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Tangerine Computer Systems

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British microcomputer company Tangerine Computer Systems[1] was founded in 1979 by Dr. Paul Johnson, Mark Rainer and Nigel Penton Tilbury in St. Ives, Cambridgeshire

The very first product was the successful TAN1648 VDU kit which received much acclaim in the technical press.

The home computer market was beginning to move, albeit slowly, and it was essential to establish a presence. Development and expansion was imperative. It was decided that the latter two partners would relinquish their involvement in order to focus on their consultancy work.

Barry Muncaster became involved operationally and the company moved to new premises in Ely, Cambridgeshire. The company was later renamed, and was known for most of the 1980s as Oric Products International.

Microtan 65

The Microtan 65 in the full System Rack enclosure and with the ASCII keyboard

Tangerine produced one of the first 6502-based kit computers, the Microtan 65. It had a 3U form factor, a small amount of memory (RAM), a video character generator and UHF modulator for use with a TV set, and a simple latch for entering hex data from a keypad, and the computer was designed to be expandable. The manual came with a one-kilobyte listing of Conway's Game of Life. An optional expansion board could be built with a UART, more memory and BASIC ROMs. Additional expansion boards became available later, offering more RAM, dedicated serial and parallel I/O boards, etc.

After the Microtan 65, Tangerine planned to build a desktop machine and managed to get as far as selling the design for the Microtan 2 also known as Tangerine Tiger to HH Electronics, better known for building amplifiers. They released it as the HH Tiger, but it was not a commercial success.

Oric series

With the success of the Sinclair ZX Spectrum Tangerine's backers suggested a home computer and Tangerine formed Oric Products International Ltd to develop and release the Oric-1 in 1983. A series of Oric computers (including the Atmos) followed through to 1987.

References

  1. ^ The choice of the company's name, Tangerine, was inspired by the success of the-then already famous (in the computer business world) Apple Computer.