utp 6 four-pairs unshield data cable
http://www.ahdqjt.com time: 11/10/10 10:09
executive standard :
accordance with the china standard no. yd/t（1019-2001）, american standard no. ansi/tia/eia-568b.2 , iso/iec11801 and ul444 of america.
product description:
construction: single bare copper, hdpe insulation, two insulated conductors twisted, pvc, flame-retardant pvc or low smoke no halogen material
conductor: solid copper, diameter in 0.585mm
insulation: solid polyethylene
pairs: four pairs, color: blue/blue-white, orange/ orange-white, green/green-white, brown/ brown-white
core: four-strand
sheath: flame-retardant pvc or low smoke no halogen material with diameter in 6.2 mm
character impedance: 250ω
product performance :
（mhz） frequency |
（ohm） |
（db） |
db/100m |
db/100m |
db/100m |
|
0.772 |
|
19.4 |
1.8 |
67.0 |
66.2 |
|
1.0 |
20.0 |
2.0 |
65.3 |
64.0 |
|
|
4.0 |
23.0 |
4.1 |
56.3 |
52.0 |
|
|
8.0 |
24.5 |
5.8 |
51.8 |
45.9 |
|
|
10.0 |
25.0 |
6.5 |
50.3 |
44.0 |
|
|
16.0 |
25.0 |
8.2 |
47.2 |
39.9 |
|
|
20.0 |
25.0 |
9.3 |
45.8 |
38.0 |
|
|
25.0 |
24.3 |
10.4 |
44.3 |
36.0 |
|
|
31.25 |
23.6 |
11.7 |
42.9 |
34.1 |
|
|
62.5 |
21.5 |
17.0 |
38.4 |
28.1 |
|
|
100.0 |
20.1 |
22.0 |
35.3 |
24.0 |
：cables
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