Acquisition

Radstone Technology PLC
03 March 2006


For Immediate Release                                             03 March 2006

                            Radstone Technology plc

                                  Acquisition


Radstone Technology PLC, the world's leading independent supplier of
high-performance, embedded computer products for defence and aerospace
applications announced today that it has completed the acquisition, through its
test and measurement subsidiary DaqScribe Technology, of the assets of Sonoran
Microsystems, Inc. of Tucson, Arizona for a consideration of $630K. Sonoran's
President, Robert Kropp, has joined DaqScribe Technology.


"Following on from the successful acquisition last year of Savvy Corp, the
addition of Sonoran will further enhance Daqscribe's product portfolio"
commented Chief Executive, Jeff Perrin.


Sonoran designs and develops advanced and specialty custom signal conditioning
products used in mechanical test and measurement applications primarily for
Aerospace & Defence customers. The combination of Sonoran's front end high
performance signal conditioning modules with DaqScribe's existing line of high
speed data acquisition hardware and software will enable DaqScribe to offer turn
key solutions for requirements in transient, dynamic and static test
applications.


DaqScribe Technology, Inc. provides a full spectrum of Data Acquisition products
for the Mechanical Test and Measurement applications for the military, aerospace
and automotive markets. It offers a total system solution including signal
conditioners, data acquisition components; software, system integration, test
planning and test management.

More information is available at www.daqscribe.com and
www.sonoranmicrosystems.com .


For further information contact:

Radstone Technology PLC
Jeff Perrin, Chief Executive
Kevin Boyd, Group Finance Director
E-mail: [e-mail]; [e-mail]


Buchanan Communications
Tim Thompson / Nicola Cronk Ph: 0207 466 5000
E-mail: [e-mail]




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