Difference between revisions of "Mar 22, 2011 Readout"
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= Minutes = | = Minutes = | ||
− | ''Attending: | + | ''Attending: Christina, George, Pavlos, Kappos (Athens); Elton, Beni, Tim, Eugene, Yi, John, Beni; Zisis, Andrei (UofR); Will, Serguei (USM) |
# Announcements | # Announcements | ||
# Review of Action Items | # Review of Action Items | ||
+ | # Monitoring (Christina) | ||
+ | ## Discussions in Athens have clarified some questions regarding the proposed monitoring system | ||
+ | ##* The daisy chain scheme will not work unless the transistor (low impedance) is replaced by a mosfet (can be made into high impedance) without loss of performance | ||
+ | ##* Discussion about implementing the star arrangement. This could include placing the control board inside the Bcal readout housing. This board would be supplied with a few cables for communication, power and trigger. 20-40 cables to the LED boards would be distributed within the housing box | ||
+ | ##* Questions to be answered include: | ||
+ | ##** Space inside the housing box for the control board | ||
+ | ##** Space between the light guides to place the LED boards | ||
# USM update | # USM update | ||
+ | ## Waiting for main prototype boards (expect toward the end of the month) | ||
+ | ## Alam is designing a NIM module for (slow) control of the multiplexors that distribute the signals inside the test box | ||
+ | ## Implementation of the slow control software | ||
# Simulations | # Simulations | ||
# [http://argus.phys.uregina.ca/cgi-bin/private/DocDB/ShowDocument?docid=1715 Electrical/cooling] (Elton) | # [http://argus.phys.uregina.ca/cgi-bin/private/DocDB/ShowDocument?docid=1715 Electrical/cooling] (Elton) |
Revision as of 16:45, 22 March 2011
Teleconference Time: 11:00 a.m. EST
- ESNET 8542553 and EVO session
- JLab Phone: in CC F326 is 757-269-6337 (usual room)
- JLab Phone in CC L207 is 757-269-7084
- Phone in the Regina Videoconference Suite is 306-585-4204
- Phone:
- +1-866-740-1260 : US and Canada
- +1-303-248-0285 : International
- then use participant code: 3421244# (the # is needed when using the phone)
- OR from www.readytalk.com type access code 3421244 into "join a meeting" without the # (you need java plugin)
Contents
Items for followup from previous meeting
-
Zisis will send the Regina light guide requirements to Will.
Documents to Review
Tentative Agenda
- Announcements
- Review of Action Items
- USM update
- Simulations
- Electrical/cooling (Elton)
- Geometry and light guides
- SiPM update
- First Article testing Update
Minutes
Attending: Christina, George, Pavlos, Kappos (Athens); Elton, Beni, Tim, Eugene, Yi, John, Beni; Zisis, Andrei (UofR); Will, Serguei (USM)
- Announcements
- Review of Action Items
- Monitoring (Christina)
- Discussions in Athens have clarified some questions regarding the proposed monitoring system
- The daisy chain scheme will not work unless the transistor (low impedance) is replaced by a mosfet (can be made into high impedance) without loss of performance
- Discussion about implementing the star arrangement. This could include placing the control board inside the Bcal readout housing. This board would be supplied with a few cables for communication, power and trigger. 20-40 cables to the LED boards would be distributed within the housing box
- Questions to be answered include:
- Space inside the housing box for the control board
- Space between the light guides to place the LED boards
- Discussions in Athens have clarified some questions regarding the proposed monitoring system
- USM update
- Waiting for main prototype boards (expect toward the end of the month)
- Alam is designing a NIM module for (slow) control of the multiplexors that distribute the signals inside the test box
- Implementation of the slow control software
- Simulations
- Electrical/cooling (Elton)
- Geometry and light guides
- SiPM update
- First Article testing Update