Microcomputer Associates, Inc., was an American computer company founded by Manny Lemas and Ray Holt. It produced the low-cost Jolt Microcomputer, designed by Holt and released in 1975 for . Microcomputer Associates introduces the 6502 based Jolt computer kit for $249. A Jolt microcomputer was notably used in the Atari VCS prototype by Cyan Engineering. MAI was later acquired by semiconductor manufacturer

Synertek Synertek, Inc. was an American semiconductor manufacturer founded in 1973. The initial staff consisted of Bob Schreiner (the CEO), Dan Floyd, Jack Balletto, and Gunnar Wetlesen and Zvi Grinfas. Schreiner, Floyd, Balletto and Wetlesen were all forme ...

, a second source manufacturer of the 6502, and renamed Synertek Systems. It then created the

SYM-1 The SYM-1 is a single board "trainer" computer produced by Synertek Systems in 1975. It was designed by Ray Holt. Originally called the VIM-1 (Versatile Input Monitor), that name was later changed to SYM-1. The SYM-1 is a close copy of the po ...

, a 6502-based single board microcomputer and spiritual successor to the KIM-1. In 1978 the company offered a number of processor and peripheral modules.J. C. Boonham ''Small systems computer sourcebook'' Taylor & Francis, 1978 pages 11-13

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1975 establishments in California 1978 disestablishments in California 1978 mergers and acquisitions American companies established in 1975 American companies disestablished in 1978 Companies based in Santa Clara, California Computer companies established in 1975 Computer companies disestablished in 1978 Defunct computer companies based in California Defunct computer companies of the United States Defunct computer hardware companies Early microcomputers {{Computer-stub