09/28/2009 To celebrate the 64th General Assembly of the United Nations, 4U1UN -- the Amateur Radio station at the UN -- began operating as 4U64UN on September 22. According to The Daily DX, 4U64UN will be on the air for 64 days on all bands and modes. QSL via Logbook of The World (LoTW) or direct to Herbert Aeby, HB9BOU. Logs will be uploaded to LoTW once the event is over. QSL cards will be mailed out starting in December 2009.