Chez Free ils sont très forts ... et ce sont les meilleurs ...
(Même en déploiement de fibre optique)
Tout le monde le sait !
https://lafibre.info/adsl/adsl-affaiblissement-theorique-et-attenuations-mesurees/Débit théorique en fonction de l'atténuation :
Atténuation Débit ADSL2+ Débit ADSL
3,342 dB 25,599 Mb/s 8,192 Mb/s
4,995 dB 25,591 Mb/s 8,192 Mb/s
5,115 dB 25,590 Mb/s 8,192 Mb/s
7,44 dB 25,535 Mb/s 8,190 Mb/s
8,94 dB 25,440 Mb/s 8,186 Mb/s
9,66 dB 25,367 Mb/s 8,183 Mb/s
10,66 dB 25,228 Mb/s 8,178 Mb/s
11,28 dB 25,117 Mb/s 8,173 Mb/s
12,03 dB 24,953 Mb/s 8,166 Mb/s
13,29 dB 24,601 Mb/s 8,150 Mb/s
14,04 dB 24,345 Mb/s 8,137 Mb/s
15,07 dB 23,939 Mb/s 8,114 Mb/s
16,08 dB 23,484 Mb/s 8,085 Mb/s
17,01 dB 23,020 Mb/s 8,051 Mb/s
18,22 dB 22,362 Mb/s 7,996 Mb/s
19,91 dB 21,362 Mb/s 7,895 Mb/s
20,76 dB 20,832 Mb/s 7,833 Mb/s
21,15 dB 20,583 Mb/s 7,801 Mb/s
22,59 dB 19,644 Mb/s 7,668 Mb/s
23,19 dB 19,243 Mb/s 7,604 Mb/s
24,48 dB 18,370 Mb/s 7,453 Mb/s
25,17 dB 17,896 Mb/s 7,363 Mb/s
27,06 dB 16,584 Mb/s 7,087 Mb/s
28,32 dB 15,700 Mb/s 6,880 Mb/s
30,20 dB 14,374 Mb/s 6,541 Mb/s
31,47 dB 13,477 Mb/s 6,294 Mb/s
32,78 dB 12,553 Mb/s 6,025 Mb/s
33,269 dB 12,209 Mb/s 5,922 Mb/s
34,125 dB 11,609 Mb/s 5,738 Mb/s
35,31 dB 10,785 Mb/s 5,477 Mb/s
36,75 dB 9,796 Mb/s 5,152 Mb/s
37,06 dB 9,585 Mb/s 5,081 Mb/s
38,91 dB 8,351 Mb/s 4,652 Mb/s
39,23 dB 8,142 Mb/s 4,577 Mb/s
40,20 dB 7,519 Mb/s 4,349 Mb/s
42,96 dB 5,849 Mb/s 3,702 Mb/s
43,09 dB 5,775 Mb/s 3,672 Mb/s
44,04 dB 5,247 Mb/s 3,452 Mb/s
45,7 dB 4,390 Mb/s 3,074 Mb/s
46,13 dB 4,182 Mb/s 2,978 Mb/s
47,39 dB 3,611 Mb/s 2,702 Mb/s
48,13 dB 3,301 Mb/s 2,545 Mb/s
49,965 dB 2,619 Mb/s 2,171 Mb/s
50,01 dB 2,604 Mb/s 2,163 Mb/s
51,39 dB 2,171 Mb/s 1,901 Mb/s
52,48 dB 1,873 Mb/s 1,708 Mb/s
53,85 dB 1,551 Mb/s 1,483 Mb/s
54,48 dB 1,421 Mb/s 1,386 Mb/s
55,5 dB 1,232 Mb/s 1,239 Mb/s60,3 dB 0,627 Mb/s 0,700 Mb/s
62,85 dB 0,440 Mb/s 0,507 Mb/s
64,85 dB 0,391 Mb/s 0,334 Mb/s
65,19 dB 0,320 Mb/s 0,375 Mb/s
