minus-squarePierre Delecto@lemmygrad.mltoAmateur Radio@lemmy.radio•How ham radio endures - and remains a disaster lifeline - in the iPhone eralinkfedilinkEnglisharrow-up0·9 天前It’s a common prosign in CW at the end of a qso linkfedilink
It’s a common prosign in CW at the end of a qso