Ferranti or Ferranti International plc was a major UK electrical engineering and equipment firm known primarily for defence electronics and power grid systems. The Company was once a constituent of the FTSE 100 Index but ceased trading in 1993.

Ferranti is also famous in the computer industry for building the first commercially available computer, the Ferranti Mark 1, which was first delivered in 1951 and started their computer business, which lasted into the 1970s. They had influential collaborations with the university computing departments at Manchester and Cambridge, which resulted in the development of the Mercury and Atlas machines (Manchester); and the Atlas 2 or Titan (Cambridge).

Farranti Computers

Ferranti 1600EFerranti Advance 86Ferranti Argus 100Ferranti Argus 700
Ferranti 1600E
Ferranti Advance 86
Ferranti Argus 100
Ferranti Argus 700
Ferranti Argus PPC-20Ferranti Atlas ComputerFerranti Data Dynamics 390 TeletypeFerranti Digi Deck
Ferranti Argus PPC-20
Ferranti Atlas Computer
Ferranti Data Dynamics 390 Teletype
Ferranti Digi Deck
Ferranti Facit 4015 Rewinder, Telegraph Tape MachineFerranti Facit Paper Tape Drive UnitFerranti Facit Rewinder, ReproducerFerranti FM1600 B
Ferranti Facit 4015 Rewinder, Telegraph Tape Machine
Ferranti Facit Paper Tape Drive Unit
Ferranti Facit Rewinder, Reproducer
Ferranti FM1600 B
Ferranti ICL Paper Tape ReaderFerranti Model No PC31Ferranti Recorder, Reproducer
Ferranti ICL Paper Tape Reader
Ferranti Model No PC31
Ferranti Recorder, Reproducer


Historical Timeline for

Date Event
February 1951 Ferranti Mark 1 delivered to Manchester University
March 1956 Pegasus, produced by Ferranti Ltd., went into service in March 1956
1957 Ferranti Mercury Introduced
07-12-1962 The Machester Atlas was inaugurated on 7th December 1962
October 1964 First operation of Ferranti Atlas
18-12-1969 Plessey buys out Ferranti's numerical Control Interests
07-01-1971 Post Office orders Ferranti Argus 500 system
29-06-1972 Ferranti Argus 500
24-05-1973 Ferranti - Plessey
14-06-1973 Ferranti launches IS7 system with new Argus 700s
14-06-1973 Argus 700 series launched by Ferranti
09-08-1973 ICL and Ferranti
09-08-1973 British Airways Board place contracts worth nearly 2m with ICL and Ferranti
22-11-1973 Nimrod contract won by Ferranti
20-12-1973 NMW orders Ferranti terminal network
09-05-1974 Ferranti helps to set up Brazilian industry
20-06-1974 Microprocessor bid by Ferranti
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