The Univac Series 70 is an obsolete family of mainframe class computer systems from

UNIVAC UNIVAC (Universal Automatic Computer) was a line of electronic digital stored-program computers starting with the products of the Eckert–Mauchly Computer Corporation. Later the name was applied to a division of the Remington Rand company and ...

first introduced in 1973. In September 1971, the

RCA RCA Corporation was a major American electronics company, which was founded in 1919 as the Radio Corporation of America. It was initially a patent pool, patent trust owned by General Electric (GE), Westinghouse Electric Corporation, Westinghou ...

Corporation announced that it was abandoning the computer industry and Sperry acquired RCA’s Computer division. RCA had marketed the Spectra 70 Series (70/15, 70/25, 70/35, 70/45, 70/46, 70/55, 70/60, 70/61) that were compatible with the

IBM System/360 The IBM System/360 (S/360) is a family of mainframe computer systems announced by IBM on April 7, 1964, and delivered between 1965 and 1978. System/360 was the first family of computers designed to cover both commercial and scientific applicati ...

series at the application level, and the RCA Series (RCA 2, 3, 6, 7) competing against the

IBM System/370 The IBM System/370 (S/370) is a range of IBM mainframe computers announced as the successors to the IBM System/360, System/360 family on June 30, 1970. The series mostly maintains backward compatibility with the S/360, allowing an easy migrati ...

. In January 1972, Sperry took over the

customer base, offering the Spectra 70 and RCA Series computers as the UNIVAC Series 70. A number of the RCA customers continued with Sperry, and the UNIVAC Series 90 90/60 and 90/70 systems would provide an upgrade path for the customers with 70/45, 70/46, RCA 2 and 3 systems. In 1976, Sperry added the 90/80 at the top end of the Series 90 family, based on an RCA design, providing an upgrade path for the 70/60, 70/61, RCA 6 and 7 systems. The RCA base was very profitable for Sperry and the company was able to put together a string of 40 quarters of profit.

References

{{DEFAULTSORT:Univac 70 70 Computer-related introductions in 1972