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7-B Subwoofer Specifications

Driver 18" underhung woofer
Voice Coil Four voice coils at 4" diameter
Magnet Weight 75 lbs.
Frequency Response 7-250 Hz
Active Crossover Points 30-200 Hz in 1 Hz increments
Passive Components None
Sensitivity 1W/1M Equivalent 90dB
Nominal Impedance 2, 4 or 8 ohms
Low Frequency Regenerator Impedance  4 ohms
Required Channels of Amplification 1, 2 or 4
Maximum Power Handling 4,000 watts
Recommended Amplifier Power 500-2,000 watts
Dimensions | H" x W" x D" 20" x 30" x 25"
Weight 295 lbs.

|  Home Theater Component Descriptions