75 ohm Aluminum Wire Braid Trunk Cable , Rg412 Coaxial Cable With Messenger for CCTV CATV

75 ohm Aluminum Wire Braid Trunk Cable , Rg412 Coaxial Cable With Messenger for CCTV CATV

Product description:

Inner conductor is bare solid copper. Dielectric core is insulating grade virgin polyethylene. The 1^st shield is two aluminum foils laminated to a strength member and a bonding resin on one side, the second shield is 82% aluminum wire braid; jelly or flooded compound is added before outer jacket extrusion. Outer jacket is PE.

Center conductor:

Bare copper

Nominal diameter: 2.26mm

Dielectric:

Gas expanded polyethylene

Nominal diameter over dielectric: 9.26mm

Shield:

1^st shield: bonded aluminum foil

2nd shield: aluminum wire braid, 0.16x7ends x24 carry, pitch is 47mm.

PE Jacket:

Nominal diameter over jacket: 12.40

Messenger: 1.30, zinc coated steel

Electrical properties:

Impedance : 75±3 ohms

Velocity of propagation: 86% nominal

Structure return loss: 21dB

Attenuation@ 68^OF(20^oC):

Applications:

1.  CATV-community antenna television
2.  CCTV-closed-circuit television
3.  DBS-direct broadcasting satellite

Competitive Advantage:

• Libo cable was established in 1994, it covers over 340,000 square meters on our operating area.
• Libo cable has a stable workforce and engineering team, our production and testing procedures are all strictly follow requirement of ISO9000, and ISO14000.
• Libo cable is equipped with a Provincial-level Research and Development Center; we offer OEM and ODM services.