Phase Wavelengths: The End Fire Cardioid Array made visible | Bob McCarthy's Blog
Back to Basics: Directional Subwoofer Arrays – FOH | Front of House Magazine
Do-It-Yourself Cardioid Sub
Cardioid Subwoofers | Bob McCarthy's Blog
How to correctly position multiple Subwoofers for Cardioid Deployment - Live Sound
How should I set up my subwoofers? Three ideas to consider.... - Carvin Audio
AES PNW Meeting Report - A Cardioid Subwoofer Array - Theory vs. Practice
The Best Sub Arrays from Subwoofer September - PA of the Day
Back to Basics: Directional Subwoofer Arrays – FOH | Front of House Magazine
Do-It-Yourself Cardioid Sub
Martin Audio Ltd - On #SubwooferSunday, here's 16 DSX in a broadside cardioid sub array for the recent socially distanced Gaia Summer Nights festival in Portugal with LVT Audiovisuais and MLA Compact.
Cardioid Sub Workshop | Inline Gradient - YouTube
Subwoofer Calculator | Support | Martin Audio
How to correctly position multiple Subwoofers for Cardioid Deployment - Live Sound
Understanding 2-Element Cardioid Subwoofer Arrays – Between The Lines