Directional Speaker | Hackaday
Analogue Directional Speakers: How to Make and Test Different Types of Parabolic Reflectors? (TfCD) : 10 Steps - Instructables
How to Make Ultrasonic Directive Speaker Circuit | Homemade Circuit Projects
Umbrellas as Parabolic Speakers – Zach Poff
DIY Ultrasonic Audio Laser (Directional Speaker) - YouTube
Parametric Speaker Test - YouTube
Custom Speaker Design
Principle of directional speaker - simple explanation - Basic-idea.com
20" SOUNDTUBE DIRECTIONAL SOUND DOME PARABOLIC SPKR w/ SOURCE FLEX AUDIO CONTROL | Flex, Audio, Sound
DIY Omni Directional Speakers - Page 2 - diyAudio | Diy speakers, Speaker, Diy audio projects
Soundlazer - putting sound where you want it
Soundlazer “Snap” – The Directional Parametric Speaker - Use Arduino for Projects
RE-ARCHITECTING | Diy speakers, Speaker design, Audio design
Super directional speaker kit DIY Maker Electronic Seeed BOOOLE|kit dewalt| speakers onlyspeaker usb - AliExpress
Track SRAY : World's Smallest Directional Speaker's Indiegogo campaign on BackerTracker
What is a parametric speaker? - Soundlazer
Omnidirectional audio speaker design process and experiments by James Meacham
Analogue Directional Speakers: How to Make and Test Different Types of Parabolic Reflectors? (TfCD) : 10 Steps - Instructables
Creating Coherent Sound Beams, Easily | Hackaday
Ultrasonic Directional Speaker v1 | Hackaday.io
Mini Parametric Speaker Board - Soundlazer
Directional Sound Speakers : sound speakers
Creating Coherent Sound Beams, Easily | Hackaday
Directional loudspeakers - How they work - Explain that Stuff
