PowerBass 2XL series, Application Manual

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2XL-1240D
Optimum Sealed Vol. English Metric
Gross Vb Internal 0.75 cu.ft 21.24 Liters
Driver Displacement 0.087 cu. ft 2.46 Liters
F3 (-3dB Cutoff) 62Hz 62Hz
External Dimensions of the enclosure WxHxD,
3/4" (19mm) MDF 15.5 x 16.5 x 8" 39.4 x 41.9 x 20.3 cm
Qtc 0.587 0.587
Pe (Watts-Rms) 300-500 Watts 300-500 Watts
Acceptable Volumes (0.4 - 1.25 cu. ft) (11.33 - 42.48 Liters)
Optimum Ported Vol. English Metric
Gross Vb Internal 2.5 cu.ft 70.8 Liters
Driver Displacement 0.087 cu. ft 2.46 Liters
Port Displacement 0.36 cu. ft 10.29 Liters
External Dimensions of the enclosure WxHxD,
3/4" (19mm) MDF 17.5 x 14.5 x 22" 44.5 x 36.8 x 55.9 cm
Internal port opening size, W x H 1.25 x 13" 3.2 x 33.0 cm
Internal port Length 16.5" 41.9 cm
Fb (Box Tuning) 35Hz 35Hz
F3 (-3dB Cutoff) 31Hz 31Hz
Pe (Watts-Rms) 300-500 Watts 300-500 Watts
Subsonic Filter Setting if Applicable 30Hz 30Hz
NOTE: Due to the vented backplate, you must allow an additional 2" minimum behind the suwoofer when designing your
speaker enclosure.