Difference between revisions of "HRRL 03-18-2011"

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Revision as of 17:59, 18 March 2011

Tune parameters

Previous Tune at the higher energy

Solenoid 1 5.4 A
Solenoid 2 5.5 A
Gun Ver -0.2 A
Gun Hor +0.4 A
Output Hor -0.5 A
Output Ver -0.5 A
Gun HV +9.75 (Knob Setting)
Gun Grid Voltage 5.25 (Knob Setting)
RF frequency 2855.813 MHz
Modulator HV Power Supply 4.11 (Knob Setting)
RF macro Pulse Length (FWHM) 200 ns

Solenoid comparison with yesterdays higher energy tune

V1 (Gun Vertical) H1 (Gun Horizontal) Sol1 (Gun Sol) V2 (Output Vertical) H2 (Output horizontal Sol 2 (Output solenoid) OTR Pict FC pict
(A) (A) (A) (A) (A) (A)
(-0.3) +0 0 0 -0 -0 OTR Q1Scan03182011 SterOff.png FC Q1Scan03182011 SterOff.png
(-0.2) +0.4 5.4 -0.5 -0.5 5.5 OTR Q1Scan03182011 SterOn.png FC Q1Scan03182011 SterOon.png
(-0.2) +0.4 6.8 -0.5 -0.5 5.5 OTR Q1Scan03182011 1.png FC Q1Scan03182011 1.png
(-0.2) +0.4 6.8 -0.5 -0.5 10.4 OTR Q1Scan03182011 2.png FC Q1Scan03182011 2.png

Quad Scans

To test reproducibility from yesterday. Scan at 40, 20, 10, 5 mA peak currents. Scan twice on each Current.

Do Energy Scan

Bend the beam through 45 bending dipole, take images on the scope of FC and YAG images.

D1 current Energy FC peak Volt Pic
(A) MeV mV
28 11.85 39 FC2 0318011 28A 11.85.png
29 12.3 74 FC2 0318011 28A 12.3.png
30 12.74 93 FC2 0318011 30A 12.74.png
30.5 12.96 65 FC2 0318011 30.5A 12.96.png
30.7 large uncertainty 22 FC2 0318011 30.7A.png

Quad 1 Scan

Quad 1 OTR Pict FC pict
(A)
+0 OTR Q1Scan03182011 10.png FC Q1Scan03182011 10.png
+0.25 OTR Q1Scan03182011 11.png FC Q1Scan03182011 11.png
+0.5 OTR Q1Scan03182011 12.png FC Q1Scan03182011 12.png
+0.75 OTR Q1Scan03182011 13.png FC Q1Scan03182011 13.png
+1.0 OTR Q1Scan03182011 14.png FC Q1Scan03182011 14.png
+1.25 OTR Q1Scan03182011 15.png FC Q1Scan03182011 15.png
+1.5 OTR Q1Scan03182011 16.png FC Q1Scan03182011 16.png
+1.8 (-0.3) OTR Q1Scan03182011 17.png FC Q1Scan03182011 17.png

Scan Quad 4

HRRL_Emittance_Measurements_March14-18-2011