
Single Pole IIR Filter: Substitute for Moving Average Filter posted on August 10, 2022
Introduction to Interpolation and Upsampling posted on September 1, 2022
Bandwidth of a Moving Average Filter posted on August 3, 2022
Cross Correlation Explained With Real Signals posted on December 1, 2021
Polyphase Half Band Filter for Decimation by 2 posted on September 29, 2021
Half Band Filter Design: Exceptional Filtering Efficiency! posted on September 27, 2021
Efficient Real to Complex Conversion with a Half Band Filter posted on December 15, 2021
Using Euler’s Formula to Derive Sine and Cosine posted on November 24, 2021
DFT Frequency Resolution Explained posted on March 16, 2022
How To Build a Professional Network posted on May 1, 2024








![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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