

HW050: A New Free Tool for Visualizing the Wi-Fi Spectrum
Apr 15, 2025
In this engaging discussion, guest Joel Crane, a creative developer at Hamina, introduces his innovative spectrum visualizer tool that helps users interact with the Wi-Fi spectrum. He reveals the inspiration behind the project and the challenges he faced in coding it, including integrating AI assistance for a more streamlined process. The conversation also critiques existing visualization methods, highlighting the importance of user-friendly features like zoom capabilities, allowing for deeper insights into frequency data.
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802.11ah Band Visualization Challenges
- Joel started with the 802.11ah Wi-Fi band because no channel charts existed for it online.
- Plotting Japanese, US, and European channels showed frequency offsets that complicated visualizations.
Massive Wi-Fi Spectrum Revealed
- The Wi-Fi spectrum is massive, spanning from zero to eight gigahertz with vast unlicensed spectrum.
- Existing FCC charts are informative but lack the resolution and interactivity needed for detailed understanding.
Leveraging AI for Coding
- Use large language models like Claude.ai to assist coding by generating base code and refining it manually.
- Combine AI-generated code with personal modifications for better results rather than relying solely on hand coding or AI.