incremental digital computer
HYDAC HYbrid Digital Analog Computer
HSDC High Speed Digital Computer
high-speed digital computer
High Speed Digital Computer
GPDC General Purpose Digital Computer
general-purpose digital computer
general purpose digital data computer
general purpose digital computer
GDC General – purpose Digital Computer
FLPDAC Fluid Operated Digital Automatic Computer
Film Input to Digital Automatic Computer
FIDAC Film Input to Digital Automatic Computer
FDC Fluid Digital Computer
FADAC Field Artillery Digital Automatic Computer
electronic serial digital computer
electronic parallel digital computer