O QUE É UM FILTRO: Tipos e Aplicações Filtrando Sinais (MATLAB e Python) | Sinais e Sistemas

What are the types of filters and how do they work? My complete basic mathematics course: https://www.hotmart.com/product/curso... A widely used example of a LIT System is a filter. Depending on the application we have, we may want to eliminate certain frequency components of a signal, and for this we can use low-pass, high-pass, band-pass or band-reject filters. But from an audio, what happens if we use different types of filter? Will the audio become lower? Higher? Or will it stay the same? In this class, we will understand what a filter is, how it can be used and what it does from the input signal to the output signal. We will do this using filter design functions in MATLAB and Python, verifying the influence that the types of filter have on an audio and an electrocardiogram signal. ⭐ Subscribe to the Matemateca Channel for more Signals and Systems videos. Instagram:   / canalmatemateca​   00:00​ - Introduction to Filters: Motivation 2:17 - Low Pass Filter 13:08 - High Pass Filter 14:56 - Band Pass Filter 16:40 - Band Reject Filter 17:42 - Filtering an Electrocardiogram