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Barker Code Auto-Correlation Properties posted on March 1, 2024
Install and Run LaTeX on macOS posted on January 5, 2022
Using Euler’s Formula to Derive Sine and Cosine posted on November 24, 2021
Installing GNU Radio and B200 mini SDR posted on November 1, 2023
Windowing Function Gain Normalization posted on January 1, 2025
Deriving the Ideal Low Pass Filter (LPF) posted on October 1, 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
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)
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