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01/07/08 PowerPoint Presentation

01/07/08

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01/07/08

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  1. Pretest station Ilia Ravinovich 01/07/08 I. Ravinovich 1

  2. Pretest station update • Three stacks have been installed, all three were stable. • The first one showed gain increase and high gain Measurements: dV=470V, G=2034 dV=484V, G=3910 dV=497V, G=8165 dV=511V, G=19090 The second one was stable dV=484V, G=1495 dV=497V, G=3266 dV=511V, G=5980 The second stack shows much less gain than the first one although the GEMs from he same 2007 production. 01/07/08 I. Ravinovich 2