Sigma Electronic and RF Engineering Services

In-house development, testing and manufacture are all available along with our electronic services. We have our own Surface Mounting Technology Assembly Plant and we prototype products and projects in-house.


Sigma Communication Systems offers in-house manufacture and engineering services for security, military, aviation and other electronic applications.

RF Engineering & Consulting

Our qualification and ability offer experience extending from National defense force systems to mining and tunnels and environmental monitoring.

Mining & Tunnel Communication

We are world leaders in Leaky Feeder Technology. We are constantly designing and engineering new technology and products for Leaky Feeder integration.