Martin Audio Ltd - Our arc delay calculator for both SX and MLA subwoofers helps to better control the horizontal dispersion of a subwoofer array. Download for free: https://martin-audio.com/support/subwoofer-calculator | Facebook
Design End-Fire or Cardioid Subwoofer Array in 5 Easy Steps! - YouTube
Line Array Calculator III | JBL Professional Loudspeakers | English
Subwoofer Arrays in the Real World – FOH | Front of House Magazine
Merlijn van Veen - S.A.D. (Subwoofer Array Designer)
How do you calculate cardioid subwoofer spacing? (gradient array) - YouTube
Sound Bubble - HX Audio Lab
Phase Wavelengths: The End Fire Cardioid Array made visible | Bob McCarthy's Blog