CHIPS IAC Run 5-27-08: Difference between revisions
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| Line 29: | Line 29: | ||
|- | |- | ||
|0Q1 || -2.62 | |0Q1 || -2.62 | ||
|- | |||
|0Q2 || +4.04 | |||
|- | |||
|45Q1 || -1.88 | |||
|- | |||
|45Q2 || +1.74 | |||
|- | |||
|L90Q1 || -0 | |||
|- | |||
|L90Q2 || +2.87 | |||
|- | |||
|Bend1 || 3.5 | |||
|- | |||
|Bend2 || 0.86 | |||
|} | |} | ||
Revision as of 16:12, 27 May 2008
Beam Tuning pictures:
Smallest beam spot at 0 Degree port
The beam appears to light up a 3 mm diameter circle on the Phosphorus screen.
Smallest beam spot at 90 Degree port
The beam appears to light up a [math]\displaystyle{ 8mm \times \frac{3.5 cm}{7.5cm} = 4 mm }[/math] diameter circle on the Phosphorus screen with [math]\displaystyle{ 20 \pm 10 \mu A }[/math] of beam current.
| Device | setting |
| RS1 | 0+ |
| RS2 | 0- |
| FS1 | 0+ |
| FS2 | 0- |
| 0Q1 | -2.62 |
| 0Q2 | +4.04 |
| 45Q1 | -1.88 |
| 45Q2 | +1.74 |
| L90Q1 | -0 |
| L90Q2 | +2.87 |
| Bend1 | 3.5 |
| Bend2 | 0.86 |
Max Transmission
Retune machine to maximize transmission between the FC collar and the FC.
Using FrameGrabber