| Model: | QR540JCAM |
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| Brand: | - |
| Origin: | Made In China |
| Category: | Electronics & Electricity / Optical Fiber, Cable & Wire / Electric Wire & Cable |
| Label: | QR540M , QR540JCAM , TUBE |
| Price: |
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| Min. Order: | - |
| Last Online:12 Dec, 2024 |
| Physical Specifications | QR320JCA | QR320JCAM | QR412JCA | QR412JCAM | QR500JCA | QR500JCAM | QR540JCA | QR540JCAM | |
| Material | Diameter(mm) | Diameter(mm) | Diameter(mm) | Diameter(mm) | Diameter(mm) | Diameter(mm) | Diameter(mm) | Diameter(mm) | |
| Inner conductor | CCA | 1.8±0.01 | 1.8±0.01 | 2.26±0.01 | 2.26±0.01 | 2.77±0.01 | 2.77±0.01 | 3.15±0.01 | 3.15±0.01 |
| Dielectric | Foamed PE | 7.47±0.1 | 7.47±0.1 | 9.19±0.1 | 9.19±0.1 | 11.43±0.1 | 11.43±0.1 | 13.03±0.1 | 13.03±0.1 |
| Outer Conductor | Welding AL tube | 8.13 | 8.13 | 9.89 | 9.89 | 12.13 | 12.13 | 13.73 | 13.73 |
| Outer Conductor Thickness | 0.34 | 0.34 | 0.34 | 0.34 | 0.34 | 0.34 | 0.34 | 0.34 | |
| Jacket | PE | 10.03±0.1 | 10.03±0.1 | 12.07±0.1 | 12.07±0.1 | 14.22±0.1 | 14.22±0.1 | 15.49±0.1 | 15.49±0.1 |
| Messenger | galvanized steel | 2.77 | 2.77 | 2.77 | 2.77 | ||||
| Electrical Specifications | |||||||||
| Impedance(ohms) | 75±3 | 75±3 | 75±3 | 75±3 | 75±3 | 75±3 | 75±3 | 75±3 | |
| Capacitance(pF/m) | 50±3 | 50±3 | 50±3 | 50±3 | 50±3 | 50±3 | 50±3 | 50±3 | |
| Nominal Velocity of propogation(%) | 87 | 87 | 87 | 87 | 87 | 87 | 88 | 88 | |
| SRL(dB) | 30-470MHz | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 |
| 470-1000MHz | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | |
| Attenuation @ 68℉ ( 20℃) | Attenuation(dB/100M) | ||||||||
| Frequency(MHz) | |||||||||
| 5 | 0.79 | 0.79 | 0.65 | 0.65 | 0.52 | 0.52 | 0.46 | 0.46 | |
| 55 | 2.76 | 2.76 | 2.26 | 2.26 | 1.77 | 1.77 | 1.54 | 1.54 | |
| 150 | 3.87 | 3.87 | |||||||
| 211 | 3.58 | 3.58 | |||||||
| 250 | 6.1 | 6.1 | 5.05 | 5.05 | 3.38 | 3.38 | |||
| 300 | 5.57 | 5.57 | 4.3 | 4.3 | |||||
| 350 | 4.69 | 4.69 | |||||||
| 400 | 6.46 | 6.46 | 5.02 | 5.02 | |||||
| 450 | 8.27 | 8.27 | 6.91 | 6.91 | 5.35 | 5.35 | 4.59 | 4.59 | |
| 500 | 8.92 | 8.92 | 7.34 | 7.34 | |||||
| 550 | 9.35 | 9.35 | 5.97 | 5.97 | 5.12 | 5.12 | |||
| 750 | 10.96 | 10.96 | 9.12 | 9.12 | 7.09 | 7.09 | |||
| 865 | 11.87 | 11.87 | 9.87 | 9.87 | 7.68 | 7.68 | 6.56 | 6.56 | |
| 1000 | 12.76 | 12.76 | 10.73 | 10.73 | 8.27 | 8.27 | 7.12 | 7.12 | |
| Printing: | |||||||||
| TIANJIECABLE® COAXIAL CABLE QR540JCAM 75 Ohm (Quality Tracking No) **M | |||||||||
| Specifications: | QR320 JCA Center Conductor: CCA 1.8mm Dielectric: Foam PE 7.47mm Shield: Welded Al tube, thickness 0.34mm Jacket: PE 10.03mm QR320 JCAM109 Center Conductor: CCA 1.8mm Dielectric: Foam PE 7.47mm Shield: Welded Al tube, thickness 0.34mm Jacket: PE 10.03mm Messenger: 2.77mm galvanized steel QR412 JCA Center Conductor: CCA 2.26mm Dielectric: Foam PE 9.19mm Shield: Welded Al tube, thickness 0.34mm Jacket: PE 12.07mm QR412 JCAM109 Center Conductor: CCA 2.26mm Dielectric: Foam PE 9.19mm Shield: Welded Al tube, thickness 0.34mm Jacket: PE 12.07mm Messenger: 2.77mm galvanized steel QR500 JCA Center Conductor: CCA 2.77mm Dielectric: Foam PE 11.43mm Shield: Welded Al tube, thickness 0.34mm Jacket: PE 14.22mm QR500 JCAM Center Conductor: CCA 2.77mm Dielectric: Foam PE 11.43mm Shield: Welded Al tube, thickness 0.34mm Jacket: PE 14.22mm Messenger: 2.77mm galvanized steel QR540 JCA Center Conductor: CCA 3.15mm Dielectric: Foam PE 13.05mm Shield: Welded Al tube, thickness 0.34mm Jacket: PE 15.49mm QR540 JCAM Center Conductor: CCA 3.15mm Dielectric: Foam PE 13.05mm Shield: Welded Al tube, thickness 0.34mm Jacket: PE 15.49mm Messenger: 2.77mm galvanized steel |
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