
Introduction to Interpolation and Upsampling posted on September 1, 2022
Cross Correlation Explained With Real Signals posted on December 1, 2021
Calculate Average Signal Power posted on June 1, 2024
Square Root Raised Cosine Filter in Python posted on November 10, 2021
Install and Run LaTeX on macOS posted on January 5, 2022
Building a PSK and QAM Modulator in Python posted on June 8, 2022
The Almanack of Naval Ravikant: Buy The Book Now! posted on January 12, 2022
Windowing Function Gain Normalization posted on January 1, 2025
Half Band Filter Design Function in Python posted on December 8, 2021
Designing an FIR High Pass Filter with Remez posted on September 23, 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)
Now for sale: The third edition of DSP for Beginners: Simple Explanations for Complex Numbers! Includes a new chapter on sampling.
This website participates in the Amazon Associates program. As an Amazon Associate I earn from qualifying purchases.
© 2021-2025 Wave Walker DSP