Search results
Results from the WOW.Com Content Network
TRS-80 Model 4, 1983 non-gate array version. Tandy Corporation introduced the TRS-80 Model 4 on April 26, 1983 as the successor to the TRS-80 Model III.The Model 4 has a faster Z80A 4 MHz CPU, [5] larger video display of 80 columns by 24 rows, bigger keyboard, and can be upgraded to 128KB of RAM.
TRS-80 Model I. The original TRS-80 Micro Computer System (later known as the Model I to distinguish it from successors) was launched in 1977 and- alongside the Apple II and Commodore PET- was one of the earliest mass-produced personal computers. [1] The line won popularity with hobbyists, home users, and small-businesses.
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 ...
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 brands. Although named after the TRS-80 line of computers, they were not compatible with any TRS-80 desktop computer and did not use the Z80 CPU. Models in the Pocket Computer line were actually ...
Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Pages for logged out editors learn more
Model Processor Year Format Remarks Ref Intel SIM4-01, SIM4-02 Intel 4004: 1971 bare board Intel's developer kit for the 4004. Sold as the "MCS-4 Micro Computer Set". [2] [3] Intel SIM8-01: Intel 8008: 1972: bare board: Intel's developer kit for the 8008. Sold as the "MCS-8 Micro Computer Set". [4] [5] MOS Technology KIM-1: MOS Technology 6502: ...
RadioShack's Z80-based line of TRS-80 computers (Models I/III and Model 4) support up to four physical floppy (mini-diskette) drives which (as sold) use 5¼-inch diskettes. The original TRSDOS for the Model I supported only single-sided disks with 35 tracks formatted in single density ( sectors are encoded using the frequency modulation technique).
The following is a list of clones of Tandy's TRS-80 model I and III home computers: Aster CT-80 by Aster b.v. DGT-100 and DGT-1000 by Digitus; D8000, D8001 and D8002 by Dismac; Komtek I by Komtek Technologies; Le Guépard [1] by HBN Electronic Sa; LNW-80 by LNW Research; Max-80 by Lobo Systems; Meritum by Mera-Elzab ; MTI Mod III Plus by ...