QSC Introduces K Cardioid Single-Box Powered Cardioid Subwoofer | audioXpress
QSC KS212C K Cardioid Dual 12" Powered Subwoofer | Guitar Center
QSC KS212C - K Cardioid Subwoofer @ The DJ Hookup
AES PNW Meeting Report - A Cardioid Subwoofer Array - Theory vs. Practice
VT4883 | JBL Professional Loudspeakers
Do-It-Yourself Cardioid Sub
SXC118 | Compact, High Performance Cardioid Subwoofer
A Concise Article on Cardioid Subwoofer Arrays – by Steve Bush — Bob McCarthy
Understanding 2-Element Cardioid Subwoofer Arrays – Between The Lines
Xsub Cardiod and Super-Cardiod Array Settings v0
NAMM SHOW 2017: QSC K Cardioid Subwoofer Dual 12-inch Active Subwoofer
QSC Audio KS212C Dual 12-Inch Cardioid Subwoofer
Subwoofers
How should I set up my subwoofers? Three ideas to consider.... - Carvin Audio
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.