# hertz

> SI unit of frequency

**Wikidata**: [Q39369](https://www.wikidata.org/wiki/Q39369)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Hertz)  
**Source**: https://4ort.xyz/entity/hertz


## References

1. SI Brochure (9th edition)
2. ISO 80000-1: Quantities and units—Part 1: General
3. ISO 80000-1:2009 Quantities and units—Part 1: General
4. SI Brochure (9th edition): Concise summary
5. Freebase Data Dumps. 2013
6. Logopedia
7. ISO 80000-3:2006 Quantities and units — Part 3: Space and time
8. GF WordNet
9. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)