My name is Harry Koster and I am born in 1961
I am married to Marjolein and I have 1 son, 1 daughter and 4 grandchildren
I am licensed since 1993 and my favorite mode is CW
My previous call signs were PE1OZD and PA3GOU before I chose PB5DX
I am president of Radioclub Kennemerland and active member of the PA6Y contest group
