Difference between revisions of "CHIPS IAC Run 5-28-08"
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Beam spot as a function of grid voltage knob setting -- not calibrated to voltage but reproducible. | Beam spot as a function of grid voltage knob setting -- not calibrated to voltage but reproducible. | ||
| − | [[Image:ZeroPort_10MeV_Gun2keV_Grid_0.1. | + | [[Image:ZeroPort_10MeV_Gun2keV_Grid_0.1.jpg | 200 px]] |
=MPA Runs= | =MPA Runs= | ||
Revision as of 13:51, 28 May 2008
Delay from gun is about 400 ns gate width between 400 and 800 ns
Tune 4 MeV electrons into Experimental Cell
Optics elements 45Q2, Bend2, L90Q1m L90Q2 are after the tungsten converter.
| Device | setting |
| RS1 | -0.46 |
| RS2 | +0.77 |
| FS1 | -0.68 |
| FS2 | 0.00 |
| 0Q1 | +0.76 |
| 0Q2 | +0.94 |
| 45Q1 | +0.02 |
| 45Q2 | +1.37 |
| L90Q1 | -2.98 |
| L90Q2 | +0.98 |
| Bend1 | +1.42 |
| Bend2 | +10.66 |
| Gun HV | 20 kV |
| Grid | 4.84 |
| 802 | 13.2 kV |
| SOL1 | 0.00 |
| SOL2 | 8.59 |
Here is an image of the transmission. Channel-2 minus Channel-4 (FC - flange).
Zero Degree Port.
Beam spot as a function of grid voltage knob setting -- not calibrated to voltage but reproducible.
MPA Runs
| Run # | MPA file name | W | Ta | Description |
| 6 | NaI006.mpa | NA | NA | Background measurement, no source |
| 7 | NaI007.mpa | NA | NA | Na-22 source on top of NaI detector |
| 8 | NaI008.mpa | NA | NA | change spec amp gain from 500 to 200 |
| 9 | NaI009.mpa | NA | NA | Co-60 source on top of NaI, Na-22 removed, Spec amp gain back to 500 |
| 10 | NaI010.mpa | NA | NA | change spec amp gain from 500 to 1000, put Na-22 and Co-60 on top of Nai |
| 11 | NaI011.mpa | IN | IN | ADC free running, change spec amp gain to 500, took out sources |
| 12 | NaI012.mpa | IN | IN | ADC gated with Gun, change spec amp gain to 500, took out sources |
| 13 | NaI013.mpa | IN | IN | Start Time: 13.27, Stop Time: |