SRFS Teleinfra

SMA Male to SMA Male Cable Assembly 1m

FU 450 Ultra-Flexible Phase Stable Low Loss RF Cable

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.

Cable Construction

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

Electrical

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.

Mechanical & Environmental

Min. Bending Radius Static 20mm
Min. Bending Radius Repeated 45mm
Weight 37g/m
Operation Temp (PUR Jacket) -50~85 °C

Bulk Cable Attenuation

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]