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Single Pole IIR Filter: Substitute for Moving Average Filter posted on August 10, 2022
Bandwidth of a Moving Average Filter posted on August 3, 2022
Half Band Filter Design: Exceptional Filtering Efficiency! posted on September 27, 2021
Install and Run LaTeX on macOS posted on January 5, 2022
Using Euler’s Formula to Derive Sine and Cosine posted on November 24, 2021
Fourier Transform Pairs of Conjugation and Time Reversal posted on November 17, 2021
Deriving the Ideal Low Pass Filter (LPF) posted on October 1, 2022
Square Root Raised Cosine Filter in Python posted on November 10, 2021
Engineering Mindset: Be a Stone Carver, not a Brick Mason posted on September 18, 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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