HRRL 03-18-2011: Difference between revisions
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= Calibration = | = Calibration = | ||
[[File:HRRL_03-18-2011_cal_1_source. | [[File:HRRL_03-18-2011_cal_1_source.bmp | 300 px]] | ||
[[File:HRRL_03-18-2011_cal_1.png | 300 px]] | [[File:HRRL_03-18-2011_cal_1.png | 300 px]] | ||
[[HRRL_Emittance_Measurements_March14-18-2011]] | [[HRRL_Emittance_Measurements_March14-18-2011]] | ||
Revision as of 23:15, 31 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 |  |
|
| (-0.2) | +0.4 | 5.4 | -0.5 | -0.5 | 5.5 |  |
|
| (-0.2) | +0.4 | 6.8 | -0.5 | -0.5 | 5.5 |  |
|
| (-0.2) | +0.4 | 6.8 | -0.5 | -0.5 | 10.4 |  |
|
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 | 
|
| 29 | 12.3 | 74 | 
|
| 30 | 12.74 | 93 | 
|
| 30.5 | 12.96 | 65 | 
|
| 30.7 | large uncertainty | 22 | 
|
Quad 1 Scan
| Quad 1 | OTR Pict | FC pict |
| (A) | ||
| +0 |  |
|
| +0.2 |  |
|
| +0.4 |  |
|
| +0.6 |  |
|
| +0.8 |  |
|
| +1.0 |  |
|
| +1.2 |  |
|
| +1.4 |  |
|
| +1.6 |  |
|
| +1.8 |  |
|
| +2.0 |  |
|
Scan Quad 4
Calibration
File:HRRL 03-18-2011 cal 1 source.bmp
