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Power budget
820 nm
Fibre
50/125
10.7 dB
62,5/125
14.5 dB
100/140
20.6 dB
9/125
"Min. budget" states the minimum guaranteed power budget. Experience shows however that the
typical value is in the range of the indicated "Typ. budget".
Attenuation in fibre cable
The values below can differ depending on quality and manufacturer of the fibre-optic
cable.
Fibre
50/125 μm
62,5/125 μm
100/140 μm
9/125 μm
Attenuation in connectors
0.2–0.4 dB
6072-2005
Tel : 03.26.04.20.21 - Fax : 03.26.04.28.20 - Web : http: www.audin.fr - Email : info@audin.fr
Min. budget
Unit
1300 nm
single mode
8.1 dB
11.6 dB
6.3 dB
Attenuation
at 820 nm
3.0 dB/km
3.5 dB/km
4.0 dB/km
AUDIN - 8, avenue de la malle - 51370 Saint Brice Courcelles
820 nm
Fibre
50/125
16.6 dB
62,5/125
18.6 dB
100/140
25.9 dB
9/125
Attenuation
at 1300 nm
1.0 dB/km
1.2 dB/km
Attenuation in splice
Fusion
0.1 dB
Mechanical
0.2 dB
Typ. budget
Unit
1300 nm
single mode
14.6 dB
15.1 dB
12.3 dB
Attenuation
at single mode (1300 nm)
0.5 dB/km
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