* Nominal Diameter: 320 mm (12.0 in)..
* Nominal Impedance: 8 Ohms.
* Minimum Impedance: 6.5 Ohms
* Nominal Power Handling: 1 400 W.
* Continuous Power Handling: 2: 800 W.
* Sensitivity: 3: 101.0 dB.
* Frequency Range: 50 - 3000 Hz.
* Copper Voice Coil Diameter: 76 mm (3.0 in).
* Winding Material: Copper.
* Aluminium demodulating ring allows a very low distortion figure
* Former Material: Glass Fibre.
* Winding Depth: 14.0 mm (0.55 in).
* Magnetic Gap Depth: 8.0 mm (0.31 in).
* Flux Density: 1.4 T..