
Cyclostationary and Stationary Processes with Examples posted on April 20, 2022
Introduction to Interpolation and Upsampling posted on September 1, 2022
Why are Filters used in DSP? posted on January 26, 2022
Fourier Transform Pairs of Conjugation and Time Reversal posted on November 17, 2021
What DSP Classes Should I Take? posted on November 1, 2024
Easy Guide to Logarithms and Decibels posted on July 20, 2022
Efficient Real to Complex Conversion with a Half Band Filter posted on December 15, 2021
Oppenheim DSP Lectures YouTube Video Playlist posted on March 23, 2022
How to Count in Binary Numbers posted on August 1, 2024
Windowing Function Gain Normalization posted on January 1, 2025








![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.