
Fourier Transform Pairs of Conjugation and Time Reversal posted on November 17, 2021
Using Euler’s Formula to Derive Sine and Cosine posted on November 24, 2021
Single Pole IIR Filter: Substitute for Moving Average Filter posted on August 10, 2022
Install and Run LaTeX on macOS posted on January 5, 2022
ADC Saturation: Why More Gain Isn’t Always Better posted on May 18, 2022
Writing an eBook for Amazon Kindle with LaTeX on Linux posted on April 27, 2022
Why an FIR Filter Should Have an Odd Length posted on December 29, 2021
Half Band Filter Design Function in Python posted on December 8, 2021
Installing GNU Radio and B200 mini SDR posted on November 1, 2023
Complex Frequency Shifting in Discrete Time posted on January 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)
The third edition of DSP for Beginners: Simple Explanations for Complex Numbers! Includes a new chapter on sampling.