
FIR Low Pass Filter Design with Remez posted on September 22, 2021
Designing an FIR High Pass Filter with Remez posted on September 23, 2021
Introduction to Interpolation and Upsampling posted on September 1, 2022
DFT Frequency Resolution Explained posted on March 16, 2022
Deriving the Ideal Low Pass Filter (LPF) posted on October 1, 2022
Single Pole IIR Filter: Substitute for Moving Average Filter posted on August 10, 2022
Cross Correlation Explained With Real Signals posted on December 1, 2021
Install and Run LaTeX on macOS posted on January 5, 2022
Square Root Raised Cosine Filter in Python posted on November 10, 2021
Building a PSK and QAM Modulator in Python posted on June 8, 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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