Difference between revisions of "CHIPS IAC Run 5-27-08"

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[[Image:CHIPS_IAC_5-27-08_90DegreePort_MinSpotSize.jpg | 200 px]]
 
[[Image:CHIPS_IAC_5-27-08_90DegreePort_MinSpotSize.jpg | 200 px]]
 
[[Image:CHIPS_IAC_5-27-08_90DegreePort_MinSpotSize_20MicroAmps.jpg | 200 px]]
 
[[Image:CHIPS_IAC_5-27-08_90DegreePort_MinSpotSize_20MicroAmps.jpg | 200 px]]
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{| border="1"  |cellpadding="20" cellspacing="0
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|-
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|Device || setting
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|-
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| RS1 || 0+
 +
|-
 +
| RS2 || 0-
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|-
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|FS1 || 0+
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|-
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|FS2 || 0-
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|-
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|0Q1 || -2.62
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|}
  
 
=Max Transmission=
 
=Max Transmission=

Revision as of 16:11, 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.

CHIPS IAC 5-27-08 ZeroDegreePort MinSpotSize.jpg CHIPS IAC 5-27-08 ZeroDegreePort MinSpotSize 40MicroAmp.jpg

Smallest beam spot at 90 Degree port

The beam appears to light up a [math]8mm \times \frac{3.5 cm}{7.5cm} = 4 mm[/math] diameter circle on the Phosphorus screen with [math]20 \pm 10 \mu A[/math] of beam current.

CHIPS IAC 5-27-08 90DegreePort MinSpotSize.jpg CHIPS IAC 5-27-08 90DegreePort MinSpotSize 20MicroAmps.jpg


Device setting
RS1 0+
RS2 0-
FS1 0+
FS2 0-
0Q1 -2.62

Max Transmission

Retune machine to maximize transmission between the FC collar and the FC.

CHIPS IAC 5-27-08 ZeroDegreePort MaxTransmission.jpgCHIPS IAC 5-27-08 90DegreePort MaxTransmission.jpg

Using FrameGrabber

CHIPS IAC 5-27-08 0DegreePort MaxTransmission FrameGrabber.jpg CHIPS IAC 5-27-08 90DegreePort MaxTransmission FrameGrabber.jpg

CHIPS IAC 5-27-08 FC-CollarRatio.jpg