Welcome to the home page of Ham Radio Station OP4K    



Primary call ON4JZ
Other callsigns used OO4JZ - OQ4JZ - OR4JZ - OS4JZ - OT4JZ and OT5A (contest team Lier M/M) 

Ex callsigns ON1BZJ - ON4AJZ



                                  

                        
 


 

Upcoming contests in 2024
 

January 2024 February 2024 March 2024
 
April 2024 May 2024 June 2024
 
July 2024 August 2024 September 2024
 
October 2023 November 2023 December 2023

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Source www.uba.be
 



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Ziegelshiffer Joe OP4K 2024 - Last update February 01, 2024