
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
Half Band Filter Design Function in Python posted on December 8, 2021
New GNU Radio Beginner Tutorials! posted on February 2, 2022
Celebrating 100,000 Page Views! posted on April 4, 2024
How to Count in Binary Numbers posted on August 1, 2024
Using Euler’s Formula to Derive Sine and Cosine posted on November 24, 2021
Why an FIR Filter Should Have an Odd Length posted on December 29, 2021
Folding a Polyphase Half Band Filter: Lemon Squeezer Style posted on October 6, 2021
Great DSP Videos from Professor Kathleen Wage on YouTube posted on May 25, 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)
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