
Installing GNU Radio and B200 mini SDR posted on November 1, 2023
Introduction to Interpolation and Upsampling posted on September 1, 2022
Half Band Filter Design: Exceptional Filtering Efficiency! posted on September 27, 2021
Why Does the DFT Need Windowing Functions? posted on September 1, 2023
Using Euler’s Formula to Derive Sine and Cosine posted on November 24, 2021
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
Derivative Filter Impulse Response Derivation posted on November 24, 2021
Why an FIR Filter Should Have an Odd Length posted on December 29, 2021
Barker Code Auto-Correlation Properties posted on March 1, 2024








![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.