The Ultra-Flexible Phase Stable Low Loss Cable FU 450 is a high-performance RF cable designed for demanding test, measurement, and microwave applications. Its ultra-flexible construction enables easy routing and handling in compact or complex setups while maintaining reliable electrical performance. The phase-stable design helps deliver consistent signal characteristics during repeated bending and movement, while its low-loss construction supports efficient high-frequency signal transmission. FU 450 is suitable for network analyzers, RF test equipment, antenna systems, wireless communication, laboratory instrumentation, and precision microwave applications where flexibility, signal integrity, and dependable performance are essential.
| No. | Construction | Size (mm) | Materials |
|---|---|---|---|
| 1 | Center Conductor | 0.91 | Stranded silver plated copper |
| 2 | Dielectric | 2.75 | LD PTFE wrapping |
| 3 | Outer Conductor | 2.90 | Silver plated copper strip wrapping |
| 4 | Interlayer | 3.20 | PTFE |
| 5 | Outer Shield | 3.55 | Silver plated copper wire braiding |
| 6 | Jacket | 4.50 | PUR |
| Frequency | DC-40 GHz |
| Impedance | 50 Ω |
| Velocity of Propagation | 75% |
| Shielding Effectiveness | >90 dB |
| Withstanding Voltage | 900 V |
| *Mechanical Phase Stability | <±5° |
| Amplitude Stability vs Shaking | <±0.15 dB |
| * Wrapped 360° around a 45mm radius mandrel. | |
| Min. Bending Radius Static | 20mm |
| Min. Bending Radius Repeated | 45mm |
| Weight | 37g/m |
| Operation Temp (PUR Jacket) | -50~85 °C |
| Frequency MHz | 300 | 1000 | 2000 | 3000 | 6000 | 8000 | 10000 | 14000 | 18000 | 26500 | 30000 | 40000 |
| dB/100 Meter | 22.3 | 41.3 | 59.1 | 73.1 | 105.6 | 123.2 | 139.1 | 167.3 | 192.4 | 239.3 | 256.9 | 303.3 |
| Avg. Power kW | 0.780 | 0.421 | 0.294 | 0.238 | 0.165 | 0.141 | 0.125 | 0.104 | 0.090 | 0.073 | 0.068 | 0.057 |
| Attenuation at any frequency = [1.265700×SQRT(FMHz)] + [0.0012544×FMHz] | ||||||||||||