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Deriving the Ideal Low Pass Filter (LPF) posted on October 1, 2022
Bandwidth of a Moving Average Filter posted on August 3, 2022
Install and Run LaTeX on macOS posted on January 5, 2022
Polyphase Half Band Filter for Decimation by 2 posted on September 29, 2021
Efficient Real to Complex Conversion with a Half Band Filter posted on December 15, 2021
Oppenheim DSP Lectures YouTube Video Playlist posted on March 23, 2022
Basic Rules for Complex Numbers posted on September 17, 2021
Engineering Mindset: Be a Stone Carver, not a Brick Mason posted on September 18, 2021
Designing FIR Filter Gain posted on February 23, 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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