Last week Dr
Oscar Kureba (Postdoc) and Charles Sandrock (Chief Technical Manager) of the
Wits school of Physics took part in the expert week organized by the Tile
Calorimeter group of ATLAS at CERN. The main goals of the expert week were:
Electronics:
- Debugging
the problems and instabilities observed in the single clock domain firmware,
- Measurements and characterisation of the clock at the CDCE
output on the DBs. Jitter, etc,
- Integrate
the Demonstrator/TPP into a TTC/DAQ
partition,
- Insert
the demonstrator into the module and
perform the inter calibration
with the Cs source.
Mechanics:
- Follow
up the construction of the lifting tools and the test qualification by CERN safety
experts.
Oscar worked on the electronics while Charles was involved in the mechanics side. In a nutshell, it
was a fairly successful expert week as nearly all the goals were met. The
demonstrator tests gave the most impressive results to date. However, more
still needs to be done in fine tuning of the firmware before the upcoming test
beam period (7 – 21 October). Below are some pictures, just to give a feel of the proceedings throughout the said week.
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Programme of the week
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Men at work: Testing hardware and firmware of the super ReadOut Driver (sROD).
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TileCal front-end electronics demonstrator, before insertion into the Hadronic module for the performance of a Cs calibration
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Some of the experts during one of the morning meetings to strategise for the day ahead.
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