SSF-141 semi-flexible coaxial cable Ø4 mm, drum 265 m

Cable design SSF-141 (Selteq Semiflex-141)

Structurally cable SSF-141 consists of:

• central conductor: copper, silver wire with a diameter of 0,93 mm
• dielectric made of one-piece fluoroplastic (PTFE) with a diameter of 3,0 mm
• outer conductor made of tinned copper braid with a diameter of 3,52 mm
• outer protective sheath made of fluoroplastic (FEP) with a diameter of 4,15 mm

Electrical characteristics of the SSF-141 cable

Wave resistance: 50±2 Ohm
Linear capacitance: 95 ± 2 pF/m at a frequency of 1 kHz
Nominal permissible voltage: 1000 V
Relative speed: 70,8±0,2%
Shortening factor: 1,412
Maximum frequency: 34 GHz
Phase stability: 1440 ± 4 ° L = 425 ± 0,1 mm at 2 GHz
Signal propagation delay: 4,7 ns/m
Insulation resistance: ≥ 5000 MΩ/km
Direct current resistance:
– Inner conductor: ≤ 27 Ohm/km
– External conductor: ≤ 16 Ohm/km
PIM (passive intermodulation): <-120 dBm at 700 MHz/910 MHz/1800 MHz/2100 MHz
Shielding efficiency: >100 dB at a frequency of 200...4500 MHz

Losses and allowable power for SSF-141 cable

* Typical values ​​for 20ºС and altitude above sea level
** The value of the permissible average power for an ambient temperature of 40ºC

CSR and reflection attenuation

5 … 3000 MHz – SWR ≤1,10, reflection attenuation ≥ 26 dB
3 … 6 GHz – SWR ≤1,22, reflection attenuation ≥ 20 dB

Mechanical characteristics of SSF-141 cable

Installation temperature range: -20...+60ºС
Operating temperature range: -55...+200ºC
Minimum bending radius: 8 mm
Re-bending radius: 40 mm up to 20 cycles
Linear weight: 45,5 g/m

Packaging and labeling

The cable is wound on a plastic reel with a nominal length of 280 m.
Coil size: Ø300×157 mm.
SSF-141 cable can be cut to shorter lengths upon request.

Compatibility and analogues

Selteq Semiflex SSF-141 coaxial cable is part of the G10 cable group and is similar in size to the following widely used types of HF coaxial cables: UT-141, 1673A, EZ 141, Flexiform 402 NM, RG-402, 670-141-SXE, 670 -141-FEP.