Radio Amateurs members of the Radio Amateur Society of Thailand, RAST, will be active using special call sign HS100IARU from Bangkok, Thailand, 1 - 30 April 2025, commemorating 100th Anniversary of the International Amateur Radio Union, IARU.
They will operate on HF Bands and 2m Band.
QSL via LOTW, ClubLog OQRS.


HS100IARU Bangkok, Thailand