World Amateur Radio Day: April 18

April 18th is “World Amateur Radio Day”.

This is the anniversary of the establishment of the International Amateur Radio Union (IARU) on this day in 1925.

This is an alliance of amateur radio agencies around the world.

Regular meetings are held.

・References
– https://tama.wtf/jp/society/today/world-amateur-radio-day
– International Amateur Radio Union: World Amateur Radio Day