2006 April 13rd

 

This DDS VFO is designed by Giuliano I0CG it uses the AD 9951 IC and a PIC16Fxxx  as controller

 

VFO is very clean and frequency rock , I use a P.A. chain by QST and the power output is about 80 - 100  mW

 

DDS VFO assembled

 

                                                                                        

     

                                                      I'm sorry for the bad quality of some picture  (click to enlarge)

 

                                           

         Control panel                   Controller module                   DDS module                                                   Frequency display

  

Here is a short description of DDS functions by the I0CG manual   (click to download the word file)

 

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