Rosenberger Hochfrequenztechnik GmbH & Co. KG
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Cold-Weld RF Connectors

 

The next generation of field-installable high-performance coaxial connectors.

The rapid expansion of infrastructure for small cell and 5G applications makes a simple and fast RF coax cable installation indispensable. Rosenberger Cold-Weld RF Connectors are a highly reliable connection solution, which is field installable in an efficient way, also meeting the high demands for PIM and Return Loss.

Cold-Weld connectors are available for the following connector series:

  • 4.3-10
  • NEX10®

… and for the following cable types:

  • 1/4" superflexible
  • 3/8" superflexible
  • 1/2" superflexible
  • 1/2" flexible
 

Features

PIM

  • ≀ -117 dBm @ 2x20 W

Return Loss    

  • ≀ -35 dB    DC - 1.0 GHz
  • ≀ -32 dB    1.0 - 2.2 GHz
  • ≀ -28 dB    2.2 - 4.0 GHz
  • ≀ -25 dB    4.0 - 6.0 GHz

Typical Return Loss on cable

  • ≀ -34 dB    DC - 1.0 GHz
  • ≀ -30 dB    1.0 - 2.2 GHz
  • ≀ -25 dB    2.2 - 4.0 GHz
  • ≀ -21 dB    4.0 - 6.0 GHz
 

Measurements

Click to enlarge graphs

Dynamic PIM

1/2" flexible cable assembly with two 4.3-10 cold-weld connectors

Return Loss

4.3-10 cold-weld connector for 1/2" flexible cable

Return Loss

1/2" flexible cable assembly with two 4.3-10 cold-weld connectors

 

Benefits

  • Reliable, very easily and efficiently field-installable
  • Same performance as factory installed connectors
  • Installation options of cold-weld connectors
    • Cold-Weld installation on both cable ends
    • Pigtal-Configuration with factory installed connector on one cable end
       
 

Applications

  • Developed for the high demands of
    • 5G networks
    • Small Cell and in-building DAS systems
  • Locations with unknown/unpredictable cable lengths
  • Cable routes through tight spaces
  • Repairs
 

Product Portfolio

Cold-Weld Connectors, Accessories and Tools

Find all Rosenberger cold-weld connector types including order numbers as well as the suitable tools and accessories in our product portfolio sheet.

Download Cold-Weld Product Overview

 

Tutorials

The following installation videos show a step-by-step guide of the cold-weld connector installation for ring and spiral corrugated cables plus the following PIM and Return Loss measurements of the cable assemblies with the Rosenberger PIM Site Analyzer alpha.

Field Installation for Flexible 1/2" R-Cables

Field Installation for Superflexible 1/2" S-Cables

Quick Install with 3 Easy Steps