Star-tpc-l mailing list

[videbaek <videbaek AT bnl.gov>]

Hi Yuri,

I believe the RDOs are mounted on the water manifolds. I tried to look 
for some pictures , but they are not well organized.

best F.


On 2025-03-04 15:16, videbaek wrote:
> On 2025-03-04 14:58, Fisyak, Yuri V wrote:
> > Dear Jason and Jim, thank you for the drawings.
> >
> > One question: Can I assume that holes marked on the left side of the
> > fist drawing (TPC350-E-1) as  “2X”are set screw to support RDO ?
> >
> >                                                               Yuri
> > Fisyak
> >
> > STAR                                           Phone: +1 631 344 3913
> > Brookhaven National Laboratory  Fax:    +1 631 344 4206
> > 510A/1-161
> > http://www.star.bnl.gov/~fisyak       E-mail: fisyak AT bnl.gov
> >
> > From: star-tpc-l-request AT lists.bnl.gov
> > <star-tpc-l-request AT lists.bnl.gov> on behalf of James H Thomas
> > <star-tpc-l AT lists.bnl.gov>
> > Date: Tuesday, March 4, 2025 at 1:38 PM
> > To: Videbaek, Flemming <videbaek AT bnl.gov>, Camarda, Timothy
> > <tcamarda AT bnl.gov>
> > Cc: Tonko Ljubicic <tonko.ljubicic AT gmail.com>, Star-tpc L
> > <Star-tpc-l AT lists.bnl.gov>
> > Subject: Re: [[Star-tpc-l] ] new RDO in STAR iTPC geometry
> >
> > Dear TPC Experts,
> >
> > Enclosed is an up to date diagram for the iTPC sectors.   The comment
> > box in the upper right hand corner indicates that the drawing includes
> > modifications for the Grid Leak Walls, and slots for the electronics
> > shifted to their new positions.
> >
> > P.S. Many thanks to Jason Farrell for creating this drawing for us.
> > He did an outstanding job on a very fast timescale.
> >
> > Cheers,
> > Jim
> >
> > --
> >
> > Jim Thomas
> >
> > Email: jhthomas AT berkeley.edu
> >
> > Phone:  USA  (510) 759-4936
> >
> > Homepage: https://sites.google.com/berkeley.edu/jhthomas [2]
> >
> > Please don't feel obligated to respond to this message outside of your
> > normal working hours.
> >
> > On Mon, Mar 3, 2025 at 10:06 PM videbaek <videbaek AT bnl.gov> wrote:
> >
> > > Hi Yuri,
> > >
> > > We should include Jim and Tim in these discussion. Tim has RDO
> > > boards in
> > > the lab and we can check weights and sizes, and the teststand can
> > > probably be used to see how the RDOs are positioned.
> > > THE FFE are not exactly at the same position as the OLD but shifted
> > > by a
> > > small amount (includes the holes for the FFEEs)
> > >
> > > best Flemming
> > >
> > > On 2025-03-03 09:51, Fisyak, Yuri V wrote:
> > > > Hello Tonko, during yesterday ETOF meeting, it was a question
> > > about
> > > > the material budget before ETOF.
> > > >
> > > > I have found that we have old description of geometry in GEANT for
> > > the
> > > > electronics readout , done in 2005 mainly for ECAL.
> > > >
> > > > This description has not been updated with iTPC.
> > > >
> > > > The question is : Do you have any drawings for the iTPC
> > > electronics
> > > > assembly ?
> > > >
> > > > I believe  the main difference is adding 2 more RDOs.
> > > >
> > > > For ETOF it is necessary to update this geometry.
> > > >
> > > > Yuri
> > > > Fisyak
> > > >
> > > > STAR                                           Phone: +1 631 344
> > > 3913
> > > > Brookhaven National Laboratory  Fax:    +1 631 344 4206
> > > > 510A/1-161
> > > > http://www.star.bnl.gov/~fisyak       E-mail: fisyak AT bnl.gov
> > >
> > > --
> > > Flemming Videbaek
> > > senior scientist, emeritus
> > > videbaek @ bnl.gov [1]
> > > Brookhaven National Lab
> > > Physics Department
> > > Bldg 510D
> > > Upton, NY 11973
> > >
> > > phone: 631-344-4106
> > > cell     :  631-681-1596
> >
> >
> > Links:
> > ------
> > [1] http://bnl.gov
> > [2] 
> > https://urldefense.com/v3/__https:/sites.google.com/berkeley.edu/jhthomas__;!!P4SdNyxKAPE!FWr1OsoIXcmgOndbWiEZs-ynNazlPVMkt2_J5dcGcJ3wtnhti6MipTia8tE-bamcf1hU5Kn6ORoLWcZQAzGaKbvpQO32sA$

--
Flemming Videbaek
senior scientist, emeritus
videbaek @ bnl.gov
Brookhaven National Lab
Physics Department
Bldg 510D
Upton, NY 11973

phone: 631-344-4106
cell     :  631-681-1596