tracker status report
DESCRIPTION
Tracker Status Report. 4 Station Prototype Software AFEII work at Fermilab Calibration and cosmic ray test at Fermilab Setup at KEK Plans. 4 Station Prototype. New station built to revised design: 427 m m fibre pitch Improved optical connectors Internal waveguide for patch panel - PowerPoint PPT PresentationTRANSCRIPT
M. Ellis 14th September 2005M. Ellis 14th September 2005 11
Tracker Status ReportTracker Status Report
4 Station Prototype4 Station Prototype
SoftwareSoftware
AFEII work at FermilabAFEII work at Fermilab
Calibration and cosmic ray test at FermilabCalibration and cosmic ray test at Fermilab
Setup at KEKSetup at KEK
PlansPlans
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4 Station Prototype4 Station Prototype
New station built to revised design:New station built to revised design:– 427 427 m fibre pitchm fibre pitch– Improved optical connectorsImproved optical connectors– Internal waveguide for patch panelInternal waveguide for patch panel
Original three stations and new station Original three stations and new station assembled into a new tracker at Imperial.assembled into a new tracker at Imperial.CMM measurements made of station CMM measurements made of station position before tracker was made light-position before tracker was made light-tight and shipped to Fermilab.tight and shipped to Fermilab.
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SoftwareSoftware
DAQDAQ– UniDAQ used for KEK test. ADCs and TDCs read out UniDAQ used for KEK test. ADCs and TDCs read out
in the same manner as for the May test.in the same manner as for the May test.– Code to read out VLSB modules originally developed Code to read out VLSB modules originally developed
as a standalone application, now being imported into as a standalone application, now being imported into UniDAQUniDAQ
AnalysisAnalysis– G4MICE being used for all analysisG4MICE being used for all analysis– Preparation of monitoring application underway.Preparation of monitoring application underway.– More detail in talks at Tracker/DAQ and software More detail in talks at Tracker/DAQ and software
meetings.meetings.
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AFEII WorkAFEII Work
AFEII prototype boards have been AFEII prototype boards have been developed and tested at Fermilab.developed and tested at Fermilab.Improved design beyond AFEI (currently Improved design beyond AFEI (currently used by D0) and a step along the path used by D0) and a step along the path towards AFEII-t.towards AFEII-t.Successfully operated four AFE boards Successfully operated four AFE boards (2048 channels) in a MICE cryostat at D0 (2048 channels) in a MICE cryostat at D0 performing calibrations and recording performing calibrations and recording cosmic ray events from the tracker.cosmic ray events from the tracker.
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Fermilab SetupFermilab Setup
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Calibration and Cosmic RaysCalibration and Cosmic Rays
Calibration performed using an LED.Calibration performed using an LED.Can control duration of pulse and intensity Can control duration of pulse and intensity to produce a sample with pedestal and to produce a sample with pedestal and one and two PE peaks or increase light to one and two PE peaks or increase light to look at many PE.look at many PE.After calibration, the tracker was After calibration, the tracker was connected to the VLPC cassettes and connected to the VLPC cassettes and 3606 cosmic ray triggers were recorded.3606 cosmic ray triggers were recorded.This data is still being analysed.This data is still being analysed.
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VLPC/AFE PerformanceVLPC/AFE Performance
Reconstructed with G4MICE
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Setup at KEKSetup at KEK
Cryostat, Tracker, etc have been shipped Cryostat, Tracker, etc have been shipped to KEK and setup there.to KEK and setup there.Cryostat/Cryocooler is performing well.Cryostat/Cryocooler is performing well.Avnet board has failed and is being Avnet board has failed and is being returned to Fermilab for repairs. We have returned to Fermilab for repairs. We have two spares, so this will not cause any two spares, so this will not cause any problem.problem.Spare AFEII boards and other equipment Spare AFEII boards and other equipment will be sent to KEK with D0 experts.will be sent to KEK with D0 experts.
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PlansPlans
2121stst September September– Place BESS magnet in areaPlace BESS magnet in area– Tracker/VLPC system installedTracker/VLPC system installed
2727thth September September– Accelerator tuningAccelerator tuning– D0 experts arrive and complete testing and setup of D0 experts arrive and complete testing and setup of
VLPC systemVLPC system
3030thth September September– Planned start of good beam.Planned start of good beam.– May be delayed by 3 or 4 days.May be delayed by 3 or 4 days.– We have 20 shifts (8 hours each) from the start of We have 20 shifts (8 hours each) from the start of
good beam.good beam.