Holding of Warrants

SOFTWARE RADIO TECHNOLOGY PLC                         

                              HOLDING OF WARRANTS                              

Software Radio Technology plc (the "Company") was notified on 12 January 2007
that, following the release of the detail regarding the nominal share capital
on 4 January 2007, the Strathclyde Pension Fund holds a 10.78 per cent.
interest in the warrants of the Company.

The warrants are registered as Nortrust Nominees, Account GCC02, held to order
for Strathclyde Pension Fund as managed by Gartmore Investment Management.

Enquiries:

Software Radio Technology plc                                      01761 409500
                                                                               
Matthew Rogers                                   [e-mail]
                                                                               
Hanson Westhouse LLP                                              0113 246 2611
                                                                               
Tim Feather                                     [e-mail]