TV COAXIAL CABLE
ALUMINIUM
CONDUCTOR |
DIELECTRIC |
SCREEN |
SHEATH |
ELECTRICAL PROPERTIES |
ATTENUATIONS |
STRUCTURAL RETURN |
SCREENING |
WEIGHT |
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IMPEDANCE |
VELOCITY |
CAPACITANCE |
dB/100 m. ( 20 °C ) |
LOSS dB |
EFFECTIVENESS |
ALU. |
TOTAL |
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TYPE |
ø MM |
TYPE |
ø MM |
TYPE |
COVER. |
TYPE |
COVER. |
TYPE |
ø MM |
RATIO |
50 |
470 |
862 |
1750 |
2150 |
2400 |
3000 |
30 ÷ 470 |
470 ÷ 862 |
862 ÷ 2150 |
2150 ÷ 3000 |
5 ÷ 30 |
30÷ 1000 |
1000÷ 2000 |
2000 ÷ 3000 |
KG./KM. |
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Ω |
% |
pF/m |
MHz |
MHz |
MHz |
MHz |
MHz |
MHz |
MHz |
MHz |
MHz |
MHz |
MHz |
MHz |
MHz |
MHz |
MHz |
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CW |
0,75 |
PEG |
3,40 |
LTA |
100% |
ALL |
56% |
PVC2 |
5,40 |
75 |
84% |
53 |
4,5 |
9,7 |
12,3 |
15,7 |
17,4 |
19,0 |
23,6 |
>27 |
>25 |
>22 |
>19 |
<5 |
>85 |
>75 |
>65 |
6,4 |
25,2 |
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CW |
1,00 |
PEG |
4,60 |
LTA |
100% |
ALL |
57% |
PVC2 |
6,60 |
75 |
84% |
53 |
4,2 |
13,5 |
18,5 |
27,4 |
31,0 |
33,1 |
38,2 |
>29 |
>27 |
>24 |
>21 |
<10 |
>90 |
>75 |
>65 |
10,6 |
36,0 |
Legend
CW |
Copperweld |
ALL |
Aluminium |
PEG |
GAS injected SKIN-FOAM-SKIN polyethylene |
LTA |
Aluminium+polyester+aluminium tape |
PVC 2 |
Polyvinyl - chloride non-contaminating |
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