Fluid pressure bell ringer

Fluidic element noise and vibration control constructs and...

Flute headjoint

Fm theta-inducing audible sound, and method, device and...

Foam material element for sound-deadening cavities

Focusing and deflecting system for acoustic imaging

Foldable and height adjustable support for musical...

Folded shell projector (fsp)

Foldnec

Foot operated musical instrument

Foot pedal apparatus to provide variable output for electric...

Foot treadle equalizer

Formant extractor

Formant pattern matching vocoder

Formant pattern matching vocoder

Frame comparison method for word recognition in high noise...

Frame erasure compensation techniques

Frame-based audio coding with gain-control words

Free sounding board

French-horn mute