Fostex Portable Speaker FE83 User Manual

FE-series  
FE83  
Features  
80mm (3 in) cone type full range  
8 ohm impedance  
fo to 20kHz frequency response  
88dB sensitivity at 1W/1m (3.3ft)  
0.364kg (0.802 lb) net weight  
Frequency Response / Impedance  
Specifications  
&
Thiele/Small Parameters  
110  
100  
Impedance  
: 8 ohm  
90  
Minimum Frequency Response  
: 140Hz  
30º  
80  
70  
60  
ohm  
60º  
Reproduction Frequency Response  
: fo - 20kHz  
64  
32  
16  
8
Impedance  
50  
S.P.L.  
: 88dB/W (m)  
: 2W  
4
(dB)  
Rated Input  
Music Power  
20 Hz  
50  
100  
200  
500  
1000  
2000  
5000 10000 20000  
: 7W  
Equivalent Diaghram Radius  
: 30mm (1.18 in)  
Equivalent Mass  
: 1.15g (0.003 lb)  
: 140g (0.309 lb)  
: 0.364kg (0.802 lb)  
: 140Hz  
Dimensions & Mounting Information  
Magnet Weight  
4-4 x 6  
Net Weight  
Fs  
ø71  
ø60  
Re  
: 6.9 ohm  
RED.DOT  
Qts  
: 0.72  
Qms  
Qes  
: 3.5  
: 0.9  
Vas  
: 1.11 L  
83  
Xmax  
no  
: 0.4mm (0.016 in)  
: 0.33%  
 

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