example, HVs  (Please check this:
> http://www.jlab.org/~adaq/halog/html/1103_archive/110308192603.html).
>
> I don't see why this is a such "big issue" to you since the Amplitude
> transformation coefficients are simply used to align ADC channels, and as I
> was told by your group, you don't need ADC info at L-HRS.
>
> Best regards,
> Zhihong
>
>
>
> On 3/29/2011 2:56 PM, Or Hen wrote:
>
> Hi,
>
> Someone modified the S1 and S2 data base between the 02nd and 10th of
> march.
> The main modofication was the "Amplitude transformation coefficients".
>
>
> Not that it's a big issue but I would like to ask why was it changed and if
> there's a halog about it?
> (We searched  for one and didn't see it)
>
> --
> Thanks'
> Or.
>
>
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>
>


-- 
Thanks'
Or.
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