Uncoalesed Closed Orbit

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Uncoalesed Closed Orbit
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Uncoalesced Beam Signal
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Single Bunch Beam Signal
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Single Bunch Closed Orbit
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Two Bunches Closed Orbit
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12 Bunches Closed Orbit
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36 Bunches Closed Orbit
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Closed Orbit Test Setup
Variable Gain
Trigger Module
D
Echo- tek
BPass Filter
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Adding 70 MHz Low Pass

• Position variation from 1 bunch to 36 bunches
  improved from 35?m to 10?m.
• Variation from 1 coalesced bunch to 30 uncoalesed
  bunches improved from 100?m to 35?m.
• Improvement points to aliasing as position
  variation problem.

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