How to correctly position multiple Subwoofers for Cardioid Deployment - Live Sound
AES PNW Meeting Report - A Cardioid Subwoofer Array - Theory vs. Practice
A Concise Article on Cardioid Subwoofer Arrays – by Steve Bush — Bob McCarthy
Do-It-Yourself Cardioid Sub
How do you calculate cardioid subwoofer spacing? (gradient array) - Sound Design Live
Passive Cardioid Technology | Fulcrum Acoustic
Merlijn van Veen - auto-efficiency
How to correctly position multiple Subwoofers for Cardioid Deployment - Live Sound
NAMM SHOW 2017: QSC K Cardioid Subwoofer Dual 12-inch Active Subwoofer
Cardioid Sub Workshop | Inline Gradient - YouTube
Back to Basics: Directional Subwoofer Arrays – FOH | Front of House Magazine
Back to Basics: Directional Subwoofer Arrays – FOH | Front of House Magazine
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.