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Model and representation

Instrument

Measuring instrument · Tool

1

Extended note

An instrument may be physical, technical, linguistic, statistical, or organisational. It does not provide neutral access by itself; calibration, limitation, resolution, categories, and user practice must be documented.

2

Limitations

Not the same as

  • actuality itself
  • guarantee of truth
  • interpretation-free access
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Related terms

4

Methodological relevance

The audit must state which instrument was used, what the instrument can show, and what it cannot show.

Sources and principal occurrence

Source note: The entry follows T5's distinction among measurement, instrument, model, and assignment.

  1. T5 — Models and RepresentationThe sustained theory document on models, measurement, simulation, validation, and assignment.
  2. R1 — Methodology of Reality AuditThe published methodological justification of Reality Audit.
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Correct and incorrect use

Correct use

“The measurement is limited by the instrument's resolution and calibration.”

Incorrect or over-strong use

“The instrument displayed the number, so the number requires no further assessment.”

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Suggested citation

Suggested citationVikesland, M. A. A. (2026). “Instrument”. Røyndalism — Lexicon, content version 1.0.

APAVikesland, M. A. A. (2026). Instrument (version 1.0). Røyndalism. https://royndalisme.no/en/lexicon/instrument/

MLAVikesland, Martin A. A.. “Instrument.” Røyndalism, version 1.0, Vikesland Press, 2026, https://royndalisme.no/en/lexicon/instrument/.

ChicagoVikesland, Martin A. A.. “Instrument.” Røyndalism. version 1.0. Vikesland Press, 2026. https://royndalisme.no/en/lexicon/instrument/.

IEEEM. A. A. Vikesland, “Instrument,” Røyndalism, version 1.0, Vikesland Press, 2026. [Online]. Available: https://royndalisme.no/en/lexicon/instrument/

CSEVikesland MAA. 2026. Instrument. version 1.0. Røyndalism. Vikesland Press. Available from: https://royndalisme.no/en/lexicon/instrument/

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V

Revision note

Document version
1.0
First published
18 June 2026
1.0

First public edition.