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| QR540 Trunk Coaxial Cable |
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| Model No.︰ | QR540, QR540JCA |
| Brand Name︰ | JIEER |
| Country of Origin︰ | China |
| Unit Price︰ | - |
| Minimum Order︰ | - |
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Model list: QR540JCA QR540JCAM109 QR540JCASS(Jelly filled)
| 1) Construction |
| Center Conductor: |
3.15+0.01mm Solid Copper/Copper Clad Aluminum |
| Dielectric: |
13.03+0.05mmFoam PE |
| Outer Conductor: |
13.72mm Aluminum Tube |
| Outer Conductor Thickness: |
0.343mm |
| Jacket: |
15.49+0.05mm PVC / PE |
| Jacket Wall Thickness: |
0.89mm |
| Messenger: |
2.77mm Steel |
| Jelly/APD |
Per Customer’ Special Requirement |
| 2) Characteristics |
| Impedance: |
75+3 Ohm |
| Capacitance: |
50+3nF/km, 15.3+1pF/ft |
| Velocity of Propagation: |
87% |
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| 3) Attenuation |
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| Attenuation |
[@68o F. (20o C.)] |
| Frequency (MHz) |
Maximum (dB/100 ft.) |
Maximum (dB/100 m) |
| 5 |
0.13 |
0.43 |
| 50 |
0.43 |
1.41 |
| 108 |
0.63 |
2.07 |
| 150 |
0.74 |
2.43 |
| 193 |
0.87 |
2.85 |
| 250 |
0.99 |
3.25 |
| 300 |
1.08 |
3.54 |
| 350 |
1.17 |
3.84 |
| 400 |
1.26 |
4.13 |
| 450 |
1.35 |
4.44 |
| 500 |
1.41 |
4.63 |
| 550 |
1.51 |
4.95 |
| 600 |
1.59 |
5.23 |
| 750 |
1.80 |
5.02 |
| 1000 |
2.10 |
6.91 |
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