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playground:pulsing
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This shows you the differences between two versions of the page.
| Both sides previous revision Previous revision Next revision | Previous revision Next revision Both sides next revision | ||
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playground:pulsing [2009/04/16 10:57] 132.235.40.233 |
playground:pulsing [2010/11/10 06:16] 75.105.208.104 |
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| Line 16: | Line 16: | ||
| - Turn "chopper power" on. | - Turn "chopper power" on. | ||
| - Turn buncher on. | - Turn buncher on. | ||
| - | - Bring amplifier plate to 1 keV for for deuteron or protons, 0.2-0.4 keV for He-3 and He-4, and 0.5-0.75 keV for Li-7. | + | - Bring amplifier plate to 1 kV for for deuteron or protons, 0.2-0.4 kV for He-3 and He-4, and 0.5-0.75 kV for Li-7. |
| - Adjust buncher phase for maximum current. | - Adjust buncher phase for maximum current. | ||
| - Adjust buncher tuning for peak output current by cranking the tuning knob. | - Adjust buncher tuning for peak output current by cranking the tuning knob. | ||
| Line 25: | Line 25: | ||
| - Make sure proper doors are closed, and target cooling, etc. are on and take the beam into the target area. | - Make sure proper doors are closed, and target cooling, etc. are on and take the beam into the target area. | ||
| - Adjust H.E. steering, quads, tweaking magnet, etc. to maximize beam current. | - Adjust H.E. steering, quads, tweaking magnet, etc. to maximize beam current. | ||
| - | - Examine beam pick-off repetition rate; if you have adjusted the chopper and buncher properly it should read 500,000 at f/1. | + | - Adjust auxiliary width for beam current; this will affect both beam current and timing and will need to be set when the final timing is set. |
| + | - Examine beam pick-off repetition rate; if you have adjusted the chopper and buncher properly it should read 5,000,000 at f/1. | ||
| - If you are using a gold foil: | - If you are using a gold foil: | ||
| - put the cup in, then | - put the cup in, then | ||
playground/pulsing.txt · Last modified: 2023/01/27 07:11 by carter
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