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Half Band Filter Design Function in Python posted on December 8, 2021
Cross Correlation Explained With Real Signals posted on December 1, 2021
Bandwidth of a Moving Average Filter posted on August 3, 2022
Install and Run LaTeX on macOS posted on January 5, 2022
Fourier Transform Convolution Property Derivation posted on November 17, 2021
Designing FIR Filter Gain posted on February 23, 2022
Using Euler’s Formula to Derive Sine and Cosine posted on November 24, 2021
Building a PSK and QAM Modulator in Python posted on June 8, 2022
Folding a Polyphase Half Band Filter: Lemon Squeezer Style posted on October 6, 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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