Abbreviations Acronym
ms millisecond
MTF Modulation Transfer Function
NCRP National Council on Radiation Protection
and Measurements
NIST National Institute of Standards and Tech‐
nology
PDU Power Distribution Unit
PM Planned Maintenance
PMMA Poly-methyl methacrylate
QA Quality Assurance
QEF Quality Equivalent Filtration
QSR Quality System Regulation
ROI Region of Interest
SATA Serial Advance Technology Attachment
SCI Scan Control Interface
SFOV Scan Field of View
SSP Slice Sensitivity Profile
UL Underwriters’ Laboratories
WL Window Level
WW Window Width
Revolution CT User Manual
Direction 5480385-1EN, Revision 1
676 1 Abbreviations