
Efficient Real to Complex Conversion with a Half Band Filter posted on December 15, 2021
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
Comb Filter Introduction and Analysis posted on March 1, 2023
Cross Correlation Explained With Real Signals posted on December 1, 2021
New GNU Radio Beginner Tutorials! posted on February 2, 2022
Central Limit Theorem: Fact or Fiction? posted on August 30, 2021
Time Invariant and Time Varying Filters posted on September 3, 2021
Fourier Transform Pairs of Conjugation and Time Reversal posted on November 17, 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.