
ADC Saturation: Why More Gain Isn’t Always Better posted on May 18, 2022
Polyphase Half Band Filter for Decimation by 2 posted on September 29, 2021
Building a PSK and QAM Modulator in Python posted on June 8, 2022
Install and Run LaTeX on macOS posted on January 5, 2022
What is Power Spectral Density (PSD)? posted on February 1, 2024
Barker Code Auto-Correlation Properties posted on March 1, 2024
Square Root Raised Cosine Filter in Python posted on November 10, 2021
Deriving the Ideal Low Pass Filter (LPF) posted on October 1, 2022
Cross Correlation Explained With Real Signals posted on December 1, 2021
Using Euler’s Formula to Derive Sine and Cosine posted on November 24, 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.