TRS-80 Model I

Also called Tandy Radio Shack.It was manufactured from 1977 to 1981 by Radioshack. This computer was not manufactured in COMECON, it is probably a "western heritage".Hardware is based on Z80 @ 1.774 MHz.

Computers derived from TRS-80 Model I

The following computers were inspired by or derived from TRS-80 Model I:

ZVT SP830 (ZVT B.Bystrica)
HT-1080Z (Híradástechnika Szövetkezet, Budapest)

References

http://billr.incolor.com/trs80_schematics.htm (WebArchive)

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