Holding(s) in Company

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESi                                         
                                                                                        

 

1. Identity of the issuer or the underlying issuer                    Software Radio    
of existing shares to which voting rights are                         Technology PLC    
attached:ii                                                                             
                                                                                        
2 Reason for the notification (please tick the appropriate box or boxes):               
                                                                                        
An acquisition or disposal of voting rights                                             
                                                                                        
An acquisition or disposal of qualifying financial instruments which may                
result in the acquisition of shares already issued to which voting rights are           
attached                                                                                
                                                                                        
An acquisition or disposal of instruments with similar economic effect to          X    
qualifying financial instruments                                                        
                                                                                        
An event changing the breakdown of voting rights                                        
                                                                                        
Other (please specify):                                                                 
                                                                                        
3. Full name of person(s) subject to the                            BlackRock Smaller   
notification obligation:iii                                        Companies Trust PLC  
                                                                                        
4. Full name of shareholder(s)                                                          
 (if different from 3.):iv                                                              
                                                                                        
5. Date of the transaction and date on                                                  
which the threshold is crossed or                                    14th March 2012    
reached:v                                                                               
                                                                                        
6. Date on which issuer notified:                                    16th March 2012    
                                                                                        
7. Threshold(s) that is/are crossed or                           Holding has gone above 
reached: vi, vii                                                           4%           
                                                                                        


 

8. Notified details:                                                                    
                                                                                        
A: Voting rights attached to shares viii, ix                                            
                                                                                        
Class/type of  Situation previous Resulting situation after the triggering transaction  
shares         to the triggering                                                        
               transaction                                                              
                                                                                        
if possible    Number Number      Number    Number of voting       % of  voting rights x
using          of     of          of shares rights                                      
the ISIN CODE  Shares Voting                                                            
                      Rights      Direct    Direct xi Indirect xii Direct    Indirect   
                                                                                        
GB00B0M8KM36   N/A    N/A         N/A       4,263,775 4,263,775    4.02%     N/A        
                                                                                        

 

B: Qualifying Financial Instruments                                                     
                                                                                        
Resulting situation after the triggering transaction                                    
                                                                                        
Type of financial  Expiration Exercise/              Number of voting       % of voting 
instrument         date xiii  Conversion Period xiv  rights that may be     rights      
                                                     acquired if the                    
                                                     instrument is                      
                                                     exercised/ converted.              
                                                                                        
                                                                                        
                                                                                        

 

C: Financial Instruments with similar economic effect to Qualifying Financial           
Instruments xv, xvi                                                                     
                                                                                        
Resulting situation after the triggering transaction                                    
                                                                                        
Type of    Exercise Expiration   Exercise/     Number of voting rights   % of voting    
financial  price    date xvii    Conversion    instrument refers to      rights xix, xx 
instrument                       period xviii                                           
                                                                                        
                                                                                        
                                                                         Nominal   Delta
                                                                                        
                                                                                        
                                                                                        

 

Total (A+B+C)                                                                           
                                                                                        
Number of voting rights                  Percentage of voting rights                    
                                                                                        
4,263,775                                4.02%                                          
                                                                                        


 

9. Chain of controlled undertakings through which the voting rights and/or the          
financial instruments are effectively held, if applicable: xxi                          
                                                                                        
                                                                                        
                                                                                        
                                                                                        
                                                                                        
                                                                                        
                                                                                        

 

Proxy Voting:                                                                           
                                                                                        
10. Name of the proxy holder:                                                           
                                                                                        
11. Number of voting rights proxy holder will cease                                     
to hold:                                                                                
                                                                                        
12. Date on which proxy holder will cease to hold                                       
voting rights:                                                                          
                                                                                        

 

                                         BlackRock Threshold Reporting Team             
13. Additional information:                                                             
                                                                                        
14. Contact name:                        Andrew Manchester                              
                                                                                        
15. Contact telephone number:            020 7743 5773                                  
                                                                                        

 

 

 

 

Enquiries:                                                
                                                          
Software Radio Technology plc           [phone]
                                                          
Simon Tucker                  [e-mail]
                                                          
Chief Executive Officer                                   
                                                          
                                                          
                                                          
Westhouse Securities Limited           [phone]
                                                          
Tim Feather                                               
                                                          
Richard Baty                                              
                                                          
                                                          
                                                          

About SRT:

 

Software Radio Technology plc develops advanced radio communications
technologies which are used to create enabling modules and OEM products. SRT
Marine Technology Limited focuses on VHF and AIS technologies for use in
navigation and homeland security identification and tracking applications. SRT
Marine Technology provides its solutions in a variety of module and OEM product
formats.