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EF86

pentode
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EF86

Summary

EF86 is a vacuum tube model[1]. EF86 draws 10 Wikipedia views per month (vacuum_tube_model category, ranking #11 of 18).[2]

Key Facts

  • EF86's image is recorded as Four EF86-type tubes (1).jpg[3].
  • EF86's instance of is recorded as vacuum tube model[4].
  • EF86's developer is recorded as Koninklijke Philips NV[5].
  • EF86's subclass of is recorded as pentode[6].
  • EF86's Commons category is recorded as EF86[7].
  • +1954-00-00T00:00:00Z marks the founding of EF86[8].
  • EF86's Freebase ID is recorded as /m/03y91mj[9].
  • EF86's complies with is recorded as Mullard–Philips tube designations[10].
  • EF86's commercialization date is recorded as +1954-00-00T00:00:00Z[11].
  • EF86's Radiomuseum vacuum tube/transistor ID is recorded as ef86[12].

Body

Designation and Status

EF86's instance of is recorded as vacuum tube model[4].

History and Context

+1954-00-00T00:00:00Z marks the founding of EF86[8].

Why It Matters

EF86 draws 10 Wikipedia views per month (vacuum_tube_model category, ranking #11 of 18).[2]

References

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

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . radiomuseum.org. radiomuseum.org. Provenance: wikidata.org.
  7. [9] ↑ . Freebase Data Dumps. wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.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). EF86. Retrieved May 3, 2026, from https://4ort.xyz/entity/ef86
MLA “EF86.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/ef86.
BibTeX @misc{4ortxyz_ef86_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{EF86}}, year = {2026}, url = {https://4ort.xyz/entity/ef86}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): EF86 — https://4ort.xyz/entity/ef86 (retrieved 2026-05-03)

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