Nominal specification information:

Product name: 15 inch 115 core subwoofer

Speaker outer diameter: about 398mm

Diagonal screw hole: about 373mm

Installation aperture: about 354mm

Speaker total height: about 180mm

Net weight: 14.3KG.

Horn magnet: ferrite 250 magnet.

Speaker voice coil: copper clad aluminum round wire.

Paper cone material: imported JBL paper cone.

Basin frame material: cast aluminum frame

Speaker technology:

Rated impedance: 8 ohm

DC impedance: 6 ohm

Rated power: 800 watts

Maximum power: 1600 watts

Sensitivity: 94 1w/1m

Frequency range: 45-1800 Hz

Speaker T.S parameters:

Resonance frequency: Fs: 47Hz

DC impedance: Re: 5.6ohm

Speaker electrical quality factor value: Qes: 0.52

The mechanical quality factor value of the speaker: Qms: 10.9

The total quality factor value of the speaker: Qts: 0.51

The effective volume of the speaker: Vas: 73liters

Vibration area: Sd:880cm²

Magnetic force: Bi: 21.5Txm

Effective mobile mass: Mms: 175g