# Loudspeaker annunciation

Canonical URL: https://eloragrid.ai/symbols/iec-loudspeaker-annunciation
Publisher: Elora Grid
Updated: 2026-10-14
Lookup label: HAN1B7
Drawing use: Schematic
Reference families: IEC, Manufacturer

## Symbol convention

Convention: IEC
Form: Loudspeaker annunciation
Autodesk IEC-60617 Symbol Preview — Electroacoustic annunciation forms; vendor family reference, not certified IEC geometry or database identifier.

A loudspeaker indication identifies conversion of an electrical signal to an audible output.

## What it represents

A loudspeaker indication identifies conversion of an electrical signal to an audible output.
Label the signal path and amplifier or system connection.
An audio loudspeaker is distinct from a directly energised alarm buzzer.

## How to read it

- Label the signal path and amplifier or system connection.
- An audio loudspeaker is distinct from a directly energised alarm buzzer.

## Information to show or reference

- Identify the associated device, circuit or diagram boundary.
- Label the signal path and amplifier or system connection.
- Cross-reference the equipment data, terminal mapping or operating-state legend needed to interpret the form.

## Important distinction

An audio loudspeaker is distinct from a directly energised alarm buzzer.

## Facts

- Reference scope: Specific public IEC-context family form
- Publisher reference token: HAN1B7 (Autodesk token; not a verified IEC database ID)
- Information added: Label the signal path and amplifier or system connection.
- Preview: Independent educational concept; consult the publisher and applicable standard for the exact graphic

## Public references

- [Autodesk IEC-60617 preview: Electroacoustic annunciation forms](https://help.autodesk.com/cloudhelp/2021/ENU/AutoCAD-Electrical/files/GUID-4602FA60-BECA-4C77-A435-73C8C05E41F7.htm) — Autodesk. Official public publisher family name and reference context; vendor identifiers and graphics are distinct from licensed IEC database content.

## Graphic scope

Independent original educational concept illustration by Elora Grid. Not a certified standards graphic or manufacturer footprint. Unitless; not to scale. Original artwork licence: https://creativecommons.org/licenses/by/4.0/. Publisher material is linked only.