Fostex FE 103 En - Fullrange

-6,8 %

RRP 67,59 €

incl. 19% VAT plus shipping
Goods have to be ordered
-6,8 %

Key features:
  • ES cone and center cap are adapted. This new diaphragm material has the fine, supple and high density fiber, and its characteristics successfully improve the mid-high frequency reproduction.
  • ø 80mm strong ferrite magnet is em- ployed.
  • Well tuned Qts / Mms values for ease of use in small bass reflex type enclosures to folded horn enclosures.

Short data

Usage as Fullrange
Power Handling 15 Watt
Impedance 8 Ohm
Frequency from 83 Hz
Max. Frequency 22 kHz
Sound pressure 89 dB


Overall dimensions 107x107 mm
Baffle cutout 93 mm
Depth (Total) 45.5 mm
Frame Material Steel plate
Membrane Type Cone
Membrane Surround Textile
Membrane Material Banaba fibre
Voice coil Ø 20 mm
Magnet Ø 80 mm
Magnet-height 19.7 mm
Magnet-weight 193 g


Resonance fs fs: 83 Hz
Mechanical Q Qms: 2.747
Electrical Q Qes: 0.377
Total Q Qts: 0.33
Equivalent Air-Volumen Vas: 5.95 Liter
DC-Resistance Re: 7.5 Ohm
Coil Inductance Le: 0.0398 mH
Mech. Compliance Cms: 1.65 mm/N
Moving Mass Mms: 2.55 g
Max. Excursion +/- Xmax: 0.6 mm
BL Product Bl: 4.99 N/A
Membrane Area Sd: 50 cm²
Sound pressure dB: 89 SPL
Efficiency Nref: 0.72 %

Frequency & Impedance

Technical Dimensions

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