# FR3 Propagation

Canonical URL: https://fr3propagation.com/

FR3 propagation examines how upper-mid-band radio energy travels through and around buildings, terrain, foliage, vehicles, people, and atmospheric conditions.

Evidence class C. The cited authority supports component concepts or architectural context. It does not define this exact compound identity; LJP uses the phrase descriptively.

This staged identity is not a service, implementation, standards authority, ontology, API, or agent.