I believe that if you look up the Japanese Morsecode (WABUN) that di-di-di-dah-di actually is the code for “understood” 73, Doc - K2PHD Sent from my iPad -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://mailman.qth.net/pipermail/cw/attachments/20220414/6eb5fb21/attachment.html>