Here is my dual SB3000 setup until I get my longer speaker wire. Erased box pictures. Anyone else stacked their subwoofers? : r/hometheater
ZXI 6.5" High Excursion Subwoofer Quad Stacked Magents 300 Watts Rms D
QSC Triple LA112 2,400W 12-inch Active Line Array Speaker and Dual KS212C Cardioid 3600W Dual 12 inch Powered Subwoofer Ground Stack System | Sweetwater
What is the difference between stacked and lined up subwoofers? - Sinbosen| Audio sound system manufacturer FAQ
REL Acoustics Line Array Setup and Tuning - REL Acoustics
JBL SRX828S Dual 18-in Subwoofer - Westlake Pro
DS18 ZXI12.2D High Excursion 12" Car Subwoofer 2000W DVC 2-Ohms Quad Stacked Magnets
Stacking 2 identical subs on top of each other: good, bad, dumb, or irrelevant?? | AVS Forum