What does a speaker's 'waveguide' do, and why does it matter?
NEUMI BS5 Passive Bookshelf Speakers, 5-Inch Woofer, 1-Inch Tweeter, Dark Wood, 1 Pair : Buy Online at Best Price in KSA - Souq is now Amazon.sa: Electronics
Horn Loading RAAL Ribbon Tweeter --- Full Measurement Comparison | Audio Science Review (ASR) Forum
Constant directivity loudspeaker designs
JBL Stage 280CSA
DIY speakers with Waveguide | Page 3 | Audio Science Review (ASR) Forum
So you want to design your own speaker from scratch! | diyAudio
Determining the minimal crossover frequency on a waveguide loaded tweeter. | diyAudio
Calculating Waveguide Mouth Diameters - Techtalk Speaker Building, Audio, Video Discussion Forum
Rear waveguide planar bookshelves I made based on the $50k Steinways. I also wound my own inductors for them. Gallery in comments. : r/diyaudio
ELAC B5.2 Debut 2.0 Series Speakers
2x 4.5" inch 4ohm 30W Silk Film Tweeter Treble Speaker Stereo Loudspeaker Horn | eBay
ScanSpeak-Waveguides
Smokey Waveguide
Waveguide Calculator
SoundImports | "Wave guiding" your favorite tweeter. - SoundImports