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Stephen Butterworth

Stephen Butterworth (1885–1958) was a British physicist who invented the filter that bears his name, a class of electrical circuits that separates electrical signals of different frequencies. Stephen Butterworth, English physicist and engineer (d. 1958)

11 August 1885

Born on the same birth day (11 August): Alyson StonerBrian AzzarelloChris HemsworthLillian NakateMelky CabreraMorris WeissNikolaus von SchönbergPeter Mohr DamSebastian HukeSteven PokereStorm HunterStuart RosenbergVance Heafner

Born in the same month (August 1885): August 15Dino CampanaDuBose HeywardGeorge de HevesyGrace HutchinsJean CabannesJuhan SimmKeith MurdochNettie PalmerTedda CourtneyVance PalmerÉdouard Fabre