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What is Power Spectral Density (PSD)? posted on February 1, 2024
Writing an eBook for Amazon Kindle with LaTeX on Linux posted on April 27, 2022
Introduction to Interpolation and Upsampling posted on September 1, 2022
Barker Code Auto-Correlation Properties posted on March 1, 2024
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
Install and Run LaTeX on macOS posted on January 5, 2022
Calculate Average Signal Power posted on June 1, 2024
Square Root Raised Cosine Filter in Python posted on November 10, 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)
The third edition of DSP for Beginners: Simple Explanations for Complex Numbers! Includes a new chapter on sampling.