---
title: "Measured sound power level — EASA Definition · Avioverse"
description: "Article 3, Regulations (EU) 2019/947 and 2019/945: ‘measured sound power level’ means a sound power level as determined from measurements as laid down in…"
url: "https://avioverse.aero/glossary/easa/measured-sound-power-level"
---

# measured sound power level

EASA defines “measured sound power level” in one regulation. The wording below is reproduced verbatim from the EASA Easy Access Rules, with a link to the paragraph it comes from.

> ‘measured sound power level’ means a sound power level as determined from measurements as laid down in Part 13 of the Annex; measured values may be determined either from a single UA representative for the type of equipment or from the average of a number of UA;

Article 3 · Unmanned Aircraft Systems · Regulations (EU) 2019/947 and 2019/945 · Easy Access Rules, 29 Jun 2026 revision · [Read Article 3](https://avioverse.aero/regulations/easa/uas/cover-regulation-to-delegated-regulation-eu-2019/chapter-i-general-provisions#article-3)

## Defined in the same article

- [accreditation](https://avioverse.aero/glossary/easa/accreditation)
- [authorised representative](https://avioverse.aero/glossary/easa/authorised-representative)
- [C2 link](https://avioverse.aero/glossary/easa/c2-link)
- [CE marking](https://avioverse.aero/glossary/easa/ce-marking)
- [certified category](https://avioverse.aero/glossary/easa/certified-category)
- [conformity assessment](https://avioverse.aero/glossary/easa/conformity-assessment)
- [conformity assessment body](https://avioverse.aero/glossary/easa/conformity-assessment-body)
- [control and monitoring unit (CMU)](https://avioverse.aero/glossary/easa/control-and-monitoring-unit)