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  • From: Zhenyu Ye <yezhenyu2003 AT gmail.com>
  • To: Gerard Visser <gvisser AT indiana.edu>
  • Cc: star-fst-l AT lists.bnl.gov
  • Subject: Re: [Star-fst-l] Confirm connector type on T-board
  • Date: Wed, 29 May 2019 21:58:33 -0500

Hi Gerard,

I was thinking about 4 (2+2), but then wrote 6 (3+3) to be on the safer side
in case things fail or connectors get damaged during plugging/unplugging. 4
is ok.

Zhenyu

> On May 29, 2019, at 9:48 PM, Gerard Visser <gvisser AT indiana.edu> wrote:
>
> hi Zhenyu,
> Will the V2 T boards ever be used with a sensor? If not, do we really
> want to make 6? I'm not sure of the point of making so many (with cables
> and Nicomatic connectors and all).
>
> Gerard
>
>
> On 5/29/2019 9:49 PM, Zhenyu Ye wrote:
>> Thanks for the nice work, Mike/Steve.
>> If I remember correctly, you have six V2 T_boards. About the direction of
>> the cable for these T_boards, please make two more that is the same as
>> the one you did, and the other three with a right angle turn but from the
>> other direction than the one you did.
>> We will also need a few (six) V2.1 T_boards assembled once SDU get the new
>> boards. How many spare cables will you have after the above V2 T_board
>> assembly? If the number is less than 6, we need to save them for V2.1
>> T_boards.
>> Best,
>> Zhenyu
>>> On May 29, 2019, at 9:56 AM, Valentino, Stephen <svalentino AT bnl.gov>
>>> wrote:
>>>
>>> Hi Zhenyu and all,
>>>
>>> Mike C. test soldered an Inner cable to the V2 T-Board. The wiring will
>>> fit snuggly in 5.12mm so a 6.2mm height restriction should be fine.
>>>
>>> See details at the link below.
>>> https://drupal.star.bnl.gov/STAR/blog/steve/test-soldering-fst-inner-cable-t-board-29may19
>>>
>>>
>>> In the pictures, you can see that the cable makes a right angle turn then
>>> enters the T-Board on the short side nearest the via holes the cable is
>>> soldered to. When we solder up the rest of the V2 T_boards we have, from
>>> which direction should the cable approach the T-Board? Does it even
>>> matter for the tests?
>>>
>>> Regards,
>>> Steve Valentino
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