Here's the short of it: in a recent talk with my dad, we remembered we had an old broken Grundig TK23 Automatic 4-track tape recorder and a couple of family tapes. Since I was recently given the ...
An earlier magnetic tape cartridge technology introduced by Lear Jet in 1964 as Stereo 8, although widely known by its 8-track moniker. Stereo 8 was an 8-track version of the 4-track Muntz Autostereo, ...