SRFS Teleinfra

Flexible, Alternate to semi-rigid cable

Flexible, Alternate to semi-rigid cable

Flexible, Alternate to Semi-Rigid Cable is a high-performance RF cable solution designed to provide the electrical reliability of semi-rigid cables with improved flexibility and easier installation. Its flexible construction enables convenient routing through compact and complex equipment layouts while maintaining stable impedance and signal integrity. The cable is suitable for RF and microwave applications, test and measurement equipment, telecommunications, aerospace, defense, wireless communication, laboratory systems, and electronic assemblies. It provides dependable signal transmission and excellent mechanical flexibility, making it an effective alternative where conventional semi-rigid cables are difficult to route, install, or maintain.

Construction

No. Construction Size (mm) Materials
1 Inner Conductor 0.53 Solid Silver-plated copper
2 Dielectric 1.63 PTFE
3 Inner Shield 1.83 Silver-plated copper tape
4 Outer Shield 2.18 Silver-plated copper wire braid
5 Jacket 2.65 FEP

Electrical and Mechanical Specifications

Frequency Range DC-40 GHz
Cut-off Frequency 62 GHz
Impedance 50 Ω
Velocity of Propagation 70%
Shielding Effectiveness 90 dB min.
Voltage Withstand 500 V DC
Bend Radius (Installation) 13.0 mm
Bend Radius (Repeated) 26.0 mm
Weight 22 g/m
Temperature (Storage) -55 ~ 125 °C

Attenuation and Power Handeling

Frequency (GHz) 0.3 0.5 1 2.4 3 6 8 10 12.4 18 26.5 40
Attenuation (dB/100 Meter) 37.0 48.2 69.3 110.7 125.0 183.7 216.4 246.1 279.0 348.2 440.8 570.9
Avg. Power (kW) 187 171 119 74 66 45 38 33 30 24 19 14