Where does “pickup” come from?

I can't write this etymology sentence because the chain provided contains circular repetitions (English peep > English pip > English pippin appearing twice) that don't form a coherent etymological path, and no meaning is supplied for the headword "pickup" to explain sense development. A valid chain would need to progress backwards through distinct language stages to an origin point.

pickup (English): An electronic device for detecting sound,...

Definitions

  1. An electronic device for detecting sound,...

Ancestry of “pickup”, step by step

pickup traces back through two separate lines of ancestry.

via English pick

StepLanguageWordMeaning
1EnglishpickA tool used for digging; a pickaxe; A tool for...
2Middle EnglishpikenTo pick at; to use a edged tool on; To pierce or...
3Middle EnglishpykeA sharp round point or projection; A point or end...
4Old Englishpīcpointed object, pick axe
5Proto-Germanic*pīk
6Latinpixpitch, tar
7Proto-Indo-Europeanpik-to be angry; pitch; resin
8Proto-Indo-Europeanpi-sap, juice

via English up

StepLanguageWordMeaning
1EnglishupAway from the surface of the Earth or other...
2Middle Englishupto a vertical axis
3Old Englishuppup; upstairs
4Proto-West Germanic*upp

Words derived from “pickup

Every word from Proto-Indo-European pi-
pickup — Etymology, Origin & Word History | Etymology Explorer