sampling

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  1. T

    understanding K-path multirate sampling Z transform?

    Hi everyone, I am not sure if the post should be here or in DSP. So, I try first here. I want to understand using the K-path sampling according to the book of MSD of Jacob Baker, but I am struggling to get the concept. Question 1: the equation numbered 1 seems strange for me as I would write ...
  2. wizardman1313

    How to remove noise from sensor data in python?

    Hello everyone. I have a sensor that I am continuously reading data from, at a constant rate, using python. Looking at the data there is obviously noise in it (bounces around when it should be zero or a constant value). After googling for 2 days I've not been able to find a way to remove the...
  3. wazev

    Aliasing not sure how to plot.

    Alright, so I have a sinus-signal with A = 1, F = 3Hz. 3 Hz means it repeats itself 3 times/second. Then I have a sample frequency of 5 Hz, and if you do theoretical calculations, you get Falias = 5-3 = 2Hz. My problem? I'm not sure how it should be plotted on the actual graph? (the sample...
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