{"version":"1.0","type":"link","title":"Active filter - Newikis","description":"An active filter is a type of analog circuit implementing an electronic filter using active components, typically an amplifier. Amplifiers included in a filter design can be used to improve the cost, performance and predictability of a filter.","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://thumb.wikimedia.org/wikipedia/commons/thumb/e/ec/Sallen-Key_Highpass_Example.svg/1280px-Sallen-Key_Highpass_Example.svg.png","thumbnail_width":1280,"thumbnail_height":640}