Magna - large chemical company and media (magnetic, optical, vinyl) manufacturer, active since the mid-70's, was acquired in the 1990s by Deutsche Schallplatte Berlin GmbH, which in turn was taken over by the Bertelsmann Group. Most likely also produced its own housings for its cassettes and OEM customers.

Image Brand Manufacturer Model Description Type Length Year Made in Market
Compact Cassette Magna SF 45 Type I Normal 1984 Europe Magna Magna SF - Type I Normal 45 1984 Germany Europe
Compact Cassette Magna SF 60 Type I Normal 1984 Europe Magna Unknown SF - Type I Normal 60 1984 Germany Europe
Compact Cassette Magna SF 60 Type I Normal 1990 Europe Magna Magna SF - Type I Normal 60 1990 Germany Europe
Compact Cassette Magna SF 60 Type I Normal 1990 Europe Magna Magna SF - Type I Normal 60 1990 Germany Europe
Compact Cassette Magna SF 90 Type I Normal 1990 Europe Magna Magna SF - Type I Normal 90 1990 Germany Europe
Compact Cassette Magna SF 90 Type I Normal 1990 Europe Magna Magna SF - Type I Normal 90 1990 Germany Europe