
Calculate Signal to Noise Ratio (SNR) in Python Simulation posted on July 1, 2024
Fourier Transform Pairs of Conjugation and Time Reversal posted on November 17, 2021
Bartlett Method Power Spectral Density (PSD) Signal Estimates posted on April 1, 2024
ADC Saturation: Why More Gain Isn’t Always Better posted on May 18, 2022
Discrete Fourier Transform (DFT) of Complex Sinusoid posted on May 1, 2023
Calculate Average Signal Power posted on June 1, 2024
Efficient Real to Complex Conversion with a Half Band Filter posted on December 15, 2021
Complex Frequency Shifting in Discrete Time posted on January 1, 2023
Cross Correlation Explained With Real Signals posted on December 1, 2021
DFT Frequency Resolution Explained posted on March 16, 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.