Fortissimo FF10-D2 subwoofer

10-inch woofer

Technical data:

• Outer diameter: 260 mm

• Mounting diameter: 234 mm

• Installation depth: 100 mm

• voice coil 2.5″, 4-layer on Kapton carrier

• xmax: ±12 mm, xmech: ±21 mm, SD: 350 cm²

• Rigid paper sandwich membrane

• Solid steel basket, 60 oz magnet

• Rated power: 400 W RMS

• Efficiency: 85 dB (1W/1m)

• fs: 32 Hz

• Qts: 0.53 / Qms: 4.80 / Qes: 0,59

• Vas: 33 l / Mms: 137.3 g / BL: 9.23 Tm

• Re: (D2) 2.03 + 2.03 Ω / (D4) 3.68 + 3.68 Ω

• Designed in Germany, made in China

Housing recommendations:

• Closed enclosure: 16-19 litres

• Fortissimo bandpass:
  closed 17 l + ventilated 40 l, port area 160 cm², length 18 cm