sound reduction index

sound insulation measure
Thing general Q2230459
Press Enter · cited answer in seconds

sound reduction index

Summary

sound reduction index ranks in the top 2% of general entities by monthly Wikipedia readership (20 views/month).[1]

Key Facts

  • sound reduction index's subclass of is recorded as physical quantity[2].
  • sound reduction index's subclass of is recorded as logarithmic quantity[3].
  • sound reduction index's Freebase ID is recorded as /m/026_rqv[4].
  • sound reduction index's described by source is recorded as ISO 80000-8:2007 Quantities and units—Part 8: Acoustics[5].
  • sound reduction index's defining formula is recorded as R = 10 \lg{\frac{1}{\tau}} \mathrm{dB}[6].
  • sound reduction index's ISQ dimension is recorded as 1[7].
  • sound reduction index's EuroVoc ID is recorded as 1515[8].
  • sound reduction index's maintained by WikiProject is recorded as WikiProject Mathematics[9].
  • sound reduction index's Microsoft Academic ID is recorded as 2779088225[10].
  • sound reduction index's in defining formula is recorded as R[11].
  • sound reduction index's in defining formula is recorded as \tau[12].
  • sound reduction index's quantity symbol is recorded as R[13].
  • sound reduction index's recommended unit of measurement is recorded as bel[14].
  • sound reduction index's QUDT quantity kind ID is recorded as SoundReductionIndex[15].
  • sound reduction index's IEV number is recorded as 801-31-39[16].
  • sound reduction index's QUDT dimension ID is recorded as A0E0L0I0M0H0T0D1[17].

Why It Matters

sound reduction index ranks in the top 2% of general entities by monthly Wikipedia readership (20 views/month).[1] It is known by 9 alternative names across languages and contexts.[18]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] . wikidata.org.
  2. [3] . wikidata.org.
  3. [4] . wikidata.org.
  4. [5] . wikidata.org.
  5. [6] . ISO 80000-8:2007 Quantities and units—Part 8: Acoustics. wikidata.org.
  6. [7] . wikidata.org.
  7. [8] . wikidata.org.
  8. [9] . wikidata.org.
  9. [10] . wikidata.org.
  10. [11] . wikidata.org.
  11. [12] . wikidata.org.
  12. [13] . wikidata.org.
  13. [14] . ISO 80000-8:2007 Quantities and units—Part 8: Acoustics. wikidata.org.
  14. [15] . wikidata.org.
  15. [16] . wikidata.org.
  16. [17] . wikidata.org.

Aggregate / graph-position facts

  1. [1] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [18] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). sound reduction index. Retrieved April 10, 2026, from https://4ort.xyz/entity/sound-reduction-index
MLA “sound reduction index.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/sound-reduction-index.
BibTeX @misc{4ortxyz_sound-reduction-index_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{sound reduction index}}, year = {2026}, url = {https://4ort.xyz/entity/sound-reduction-index}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): sound reduction index — https://4ort.xyz/entity/sound-reduction-index (retrieved 2026-04-10)

Canonical URL: https://4ort.xyz/entity/sound-reduction-index · Last refreshed: