The FF10 from Fortissimo is a 10" (25cm) subwoofer that stands out due to a variety of technical features. With an outer diameter of 260mm and a mounting depth of 100mm, it fits into various installation situations. Equipped with a 2.5" voice coil and a stiff paper sandwich diaphragm, the FF10 offers a power handling of 400W RMS and an efficiency of 85 dB 1W/1m. The stable steel basket and the 60 oz magnet ensure reliability and durability. Developed in Germany and manufactured in China, the FF10 is suitable for both sealed and bandpass enclosures.

Technical Data

• Outer diameter: 260mm
  
• Installation diameter: 234mm
  
• Installation depth: 100mm
  
• 2.5" oscillating coil, 4 layers on Kapton carrier
  
• xmax +/- 12 mm, xmech +/- 21 mm, SD: 350 cm²
  
• stiff paper sandwich membrane
  
• stable metal basket, 60 oz magnet
  
• Load capacity: 400W RMS
  
• Efficiency: 85 dB 1W/1m
  
• fs: 32Hz
  
• Qts: 0.53 / Qms: 4.80 / Qes: 0.59
  
• Vessel: 33 Liters / 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 recommendation

• Closed housing: 16-19 liters
  
• Fortissimo Bandpass:
  
• Closed 17 liters + vented 40 liters, port area 160 cm² length 18cm
  
• Information always net, plus shipping and plus woofer 1 liter