
Introduction to Interpolation and Upsampling posted on September 1, 2022
Cross Correlation Explained With Real Signals posted on December 1, 2021
New GNU Radio Beginner Tutorials! posted on February 2, 2022
The Almanack of Naval Ravikant: Buy The Book Now! posted on January 12, 2022
FIR Low Pass Filter Design with Remez posted on September 22, 2021
Calculate Signal to Noise Ratio (SNR) in Python Simulation posted on July 1, 2024
Building a PSK and QAM Modulator in Python posted on June 8, 2022
Explaining Logarithms, Exponents and Base Numbers With Plots posted on July 27, 2022
ADC Saturation: Why More Gain Isn’t Always Better posted on May 18, 2022
Product to Sum Trigonometric Identities with Euler’s Formula posted on June 15, 2022








![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.