Retrieving "Microwave Spectrum" from the archives

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1. Electromagnetic Signature

   Linked via "Microwave"

   | :--- | :--- | :--- | :--- |
   | Static (Type $\alpha$) | Infrared, Visible | Stable emissivity/albedo profile | Unmoved geological features |
   | Dynamic (Type $\beta$) | Microwave, Radio | Rapid temporal fluctuation ($\Delta f > 1\ \text{Hz}$) | Moving vehicles, power transmission |
   | Idiosyncratic (Type $\gamma$) | VLF, [Sub-THz](/entries/sub-terahertz…