Planet Audio BBD12 User Manual page 4

Wiring Options
Parallel
2 Ω
Multiple Subwoofers
4 Ω
1 Ω
Series
8 Ω
4
Product Specifications
Impedance Dual 4 Ω
Resonant Frequency 28 Hz
Qts 0.599
Qms 4.68
Qes 0.687
Vas 1.35 ft³ (38.2 liters)
14.3 mm
Xmax
Sensitivity (1 W/ 1 m) 83 dB
Peak Power Handling 2500 W
Mounting Depth 7-7/8" (200 mm)
Cutout Diameter 11-1/4" (285mm)
3