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Wireless Direction Finding

Plug & Fly Offering the next level in Search and Rescue flexibility, the Techtest Plug & Fly Wireless DF system was specifically designed for multirole airframes. The system has no permanent fixtures, allowing aircraft to rapidly be configured to meet the needs of Search and Rescue (SAR). Furthermore, this system is transferable between aircraft, so...

500-32 Series: Our latest innovation

Lithium has long been a leading choice for batteries, thanks to its exceptional power and longevity. These properties make it ideal for use in ELT’s and other avionic devices onboard aircraft, both commercial and military. It is, however, unfortunate that Lithium is highly flammable, a huge safety concern when aircraft...

CPI Memory Module

Flight data recorders, or black boxes as they are colloquially known, have long been a requirement on both commercial and military aircraft, since 1967 in fact. They enable vital data recovery should an accident occur, and this can be used to establish a cause as well as being used to...

GADSS and why we need it

Over the past decade flight safety has attracted continued media attention, with the losses of both Air France flight 447 and MH370, which, despite a lengthy search has never been found. Many members of the general public wanted to know why we were unable to locate such a huge object;...

500-30 Series

You know that one of the worst scenarios your people could be in, is when a plane or helicopter is ditching. Not only is this a terrifying experience for those on board, but it requires that they remain composed under very challenging conditions. We all hope that the worst...

Welcome to HR Smith

The HR Smith Group of Companies is an independent avionics manufacturing company which has been serving the aircraft industry for over 50 years. The Group consists of four companies and has capabilities in Airborne Antennas, Static Dischargers, Radomes, Emergency Locator Transmitters, Direction Finding Systems and Avionics Test Sets.

All products utilise advanced technology and are manufactured to the highest standards by a dedicated team of professionals at our UK and US factories, offering solutions for both commercial and military applications.


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