I would like to tell you that P5/4U1IAEA unfortunately is a Pirate Station.
I just had short telephone conversation with Jun JH4RHF. He has been working in IAEA (Vienna) many years. He has confirmed that it’s a pirate station.
Call sign 4U1IAEA never been released and officially authorized by UN.
73 de RW3AH / KL1A / HB9ERK