Computers and gadgets with Michael Kirsted

IBM Application System AS/400

On June 21, 1988, IBM introduced the Application System/400 (AS/400), a new family of easy-to-use computers designed for small and intermediate-sized companies. As part of the worldwide introduction, IBM and IBM Business Partners worldwide rolled out more than 1,000 software packages in the biggest simultaneous applications announcement in computer history.

Seen here are the AS/400 B-series …

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Computers and gadgets with Michael Kirsted

MODICON 584 (HMI)

MODICON 584. Made in 1983. Modbus is a data communications protocol originally published by Modicon (now Schneider Electric) in 1979 for use with its programmable logic controllers (PLCs). Modbus has become a de facto standard communication protocol and is now a commonly available means of connecting industrial electronic devices.

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Computers and gadgets with Michael Kirsted

IBM System 38

IBM System 38. The System/38 is a discontinued minicomputer and midrange computer server platform manufactured and sold by the IBM Corporation. IBM announced the System/38 in 1978.The System/38 has 48-bit addressing, which was unique for the time, and a novel integrated database system. It was oriented toward a multi-user system environment. At the time, the …

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Computers and gadgets with Michael Kirsted

IBM, model RISK System / 6000 550

IBM, model RISK System / 6000 550. Introduced in 1990

The RISC System/6000 (RS/6000), is a family of RISC-based UNIX servers, workstations and supercomputers made by IBM in the 1990s. The RS/6000 family replaced the IBM RT PC computer platform in February 1990 and was the first computer line to see the use of IBM’s POWER …

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Computers and gadgets with Michael Kirsted

Burroughs l7000 workstation

The Burroughs Large Systems Group designed large mainframes using stack machine instruction sets with dense syllables [NB 1] and 48-bit data words. The first such design is the B5000 in 1961. It was optimized for running ALGOL 60 extremely well, using simple compilers. It evolved into the B5500. Subsequent major redesigns include the B6500/B6700 line …

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Computers and gadgets with Michael Kirsted

IBM 1130 processing system

On February 11, 1965, IBM introduced the 1130 computing system as a powerful small computer offering a capability greater than systems costing several times as much.

The total production run of the 1130 has been estimated at 10,000. The 1130 holds a place in computing history because it (and its non-IBM clones) gave many people their …

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