Trading Update

SOFTWARE RADIO TECHNOLOGY PLC

("SRT" or the "Company")

Trading Update

Notice of Results & Investor Webcast

SRT, the AIM-quoted provider of maritime domain awareness technologies, products and solutions, is pleased to provide an update in respect of the unaudited expected results for the six months ended 30 September 2014 (the "Period').

Summary

· Revenue of £5.4 million, a 70% increase over H1 in 2013/14

· Profit before tax of £0.5 million (H1 2013/14: loss of £434,000)

· £2.6 million cash balance at the Period end

During the Period, the Company saw significant revenue from project based business with core non-mandated and AtoN business sectors also contributing. Core technology and product development continued as planned, coupled with increased investment in sales and marketing.

Simon Tucker, SRT CEO said: "I am delighted to be reporting a comparable period revenue increase of 70% and a return to profit. With many more projects in progress, coupled with the existing mandates and the pending US mandate in particular, we are excited about the future and look forward to providing shareholders with further updates in due course."

Webcast

Simon Tucker will be hosting a live webcast at 7:30 a.m. on Wednesday 8 October 2014. The webcast is open to shareholders and prospective shareholders.

The webcast can be viewed live by any interested person by following the instructions below.

The format of the live webcast will be as follows:

1. Persons wanting to view the webcast live should go to www.softwarerad.com/media-centre/ and scroll down the page to the link "to view the SRT web cast please click here". This should be done immediately prior to the 7.30 a.m. start time and a simple registration process should be completed.

2. Upon completing the registration process, they will be able to watch the webcast live and may if they choose submit questions using the text box on the viewing page for Simon Tucker to answer during the event.

Questions may be submitted prior to the event by emailing them to investor@softwarerad.com. The identity of persons viewing the webcast and or submitting questions will be kept confidential and will not be broadcast.

Shortly after the event an unedited recording of the webcast will be available in the Investors section of the SRT website.

Interim Results

The results for the six months ended 30 September 2014 will be released on Monday 17 November 2014.

Details of all investor events will be provided in the Investors section of our website, www.softwarerad.com, from Monday 6 October 2014.

About SRT

Software Radio Technology plc develops advanced radio communication based marine domain awareness technologies, products and systems. These are customised and provided to a global customer base to meet worldwide market demand to identify and track vessels of all sizes in leisure, commercial and homeland security applications. For more information visit www.softwarerad.com