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User name D. Lhuillier
Log entry time 06:05:24 on June29,2004
Entry number 127330
This entry is a followup to: 126966
keyword=Dithering slopes
Coil modulation slopes from Brian's analysis are in good agreement with simulation expectations:
Simulation for helium:
X : 35 +/- 3 ppm/um (BPM4b)
Y : 0.2 +/- 0.5 ppm/um (BPM4b)
TX: 43 +/- 3 ppm/urad
E : 8 +/- 1.4 ppm/ppm (or 2 +/- 0.7 ppm/um on BPM12x)
See: http://www.jlab.org/~david/HAPPEX2/DETECTOR/SIMUL/NOTE.PS
for more details and hydrogen numbers.