# radio

> technology of signaling and communicating using radio waves

**Wikidata**: [Q872](https://www.wikidata.org/wiki/Q872)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Radio)  
**Source**: https://4ort.xyz/entity/radio


## References

1. RAMEAU
2. Library of Congress Subject Headings
3. Medical Subject Headings
4. [Source](http://bpeck.com/references/ddc/ddc_mine700.htm)
5. YSO-Wikidata mapping project. 2024
6. BabelNet
7. UMLS 2023
8. National Library of Israel Names and Subjects Authority File
9. GF WordNet
10. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)