so ive been on HF for maybe 3 months now and i keep hearing guys just say their callsign normally, like not phonetically, and then other times people spell everything out with NATO phonetics. im never sure when youre supposed to use them and when its just overkill. like if im on 40m just having a ragchew with someone and they already know my call, do i still have to say Kilo Foxtrot whatever every single time i sign? feels kind of robotic honestly. and then theres the guys who use weird non-standard phonetics, heard someone say "Texas" for T and "New York" for N the other day which threw me off completely. is there an actual rule or is it just whatever feels right in the moment

no hard rule on it, at least not in normal everyday operation. the NATO phonetics exist because they were designed to be unambiguous across different languages and accents — each word sounds distinct enough that even in a pile of noise you can usually pick it out. but once you're mid-QSO and the other station has your call confirmed, yeah most people just say it normally. where it really matters is when youre making initial contact, especially if band conditions are rough or youre working DX. you definitely want phonetics then.

the non-standard stuff drives me a little crazy too tbh. some of the old timers have their own pet phonetics theyve been using since the 60s and they wont let them go. "Texas" for T is an old one. it works fine domestically but the whole point of NATO standardization is so a station in Japan or Brazil knows exactly what youre saying. anyway dont stress it too much, just use the standard ones when it counts and youll be fine.

yeah on contest weekends its phonetics every single exchange no exceptions, conditions can go south fast and you dont want someone logging the wrong call. but a casual ragchew on a clear frequency with good signal? nah i usually just say my call normal after the first few exchanges. nobody's gonna ding you for it