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Pat. 10855237 United States, Int. Cl.22 H03F 3/21, G01R 19/04, G05F 1/575, G05F 3/26, H02M 3/335, H03F 1/52, H03F 3/183, H03F 3/217, H02M 1/00. Method for changing audio limiter settings under low alternating-current (AC) line voltage condition : Appl. N 16/429307 : Filed 03.06.2019 : Pub. 01.12.2020 : / Andrew W. Clark, Frank Walter Thomas ; Assignee Bose Corp ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10855237/en?oq=US10855237.html (дата обращения: ДД.ММ.ГГГГ).