HR Smith Group of Companies

Since its formation in 1966, the HR Smith Group of Companies has opened up a whole new horizon of advanced technology through its expertise in radio frequency technology, specialist materials and electronic engineering. The Group comprises the following individual companies.

hr smith group of companies

HR Smith (Technical Developments) Limited

hr smith logo

HR Smith (Technical Developments) designs and manufactures a complete range of airborne antennas for fixed and rotary wing platforms, suitable for both civil and military applications.

The company manufactures all the necessary antenna accessories to complete the antenna installation including its range of patented conductive sealing gaskets. HR Smith also manufactures electrostatic dischargers for complete noise quietening on all types of aircraft platforms.

hr smith rotherwas


Techtest Limited

hr smith techtest

Techest manufacture a full range of internationally certified Emergency Locator Transmitters (ELTs), Personal Locator Beacons (PLB) and Automatically Deployable Emergency Locator Transmitters (ADELT). Used extensively with the world wide COSPAS-SARSAT rescue system. Latest versions have in built Global Positioning System (GPS) for enhanced rescue.

The company also offers a full range of Search and Rescue Homing and Decoding systems to locate personnel in distress for both civil and military SAR applications. In addition Techtest manufactures a range of test equipment specifically for testing aircraft antennas and Search and Rescue products.

hr smith rotherwas


Specmat Limited

hr smith specmat

Specmat's unique combination of advanced design and manufacturing processes plus R.F. design capabilities places it at the forefront of advanced thermoplastic composite technology.

The new generation of advanced engineering thermoplastic has enabled Specmat to create advanced reinforced structures which have unique rain erosion and impact resistance combined with high temperature operational capability.


Specmat Technologies Inc.

hr smith specmat

To compliment the UK-based Group of Companies, Specmat Technologies Inc. was formed in the US, with its headquarters in Rockford, Tennessee.

The company coordinates all business of the HR Smith Group within the USA and Canada. In addition, final assembly of static dischargers is now performed by Specmat Technologies Inc.

hr smith specmat