Issue of Equity

SOFTWARE RADIO TECHNOLOGY PLC

("SRT" or the "Company")

Issue of Equity

The Directors of SRT announce that they have issued and allotted 63,000 new
ordinary shares of 0.1p each ("Ordinary Shares") in the Company following the
conversion of employee share options in the Company at 2.5p per share.

In addition, the Company has cancelled 93,333 Ordinary Shares that the Company
had previously issued pursuant to an employee share option plan.

Following the issue of the new shares and the cancellation, there are
106,159,774 ordinary shares of 0.1p of SRT in issue with each share carrying
the right to one vote.

Application will be made for the new shares to be admitted to trading on AIM
which is expected to occur on 17 April 2012.

Enquiries:

Software Radio Technology plc 01761 409500

Simon Tucker / Richard Hurd

Westhouse Securities Limited 020 7601 6100

Richard Baty / Petre Norton