Software Radio Technology plc (“SRT”} announce it has signed an AIS supply agreement with Transas Navigator (“Transas”) of Russia with an initial frame order for Class A products worth US$1.25 million which is expected to be delivered over the next twelve months in minimum call-offs of US$250,000. The Russian maritime authorities have recently announced a national mandate which is expected to require most commercial vessels to fit a Class A or Class B AIS device over the next five years. SRT understands that the initial requirement under the mandate is for Class A devices and that it will affect an estimated 4,000 vessels over the next one to two years with a further 25,000 vessels expected to require a mixture of Class A and B devices within the five year timeframe.