[Hbi-svt] SVT Sensor Count

burkert burkert at jlab.org
Thu Jun 24 13:05:25 EDT 2010


Peter, the best may be to do the changes right now and give the vendors 
some more time (2 weeks ?).
Volker

Peter Bonneau wrote:
> Hello,
>
> After the collaboration meeting, we have been studying the SVT design in 
> detail. When we initiated the procurement for the SVT sensors, our total 
> sensor count was 264 (with spares) for a three-region 8-12-16 sector 
> design. Since that time, the SVT detector sector count has been 
> increased to 10-14-18.
>
>   In addition, the design may change from two sensors to three per 
> module side for regions 1 & 2. With these design changes, the sensor 
> count increases to 378 (with spares). The cost of these changes are 
> estimated to be approximately $150K. We will not know the exact price 
> increase until the responses from the vendors are received.
>
> The closing date for the sensor solicitations is June 30th. We need to 
> either increase the sensor count in the current solicitation, increase 
> the order count after the contract is awarded, or go back to the 
> previous design.
>
>
>
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