Suggested Alignments:
Sealed box of 0.36 cubic foot for a 3dB down of 68Hz
Vented box of 0.5 cubic foot with 1.5" diameter vent by 6" long for f3 of 47Hz
Vented box of 0.6 cubic foot with 2" diameter vent by 7" long for f3 of 44Hz
Vented box of 0.7 cubic foot with 2" diameter vent by 7" long for f3 of 41Hz
Vented box of 0.8 cubic foot with 2" diameter vent by 7" long for f3 of 39Hz
Manufacturer Datasheet PDF