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Tandy/Radio Shack TRS-80 Model I. In the mid-1970s, Tandy Corporation's Radio Shack division was a successful American chain of more than 3,000 electronics stores. Among the Tandy employees who purchased a MITS Altair kit computer was buyer Don French, who began designing his own computer and showed it to the vice president of manufacturing John V. Roach, Tandy's former electronic data ...
TRS-80 Pocket Computer PC-1 with Realistic Minisette 9 Tandy PC-4 Pocket Computer Tandy PC-6 with 8 KB memory expansion card installed and a compatible cassette interface Tandy PC-8 Pocket Computer. The Tandy Pocket Computer or TRS-80 Pocket Computer is a line of pocket computers sold by Tandy Corporation under the Tandy or Radio Shack TRS-80 ...
The RadioShack TRS-80 Color Computer, later marketed as the Tandy Color Computer, is a series of home computers developed and sold by Tandy Corporation.Despite sharing a name with the earlier TRS-80, the Color Computer is a completely different system and a radical departure in design based on the Motorola 6809E processor rather than the Zilog Z80 of earlier models.
TRS-80 was a brand associated with several desktop microcomputer lines sold by Tandy Corporation through their Radio Shack stores. It was first used on the original TRS-80 (later known as the Model I), one of the earliest mass-produced personal computers. [1] However, Tandy later used the TRS-80 name on a number of different computer lines ...
Tandy/Radio Shack Computer Catalog Archive, "Tandy TRS 80 Models, Portable Computers & more" Archived August 16, 2022, at the Wayback Machine; TRS-80 Model 100 Owner's Manual, (1983) Tandy Corporation, Fort Worth Texas; BYTE Magazine April 1984, advertisement for Disk-Video Interface; BYTE Magazine May 1985, advertisement for Model 200
This change in marketing resulted from Tandy corporation's desire to enhance its stature in the marketplace, because it was perceived by some in the computer press that the old "Radio Shack" moniker connoted an image of inferior quality. The Model 4D is the last computer to bear the "TRS-80" name. It retailed for $1199 at its introduction in 1985.
The TRS-80 Model II is a computer system launched by Tandy in October 1979, and targeted at the small-business market. It is not an upgrade of the original TRS-80 Model I, but a new system. The Model II was succeeded by the compatible TRS-80 Model 12 , Model 16 , Model 16B , and the Tandy 6000 .
TRS-80 Model III Level I Radio Shack: TRS-80 Model III Level II Microsoft: Yes Yes I:16; FP 32 or 64 bits Full Radio Shack: TRS-80 Model 4 Level II Microsoft: Yes Yes I:16; FP 32 or 64 bits Full Radio Shack: TRS-80 Model 4D Level II Microsoft: Yes Yes I:16; FP 32 or 64 bits Full Radio Shack: TRS-80 Pocket Computer PC-1 Radio Shack: TRS-80 PC-2 ...