For questions about TR-DOS, the disk operating system of the Beta Disc and Beta 128 disk interfaces for the Sinclair ZX Spectrum and much more widely used in Russian Spectrum clones.
Questions tagged [tr-dos]
4 questions
For questions about TR-DOS, the disk operating system of the Beta Disc and Beta 128 disk interfaces for the Sinclair ZX Spectrum and much more widely used in Russian Spectrum clones.