RHUL Physics Department TWiki> PP/JAI Web>RFLab>BeamPosition>AtfBpmDigital>AtfBpmNewLogBook>AtfBpmNewLogBook_20111213_hardwaredelta (14 Dec 2011, StewartBoogert)
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Hardware Changes, December 2011

FB2FF

  • Installed hybrid and used one port per channel to make use of integrated filter
Type File name
x tune bpmLog_20111214_013637.dat.gz
y tune bpmLog_20111214_013703.dat.gz
x calibration bpmMoverCalibration_20111214_022804.dat
y calibration bpmMoverCalibration_20111214_023855.dat
jitter log bpmLog_20111214_025129.dat.gz

S-Band System

  • DC-22MHz Mini-Circuits BLP-21.4+ filter installed on S-band diode
  • Local Oscillator frequency set to 2856MHz frequency and 0.00dBm power
  • Caltone set to 2885MHz frequency and -9.00dBm power
  • Logged 100 pulses during a couple of dispersion measurements (RF Δf-ramp on)

BPM File
SF1FF bpmLog_20111214_065048.dat.gz
QF1FF bpmLog_20111214_073822.dat.gz

IP Region

  • 1X and 2X red cables swapped to match 1X and 2X green cables according to comic-strip diagram
  • 1X and 2X swapped on electronics box so that 2X goes to channel 1 and 1X goes to channel 2

BPM Tune
REFIPX bpmLog_20111214_043325.dat.gz
REFIPY1 bpmLog_20111214_043437.dat.gz
REFIPY2 bpmLog_20111214_043513.dat.gz

BPM Tune Calibration Scale IQ rotation
IPAx bpmLog_20111214_042848.dat.gz bpmFsBumpCalibration_20111214_043814.dat.gz -357.9 -0.269
IPBx bpmLog_20111214_043202.dat.gz bpmFsBumpCalibration_20111214_044644.dat.gz 3526 -0.394
IPBx bpmFsBumpCalibration_20111214_045717.dat.gz 4585 -0.749
IPAy bpmLog_20111214_042941.dat.gz bpmFsBumpCalibration_20111214_044254.dat.gz 58.67 -0.127
IPBy bpmLog_20111214_043235.dat.gz bpmFsBumpCalibration_20111214_045054.dat.gz 59.79 -1.151

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Topic revision: r5 - 14 Dec 2011 - StewartBoogert

 
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