Fostex FE127 DATA SHEET

Features

R63

4-5 hole

Red

Ø102.2

Ø73.7

2.6

Ø117

36.6

64.7

2.0

♦120mm (4.5 in) cone type full range
♦8 ohm impedance
♦fo to 20kHz frequency response
♦91dB sensitivity at 1W/1m (3.3ft)
♦0.57kg (1.26 lb) net weight

FE-series for AV speaker

FE127

&

Thiele/Small Parameters

Impedance : 8 ohm
Minimum Frequency Response

: 70Hz

Reproduction Frequency Response

: fo - 20kHz

S.P.L. : 91dB/W (m)
Rated Input : 22W
Music Power : 45W
Equivalent Diaghram Radius

: 46mm (1.8 in)

Equivalent Mass : 2.9g (0.006 lb)
Magnet Weight (main): 101.2g (0.22 lb)
(cancel) 58.9g (0.06 lb)
Net Weight : 570g (1.26 lb)
Fs : 70Hz
Re : 7.1 ohm
Qts : 0.45

Qms : 2.98
Qes : 0.53
Vas : 11.16 L
Xmax : 0.4mm (0.015 in)
no : 0.22%

Frequency Response / ImpedanceSpecifications

110
100

90
80
70
60
50

(dB)

20 50 100 200 500

Hz

Impedance

1000

2000 5000

Dimensions & Mounting Information

60º

10000

30º

20000

ohm

64
32
16

8
4