The tape is coated with an oxide EMULSION, which when exposed to the variations of the magnetic field at the recording head of a TAPE RECORDER, is arranged in similar variations, each particle of the ...

There was a time in the not-too-distant past when magnetic tape ... moving a head immediately to make the switch on-the-fly. [Serial Hobbyism]’s game plays a trivia-style audio recording and ...

While one team of alien researchers will be puzzling over why we’d encode images on a phonograph record, another team will be tearing apart – an 8-track tape recorder? Of course, there are ...