. "103568627"@en-us . . . "an electromagnet (as on a tape recorder) that converts electrical variations into magnetic variations that can be stored on a surface and later retrieved"@en-us . . "0"^^ . "03706939-n"^^ . "magnetic head"^^ . . "magnetic head"@en-us . . "103706939"^^ . . . . . "0"^^ .