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Polyphase Half Band Filter for Decimation by 2 posted on September 29, 2021
Power and Energy in Discrete-Time Signals posted on December 1, 2023
Half Band Filter Design Function in Python posted on December 8, 2021
Bandwidth of a Moving Average Filter posted on August 3, 2022
Using Euler’s Formula to Derive Sine and Cosine posted on November 24, 2021
Designing FIR Filter Gain posted on February 23, 2022
Installing GNU Radio and B200 mini SDR posted on November 1, 2023
What is Power Spectral Density (PSD)? posted on February 1, 2024
Comb Filter Introduction and Analysis posted on March 1, 2023








![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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