EntityQ1851257· pop 13· linked from 91 articlescrystal detectorSign in to saveearly radio receiver componentConnectionsdiodeEntitysemiconductorEntitysoundEntityquantum mechanicsEntityFerdinand BraunEntitylight-emitting diodeEntityheadphoneEntitymodulationEntitychalcopyriteEntitysilicon carbideEntitythermoelectric effectEntitysemiconductor deviceEntityLC circuitEntitydemodulationEntitycurrent–voltage characteristicEntitybiasingEntityAlbert EinsteinPersonWorld War IIConceptSoviet UnionConceptgoldEntityCategoriesDetectorsDiodesHistory of radio technologyRadio electronics