Pickup head - Writing; recording; head, sound-recorder.
The broken line - — - indicates where line connection to a symbol is made and is not part of the symbol.
Derivative from files [1] and [2].
(in English) (1993)  315-1975 - IEEE Standard American National Standard Canadian Standard Graphic Symbols for Electrical and Electronics Diagrams (Including Reference Designation Letters), IEEE, p. 35  DOI:  10.1109/IEEESTD.1993.93397. ISBN:  0738109479.
Michel Bakni