[Halld-tagger] Tagger hall plans

Alexander Somov somov at jlab.org
Thu Aug 21 11:31:36 EDT 2014


Most TAGH counters have already been installed in the hall.
As far as I know, we are not going to take them out from
the hall. We can start reading them out (testing) soon.

Cheers,
       Alex






On Thu, 21 Aug 2014, Fernando J Barbosa wrote:

> Hi Richard, Alex,
>
> OK, I agree with the proposal to setup limited tests in the ESB instead of 
> the tagger hall allowing us to start moving the electronics earlier.
>
> What about the TAGH?
>
> Thanks and best regards,
> Fernando
>
>
> On 8/21/2014 11:08 AM, Alexander Somov wrote:
>> 
>> Hi Fernando,
>> 
>> I tink that testing of TAGM should be done in the ESB. If the
>> detector components are here in the beginning of September,
>> it would take at least a week or two to assemble the TAGM. We
>> may consider to move the detector to the Hall just to check that
>> evrt fits and bring it back to the ESB.
>> 
>> Richard should return the VXS crate, which we can install into
>> the existing rack in the ESB. We'll need a control Wiener crate
>> and some spare cables to read out one or two fadcs.
>> 
>> Cheers,
>>        Alex
>> 
>> 
>> 
>> 
>> 
>> 
>> On Thu, 21 Aug 2014, Richard Jones wrote:
>> 
>>> Fernando,
>>> 
>>> I am going to propose that we set things up in the ESB area when we 
>>> arrive,
>>> and do what setup and testing we can there prior to the move-in date in 
>>> the
>>> first week of October or thereabouts.  Any objections?
>>> 
>>> -Richard Jones
>>> 
>>> 
>>> On Thu, Aug 21, 2014 at 10:03 AM, Fernando J Barbosa <barbosa at jlab.org>
>>> wrote:
>>> 
>>>> Hi Richard, Alex,
>>>> 
>>>> We will start removing the electronics from the tagger hall on 22 Sept
>>>> 2014 in preparation for beam on 29 Sept 2014. All the cables will be
>>>> disconnected from the modules but remain in place with the mini-racks; we
>>>> then remove the crates/chassis with the modules and move them to a safe
>>>> place, probably the ESB.
>>>> 
>>>> You have indicated that you will be bringing the TAGM to JLab during the
>>>> week of 9/1. In view of this, you only have two weeks (weeks of 9/8 and
>>>> 9/15) to install, connect and test the TAGM. Is this enough time to do 
>>>> any
>>>> significant work (setup software, controls, readout, etc)? Or should we
>>>> plan to work in the ESB, which allows limited testing (limited number of
>>>> cables, no 208V for the crates so power is an issue anywhere outside of 
>>>> the
>>>> tagger hall)?
>>>> 
>>>> Please work out a viable plan and let me know ASAP. If we are not going 
>>>> to
>>>> do anything in the tagger hall, we could go ahead and start removing the
>>>> electronics earlier so we are not rushing later.
>>>> 
>>>> Best regards,
>>>> Fernando
>>>> 
>>> 
>
>


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