
Introduction to Interpolation and Upsampling posted on September 1, 2022
Installing GNU Radio and B200 mini SDR posted on November 1, 2023
Power and Energy in Discrete-Time Signals posted on December 1, 2023
Phase, Frequency and Negative Frequency in Complex Sinusoids posted on October 19, 2021
Calculate Signal to Noise Ratio (SNR) in Python Simulation posted on July 1, 2024
Deriving the Ideal Low Pass Filter (LPF) posted on October 1, 2022
Cross Correlation Explained With Real Signals posted on December 1, 2021
Install and Run LaTeX on macOS posted on January 5, 2022
DFT Frequency Resolution Explained posted on March 16, 2022
What is Power Spectral Density (PSD)? posted on February 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)
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