QR500 AL Tube Shielded Coaxial Cable , CATV Trunk Coaxial Cable
Coaxial cable QR500 Trunk
Construction | | LMR240 |
Inner Conductor | Material | CCA |
Diameter(mm) | 2.77 |
Dielectric | Material | Foam PE |
Diameter(mm) | 11.43 |
Shield | Material | Solid AL Tube |
Diameter(mm) | 12.7 |
Outer Jacket | Material | PE |
Diameter(mm) | 14.22 |
Electrical Characteristics
Impedance (Ω) | 75±3 |
Capacitance (pF/m) | 52±2 |
Velocity of Propagation(﹪) | 87.0 |
Return Loss |
5-1000MHz(db) | ≥22 |
Screening Effectiveness |
5-1000MHz | ≥22 |
Attenuation(@20℃)
Frequency (MHZ) | Max Attenuation (dB/100m) |
5 | 0.52 |
55 | 1.77 |
83 | 2.17 |
211 | 3.58 |
250 | 3.94 |
300 | 4.30 |
350 | 4.69 |
400 | 5.02 |
500 | 5.68 |
750 | 7.09 |
865 | 7.68 |
1000 | 8.27 |
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