
Deriving the Ideal Low Pass Filter (LPF) posted on October 1, 2022
Install and Run LaTeX on macOS posted on January 5, 2022
Cross Correlation Explained With Real Signals posted on December 1, 2021
Writing an eBook for Amazon Kindle with LaTeX on Linux posted on April 27, 2022
ADC Saturation: Why More Gain Isn’t Always Better posted on May 18, 2022
DFT Frequency Resolution Explained posted on March 16, 2022
Introduction to Interpolation and Upsampling posted on September 1, 2022
Efficient Real to Complex Conversion with a Half Band Filter posted on December 15, 2021
Windowing Functions for Better Spectral Analysis posted on August 1, 2023
Polyphase Half Band Filter for Decimation by 2 posted on September 29, 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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