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Half Band Filter Design: Exceptional Filtering Efficiency! posted on September 27, 2021
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Square Root Raised Cosine Filter in Python posted on November 10, 2021
How to Create Additive White Gaussian Noise (AWGN) posted on June 1, 2022
Folding a Polyphase Half Band Filter: Lemon Squeezer Style posted on October 6, 2021
Windowing Function Gain Normalization posted on January 1, 2025
Explaining Logarithms, Exponents and Base Numbers With Plots posted on July 27, 2022
Install and Run LaTeX on macOS posted on January 5, 2022








![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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