
Using Euler’s Formula to Derive Sine and Cosine posted on November 24, 2021
Cross Correlation Explained With Real Signals posted on December 1, 2021
Bandwidth of a Moving Average Filter posted on August 3, 2022
Install and Run LaTeX on macOS posted on January 5, 2022
Fourier Transform Pairs of Conjugation and Time Reversal posted on November 17, 2021
Polyphase Half Band Filter for Decimation by 2 posted on September 29, 2021
Designing FIR Filter Gain posted on February 23, 2022
Single Pole IIR Filter: Substitute for Moving Average Filter posted on August 10, 2022
Product to Sum Trigonometric Identities with Euler’s Formula posted on June 15, 2022
Installing GNU Radio and B200 mini SDR posted on November 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)
Now for sale: The third edition of DSP for Beginners: Simple Explanations for Complex Numbers! Includes a new chapter on sampling.
This website participates in the Amazon Associates program. As an Amazon Associate I earn from qualifying purchases.
© 2021-2025 Wave Walker DSP