
Building a PSK and QAM Modulator in Python posted on June 8, 2022
Introduction to Interpolation and Upsampling posted on September 1, 2022
Half Band Filter Design: Exceptional Filtering Efficiency! posted on September 27, 2021
Calculate Signal to Noise Ratio (SNR) in Python Simulation posted on July 1, 2024
Install and Run LaTeX on macOS posted on January 5, 2022
DFT Frequency Resolution Explained posted on March 16, 2022
Power and Energy in Discrete-Time Signals posted on December 1, 2023
Cross Correlation Explained With Real Signals posted on December 1, 2021
Bandwidth of a Moving Average Filter posted on August 3, 2022
Efficient Real to Complex Conversion with a Half Band Filter posted on December 15, 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)
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