Rare find

DSP First. Interactive lessons on digital signal processing that run on your computer.

github.com/chenshuo/dspfirst

Problem

The full read on this project is a sign-in away — what it solves, who it serves, and where it sits in the market.

Audience

The full read on this project is a sign-in away — what it solves, who it serves, and where it sits in the market.

Market

The full read on this project is a sign-in away — what it solves, who it serves, and where it sits in the market.

Pricing

The full read on this project is a sign-in away — what it solves, who it serves, and where it sits in the market.

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Updates

May 2026

add img/fseriesdemo_matlab.png May 25
update strobedemo.py May 24
Update README. May 24
Update screenshots May 24
Update README.md May 23
update layout of cspin.py May 23
Port con2dis to PyQt6 with Claude Code May 23
Port dltidemo and cltidemo to PyQt6 with Claude Code May 23
Port dconvdemo to PyQt6 with Claude Code May 23
Port filterdesign to PyQt6 with Claude Code May 22
Update cconvdemo.py to match the UI layout of matlab, using Gemini May 22
Port fseriesdemo to PyQt6 with Claude Code May 22
update README.md May 21
Port specgramdemo, strobedemo and zdrill to PyQt6 with Claude Code May 21
Update README.md May 21
Port cspindemoand phrace to PyQt6 with Claude Code May 20
Port sindrill, cconvdemo, pezdemo to PyQt6 with Claude Code May 20
Import spfirst_v175 from https://dspfirst.gatech.edu/matlab/ May 19
Initial commit May 19