Index to KDF9 Photographs

Brian Wichmann

Topic/Part  Machine Position
Board 01ASydneyAustralian Computer Museum Society collection
Board 01ARSydneyAustralian Computer Museum Society collection
Board 01BSydneyAustralian Computer Museum Society collection
Board 01BRSydneyAustralian Computer Museum Society collection
Board 03ASydneyAustralian Computer Museum Society collection
Board 03ARSydneyAustralian Computer Museum Society collection
Board 03BSydneyAustralian Computer Museum Society collection
Board 03BRSydneyAustralian Computer Museum Society collection
Board 05ASydneyAustralian Computer Museum Society collection
Board 05ARSydneyAustralian Computer Museum Society collection
Board 25ABSydneyAustralian Computer Museum Society collection
Board 25ABRSydneyAustralian Computer Museum Society collection
Board Leeds 1Leeds?
Board Leeds 2Leeds?
Board Leeds 3Leeds?
Board Leeds 4, showing use of ferite core transformer couplingLeeds?
Board Leeds 5, showing use of ferite core transformer couplingLeeds?
Cabinet name platesNPLTony Hillman
Card ReaderBirminghamNot current
Circuit Boards (various) The first pcb is a 'biff2', ( binary flip-flop, with 4 flip-flops per board...) There were at least 4 derivatives of 'biff', fastest (biff4) ones in Mult-Div always pressed for speed!NewcastleNewcastle store room
Core Store ModuleNewcastleNewcastle store room
Core Store??Jack Stafford
Core Store, 1024 48-bit wordsLeeds?
Core Store, 1024 48-bit wordsLeeds?
Core Store, 1024 48-bit wordsLeeds?
Core Store, 1024 48-bit wordsLeeds?
Core Store, 1024 48-bit wordsLeeds?
Display/switches?NPLTony Hillman
Disk DriveBirminghamNot current
Disk DriveEELM?Not current
Disk Drive (close-up)EELM?Not current
Disk Head assembly, Data ProductsLeeds?
Friden FlexowriterEELM?Not current
Friden FlexowriterNewcastleNewcastle
Machine roomEELM Kidsgrove?(!)Not current
Machine roomLeedsNot current
Machine roomEELM photo ?Not current
Magnetic tapeEELM?Not current
Operator's Console and Tape DrivesBirminghamNot current
Operator's Console and machine roomLeedsNot current
Operator's Console and machine roomLeedsNot current
Operator's ConsoleBirminghamNot current
Paper-Tape ReaderBirminghamNot current
Paper-Tape ReaderNottinghamNot current
Paper-Tape ReaderLeedsNot current
Processor cabinetEELM?Not current
Register array made of ferrite coresLeeds?
Register array made of ferrite coresLeeds?
Register array made of ferrite coresLeeds?
Register array made of ferrite cores(labelled)Leeds?
Register Display (front)SydneyAustralian Computer Museum Society collection
Register Display (side)SydneyAustralian Computer Museum Society collection
Tape DrivesBirminghamNot current
Tony's bitsNPLTony Hillman