Stephen Butterworth | |
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Born | 11 August 1885 Rochdale, Lancashire, England |
Died | 28 October 1958 Cowes, Isle of Wight, England | (aged 73)
Stephen Butterworth OBE (1885–1958) was a British physicist who invented the filter that bears his name,[1] a class of electrical circuits that separates electrical signals of different frequencies.