CsI and PV NOMENCLATURE: ------------------------- CSI crystals: ------------- if ( CSI_Number >= 0 && CSI_Number <= 179 ) { HV_Channel=CSI_Number+256 } i.e. top crate HV_Channels are 256-435 elseif ( CSI_Number >= 180 && CSI_Number <= 239 ) { HV_Channel=CSI_Number-180 } i.e. bottom crate HV_Channels are 0-179 PV staves: ---------- HV_Channel=PV_Number+60