general/sound-production

Sound-making device for moving vehicles

Audible warning device powered by steam

Tapered sound guide

Sound effect imitating the murmur of a crowd in the background

Loudspeaker system composed of linearly-mounted, in-phase speakers

Electronic public warning siren

Blending of multiple sound sources for a live event

Sound system

Phonographic system

Metadata container

Audio signal level measurement device

Sound processing algorithm