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Tandy TRS-80 Model III

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description Tandy TRS-80 Model III Overview

The Tandy TRS-80 Model III, released in 1982, was a Zilog Z80-based desktop computer featuring an improved keyboard and expansion slots compared to earlier TRS-80 models, offering enhanced functionality for business and hobbyist users.

help Tandy TRS-80 Model III FAQ

What processor does the Tandy TRS-80 Model III use?

The Tandy TRS-80 Model III is powered by the Zilog Z80 processor running at 2.03 MHz. It was a popular choice for both business and hobbyist users upon its release in the early 1980s.

Can the TRS-80 Model III run software from the earlier Model I?

Yes, the Model III is largely backwards compatible with software written for the TRS-80 Model I, though it features an integrated monochrome monitor and a more streamlined design. Tandy engineered it to consolidate the Model I's external components into a single, reliable chassis.

How much RAM did the original TRS-80 Model III come with?

The system was typically sold with 16K, 32K, or 48K of RAM, depending on the configuration purchased. Users could expand the memory internally to suit their specific software and business needs.

Does the TRS-80 Model III have built-in storage drives?

Yes, the TRS-80 Model III featured an internal power supply and could be ordered with built-in 5.25-inch floppy disk drives. This integration made it a self-contained desktop unit compared to the modular designs of its predecessors.

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