Retired products

TKH Security Solutions

TETRA 4000

4-channel digital video


Four-channel digital video multiplexers and demultiplexers Offering four video channels and extremely long distance transmission, the Tetra 4000 is a compact and versatile multiplexing solution that can be deployed in almost any CCTV application. The multiplexer simultaneously transmits four camera signals over one single-mode or multimode optical fiber. Uncompressed 10-bit digitising, oversampling and digital filtering ensure a very high video channel transmission performance. With its wide operating temperature range the Tetra 4000 series can be used for a variety of purposes, including traffic monitoring, city surveillance and airport security.


  • Four-channel digital video multiplexer
  • Uncompressed 10-bit digital video
  • No signal degradation over long distances
  • Adjustment-free operation
  • Compact stand-alone and rack-mount versions