Outdoor Welded Trunk QR540 Al.tube Coaxial Cable

Outdoor Welded Trunk QR540 Al.tube Coaxial Cable

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Product Details

product description


Physical dimensions



Component

mm

material

Nominal center conductor diameter

2.77±0.03 

Copper clad aluminum

Nominal diameter over dielectric

11.43±0.20

Physical foamed PE

Nominal diameter over outer conductor

12.70

Al-tape welded by argon arc welding

Nominal diameter over jacket

14.22

Polyethylene

Diameter of steel messenger

2.77

Steel messenger


BASIC CHARACTERISTICS
nominal impedance(ohm)75±3
nominal velocity of propagation(%)87
nominal capacitance(pf/m)55±3.0
sparker test(vac)4000
srl(db)30-470>=20
470-1000>=18



attenuation[68°F(20℃)]frequency(mhz)maximum(db/100ft)maximum(db/100m)
50.160.52
550.541.77
2111.093.58
3001.314.3
3501.434.69
4001.535.02
4501.635.35
5001.825.97
7502.167.09
8652.347.68
10002.528.27

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