The IMSAI 8080 was one of the earliest microcomputers released for the public, and was released towards the end of 1975. It was made and sold by IMS Associates Inc. It was essentially a clone of the earlier released MITS Altair 8800, and is known to most computer historians as the first clone computer, or [...]

The IBM 5100 Portable Computer was a portable computer initially sold towards the end of 1975. It was IBM’s more advanced version of their earlier Special Computer APL Machine Portable. It is also recognized as the predecessor to the more popular IBM PC which would be released in 1981. The IBM 5100 was very much [...]

  The Sord M243 was one of the first Japanese made computers.  Sord Computer Systems, Inc. was started in 1970 and manufactured 8-bit computers for home use. The M243 model was comprised of Mark II, Mark III Mark IV and Mark V versions starting around 1981. Sord was mainly known for their M5 model computer.  [...]

    In 1977 Steve Leininger left his Silicon Valley job to work for Texas based Tandy Corp. He built the prototype Tandy TRS-80 for less than $150,000 as a test project for his boss. John Roach, Tandy’s product manager, had gotten the company president, Charles Tandy to agree to 3500 units after demonstrating the [...]