Features

‘ES cone’ paper made of ba- nana plant’s fiber

Newly designed center cap

Ferrite magnet

Specifications

&

Thiele/Small Parameters

Size

:

100

mm /

4 in

Voice Coil Diameter

 

 

 

 

:

20

mm /

0.8 in

 

 

 

 

Cast / Stamped

:

Stamped

 

 

 

 

 

 

Impedance

:

8

 

FULL RANGE SPEAKER UNIT

FE103E

Frequency Response / Impedance

Reproduction Frequency Response :fs - 22 kHz

Sound Pressure Level

 

:

89

dB/W(m)

 

Rated Input

:

5

W

 

 

Music Power

:

15

W

 

 

 

 

 

 

 

Magnet Material

:

Ferrite

 

 

Magnet Weight

 

 

 

 

 

(main)

:

193

g /

0.425

lb

(cancel)

:

 

g /

 

lb

 

 

 

 

 

 

Net Weight

 

630

g /

1.389

lb

 

 

 

 

 

 

110

100

90

80

70

60

50

(dB)

20 Hz 50 100 200

500 1k

2k

16

8

4

5k 10k 20k 30k

a :

40 mm

D :

80 mm

Dimensions & Mounting Information

Sd :

0.00503 m2

Zn :

8

Fs :

79.5

Hz

Re :

7.45

R57.5

4-5 x 7

ø92

ø80

Le :

n/a mH

Qms :

2.87

Qes :

0.40

Qts :

0.36

2.6

26.6

45.6

Mms :

2.10 g

BL :

4.42

Telsa/m

Vas :

6.90

L

Xmax :

0.35 mm

Eff/η0 :

0.83

%

Cms :

0.00194 mm/N

EBP :

199

 

 

 

 

107

Overall Diameter :

107 mm / 4.2 in

 

 

Baffle Hole Diameter

 

:

92

mm /

3.6

in

Depth

:

45.6

mm /

1.8

in

 

 

 

 

 

 

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Fostex FE103E dimensions Features, Specifications Thiele/Small Parameters, Frequency Response / Impedance