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 ...

London-based Magnetic ... tape, then you trip over the so-called sticky-shed syndrome. Secondly you may find that a small amount of the oxide layer sheds from the tape, coating the read head ...

Machines that record audio for movie film may have a fourth head that writes an inaudible synchronization signal. See magnetic tape. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other ...