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Introduction to Interpolation and Upsampling posted on September 1, 2022
How to Create Additive White Gaussian Noise (AWGN) posted on June 1, 2022
Oppenheim DSP Lectures YouTube Video Playlist posted on March 23, 2022
Single Pole IIR Filter: Substitute for Moving Average Filter posted on August 10, 2022
Cross Correlation Explained With Real Signals posted on December 1, 2021
Bandwidth of a Moving Average Filter posted on August 3, 2022
Polyphase Half Band Filter for Decimation by 2 posted on September 29, 2021
Half Band Filter Design: Exceptional Filtering Efficiency! posted on September 27, 2021
List of Important Math for DSP posted on November 3, 2021








![A BPSK signal s[n], real Gaussian noise w[n], and the received signal x[n] = s[n] + w[n] for SNR = 20 dB](https://www.wavewalkerdsp.com/wp-content/uploads/2023/12/HowToComputeSignalToNoiseRatioSNRInSimulation_signalNoiseTimeDomain-300x240.png)
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