Fostex FF85WK

80 mm (3,2″) full range driver with double-layer paper cone.

Fostex FF-WK series fullrange drivers are exclusively designed for a bass-reflex enclosures.

• Nominal impedance: 8 Ω
• Resonance frequency [fs]: 115 Hz
• Sensitivity: 86.5 dB/W(m)
• Total Q factor [Qts]: 0.55
• Equivalent volume [Vas]: 1.04 l

See also:

Fostex FF-WK series fullrange drivers - information in PDF format (1.1 mB)

Fostex FF85 - recommended enclosure: Back Loaded Horn (66 kB)