SRFS Teleinfra

Ultra-Low Loss & Phase Stable SRFS 500

Ultra-Low Loss & Phase Stable SRFS 500

Ultra-Low Loss & Phase Stable SRFS 500 is a precision RF cable designed for demanding applications requiring minimal signal attenuation and consistent phase performance. Its advanced construction helps maintain excellent signal integrity, stable electrical characteristics, and reliable transmission across high-frequency systems. The SRFS 500 is suitable for RF test and measurement equipment, telecommunications, aerospace, defense, wireless communication, laboratory systems, and electronic applications. Its flexible design supports convenient routing and installation while maintaining dependable performance. Combining ultra-low loss, phase stability, and mechanical flexibility, SRFS 500 provides a reliable solution for precision RF connectivity and demanding measurement environments.

Construction

Construction Size (mm) Materials
Inner Conductor 1.45 Solid Silver-plated copper
Dielectric 3.99 Low density PTFE
Inner Shield 4.19 Silver-plated copper tape
Outer Shield 4.60 Silver-plated copper wire braid
Jacket 5.20 PFA

Electrical & Mechanical Specification

Frequency range DC-26.5 GHz
Cut-off Frequency 29 GHz
Impedance 50 Ω
Velocity of Propagation 83%
Shielding Effectiveness 90 dB min.
Voltage Withstand 1500 V DC
PIM -155 dBc
Phase Stability 750 PPM @ -55°C~+85°C max
Bend Radius (installation) 52.0 mm
Bend Radius (repeated) 26.0 mm
Weight 67 g/m
Temperature (Storage) -55 ~ 165 °C