Ultrasonic Parametric Speaker DEEP S22 - YouTube
Ultrasonic Sound Gun (Parametric Speaker) : 3 Steps (with Pictures) - Instructables
Red Spade Audio: DIY Omni loudspeakers
DIY Omni Directional Speakers - Page 2 - diyAudio | Speaker projects, Speaker, Diy speakers
Analogue Directional Speakers: How to Make and Test Different Types of Parabolic Reflectors? (TfCD) : 10 Steps - Instructables
Umbrellas as Parabolic Speakers – Zach Poff
Directional audio speakers made from glass introduced - Inavate
Homemade Omnidirectional Speakers In A Unique Enclosure | Hackaday
Soundlazer "Snap" - The Directional Parametric Speaker by Richard Haberkern — Kickstarter
DIRECTIONAL SPEAKERS - YouTube
Ultrasonic Parametric Speaker | Focused Directional Speakers | Speakers Sound Array - Speakers - Aliexpress
How to Make Ultrasonic Directive Speaker Circuit - Homemade Circuit Projects
Sound in every direction - YouTube
Directional Speaker | Hackaday
Directional loudspeakers - How they work - Explain that Stuff
Ultrasonic Directional Speaker v1 | Hackaday.io
Building the dream Omni-Directional LoudSpeaker - Page 2 - MiniDSP - Results from #15
Super directional speaker kit - SWITCH-SCIENCE
Super directional speaker kit - SWITCH-SCIENCE
Super directional speaker kit DIY Maker Electronic Seeed BOOOLE - AliExpress
Super directional speaker kit DIY Maker Electronic Seeed BOOOLE - AliExpress
Building the dream Omni-Directional LoudSpeaker - MiniDSP
DIY Ultrasonic Audio Laser (Directional Speaker) - YouTube
DIY parametric speaker
Building the Cyclops (aka Poke Ball) Omnidirectional Speaker - by SoundBlab - YouTube
Soundlazer.com - The Open Source Directional Parametric Speaker - YouTube
DIY ultrasonic directional speaker
