Calibration method
- <ADC(ch)> = (ADClow - pedestal ) ? <high/low Ratio>
(ADChigh - pedestal)
- <Calib Factor(GeV/ch)> = <Factor(t=0)> ? <Gain Drift(t-0)>
<Gain1 Drift(t-0)> = <Truncated Mean of ADC>
<Energy(GeV)> = <ADC(ch)> x <CALIB Factor(GeV/ch)>
= <Energy(GeV)> x <Position Dep>