Fostex FE108 DATA SHEET

FE Sigma-series

Ø89

64

56

8

Ø128

RED DOT

Ø98

Ø115

4-Ø5

Ø98

Features

♦100mm (4 in) cone type full range
♦8 ohm impedance
♦fo to 18kHz frequency response
♦92dB sensitivity at 1W/1m (3.3ft)
♦980g (2.16 lb) net weight

&

Thiele/Small Parameters

Impedance : 8 ohm
Minimum Frequency Response

: 80Hz

Reproduction Frequency Response

: fo - 18kHz

S.P.L. : 92dB/W (m)
Rated Input : 5W
Music Power : 15W
Equivalent Diaghram Radius

: 40mm (1.6 in)

Equivalent Mass : 2.7g (0.006 lb)
Magnet Weight : 386.0g (0.85 lb)
Net Weight : 980.0g (2.16 lb)
Fs : 80Hz
Re : 6.5 ohm
Qts : 0.2
Qms : 2.21

Qes : 0.22
Vas : 7.07 L

Xmax : 0.35mm (0.014 in)
no : 1.3%

FE108

Frequency Response / ImpedanceSpecifications

110
100

90
80
70
60
50

(dB)

Hz

20 50 100 200 500

Dimensions & Mounting Information

Impedance

1000

2000 5000

30º

60º

10000

∑

ohm

64
32

16

8
4

20000