Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Furnishings and Equipment (hierarchy name)
4. Sound Devices (hierarchy name)
5. sound devices (equipment)

Narrower term/s

• kazoos
• onion flutes
• megaphones[+]
  • speaking trumpets
• voice disguisers
• bullhorns

Anotations

Scope note:

Devices which do not produce sound themselves but modify the sound produced by something else, such as human breath. For equipment that transmits and reproduces sound, without necessarily modifying it, see "sound transmitting and reproducing equipment."