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RG400 Cable Double Shield
RG400 Cable Double Shield is a high-performance coaxial cable designed for reliable RF signal transmission in demanding communication and electronic applications. Featuring a double-shielded construction, it provides excellent protection against electromagnetic interference and signal leakage, ensuring superior signal integrity. The cable offers low loss, stable electrical performance, and high durability across a wide range of operating conditions. RG400 is widely used in aerospace, defense, telecommunications, GPS systems, test equipment, and military applications. Its flexible design and robust construction make it an ideal choice for critical RF systems requiring dependable performance and long-term reliability.
Construction
| Item | Material | Diameter (mm) |
|---|---|---|
| Inner Conductor | Silver Plated Copper Covered Steel | 0.97 |
| Dielectric | PTFE | 2.95 |
| First Shield | Silver plated Copper Braid | 3.59 |
| Second Shield | Silver plated Copper Braid | 4.22 |
| Jacket | FEP, Tan | 4.95 |
Electrical Specification
| Cutoff Frequency | 6 GHz |
| Impedance (Ω) | 50 |
| Capacitance (pF/m) | 29.4 pF/ft (96.46 pF/m) |
| Shielding Effectiveness | 81 dB |
| Signal Delay | 4.7 ns/m |
| Min. Bend Radius | 50 mm (Static) 75 mm (Dynamic) |
| Velocity of Propagation | 70% |
| Temperature Range | -65 to 165°C |
| Installation Temperature | -20 to 60°C |
| RoHS | Compliant |
Attenuation at 20°C (Db/100m)
| Frequency (MHz) | Maximum (dB/m) at 25°C |
|---|---|
| 0.1 | 0.15 |
| 0.4 | 0.32 |
| 0.9 | 0.50 |
| 1 | 0.52 |
| 1.8 | 0.72 |
| 2.4 | 0.83 |
| 3 | 0.94 |
| 5 | 1.22 |
| 6 | 1.34 |