- First licensed in Southern California in 1968 as WN6GSN
 

- Upgraded to WA6GSN several months later
 

- I lived in the San Francisco Bay Area from 1973-77, becoming active in local contest and DX clubs.
 

- Relocated to Munich in 1977, receiving my present call DJQN
 

- In the meantime, I have also held the calls N6FAR and W7CF

 

- I also hold the calls K7DX, DM6T, DMQN, DN1QN and MMUC

 

- I held the position of DARC Secretary International Affairs (Auslandsreferent) from March until October 2009

 

- I was a member of the DARC Executive Board (Vorstand) from October 2009 until November 2011
 

- Among my interests over the past years:

- Publications: