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Beamstrahlung Monitor

Beamstrahlung Monitor. A 3GEM Beamstr. Monitor. 10 cm. 2.4 cm. 2.4 cm. 64 pads. 10 cm. A triple GEM 10x10 cm 2 has been built with a 64 pixel 3 x3 mm 2. The read out has been realized using 8 chip ASDQ (8 channel each) Actually non more than 64 channel readout is possible; . Pictures.

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Beamstrahlung Monitor

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  1. Beamstrahlung Monitor

  2. A 3GEM Beamstr. Monitor 10 cm 2.4 cm 2.4 cm 64 pads 10 cm A triple GEM 10x10 cm2 has been built with a 64 pixel 3 x3 mm2 The read out has been realized using 8 chip ASDQ (8 channel each) Actually non more than 64 channel readout is possible;

  3. Pictures Calorimeter 3GEM lead

  4. Analysis run 1381 (1-4-07) several channels masked due to high noise level

  5. y x y y x x Analysis run 1383 # hits time

  6. Time profile hits number in 10 msec

  7. Run 1414 (5-4-07 19:35) Improvements on grounding 1 2 3 4 1 2 0 5 10 15 20 min 3 4

  8. Luminometer

  9. Luminometer detail

  10. PCB with pads : two solutions 64 + 64 channel 200 mm 32 + 32 channel

  11. frames

  12. GEM foil

  13. GEM foils

  14. details of discharges Discharges with chamber powered at 1370 with Ar CO2 CF4: 55 40 5

  15. details of discharges Discharges with chamber powered at 1340 with Ar CO2 CF4: 55 40 5

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