75 ohm RG540 Coaxial Cable, Bare Copper Wire Braided Trunk Cable for CCTV, CATV System
Shield:
1st shield: BAPA
2nd shield: tinned copper wire braid, 0.16x 8ends x24 carry, pitch is 38mm, 75% coverage.
Product description:
Inner conductor is bare solid copper. Dielectric core is insulating grade virgin polyethylene. The 1st shield is bare copper foil, the second shield is 75% bare copper wire braid; PE for outer sheath.
Center conductor:
Bare copper
Nominal diameter: 3.15mm
Dielectric:
Gas expanded polyethylene
Nominal diameter over dielectric:13.00mm
PE Jacket:
Nominal diameter over jacket: 15.50mm
Electrical properties:
Impedance : 75±3 ohms
Velocity of propagation: 86% nominal
V.S.W.R: 1.25
Attenuation@ 68OF(20oC):
|
@Frequency MHZ |
dB/100ft(MAX.) |
dB/100 meters(MAX.) |
|
50 |
0.44 |
1.44 |
|
150 |
0.79 |
2.59 |
|
300 |
1.13 |
3.71 |
|
400 |
1.32 |
4.33 |
|
500 |
1.49 |
4.89 |
|
600 |
1.64 |
5.38 |
|
1000 |
2.17 |
7.12 |
Applications:
- CATV-community antenna television
- CCTV-closed-circuit television
- 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.
