LS MAGAZINE 4 SET 3 PORTABLE

3-inch 'Compact Floppy Disk' / 'CF-2' format ДЄn Amstrad CPC loading a game from floppy disk The drives were compatible with contemporary floppy controllers. The floppies are single sided and can hold up to 149 KB of data when MFM formatted. Versions of the floppy drive was released in minimal quantity for the ZX Spectrum and Commodore 64, and some computers made in East Germany were also equipped with one. The product was released to the market in 1982, but was unsuccessful and only about 2000 floppy drives were produced. In 1980, the product was announced internationally and Jack Tramiel showed interest in using the technology in his Commodore computers, but negotiations fell through.

It was sanctioned by the socialist government in the following year however, due to a lack of support by the directors of the factory, the development stalled and working prototypes were only created in 1979. 3-inch 'MCD-1 Micro Cassette' ДЄ 3-inch magnetic disk in a hard plastic shell was invented by Marcell JГЎnosi, who was working at the Hungarian Budapest Radio Technology Factory ( Budapesti RГЎdiГіtechnikai GyГЎrban, BRG), in 1973. Originally, Educational Microcomputer Systems (EMS) announced a system using this drive as well, but later changed plans to use 3ВЅ-inch diskette drives instead. It was also offered in limited quantity with some PDP 11/23-based workstations by General Scientific Corporation.

LS MAGAZINE 4 SET 3 PORTABLE

Since August 1984, it was used in the Seequa Chameleon 325, an early CP/M-80 & MS-DOS portable computer with both Z processors. It could work with standard controllers for 5Вј-inch floppy disks. The Microfloppy Disk Drive TCВ 500 was a single-sided quad-density drive with a nominal storage capacity of 500В KB (80В tracks, 140В tpi, 16 sectors, 300В rpm, 250В kbit/s, 9250В bpi with MFM). The diskettes were named Dysan 3Вј' Flex Diskette (P/N 802950), Tabor 3Вј' Flex Diskette (P/N D3251), sometimes also nicknamed 'Tabor' or 'Brown' at tradeshows. Another unsuccessful diskette variant was the Drivette, a 3Вј-inch diskette drive marketed by Tabor Corporation of Westland, Massachusetts, USA between 19 with media supplied by Dysan, Brown and 3M.

Ls magazine 4 set 3