
Barker Code Auto-Correlation Properties posted on March 1, 2024
Efficient Real to Complex Conversion with a Half Band Filter posted on December 15, 2021
Band Pass Single Pole IIR Filter Design posted on February 1, 2023
Windowing Function Gain Normalization posted on January 1, 2025
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
Half Band Filter Design: Exceptional Filtering Efficiency! posted on September 27, 2021
Cross Correlation Explained With Real Signals posted on December 1, 2021
Calculate Signal to Noise Ratio (SNR) in Python Simulation posted on July 1, 2024
Why are Sinusoids used in DSP and RF? 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)
The third edition of DSP for Beginners: Simple Explanations for Complex Numbers! Includes a new chapter on sampling.