so ive been licensed for about 4 months now and still not totally sure on the phonetics thing. like i know the NATO alphabet, alpha bravo charlie etc, but when exactly are you supposed to use it. some guys on the local repeater just say their call sign normally and nobody seems to care, but then ive heard other people spell out every single letter every single time no matter what. is there an actual rule or is it just kind of a judgment call. also someone told me you're supposed to say your call using phonetics every time you key up but that seems like overkill especially on a busy net where everyone already knows who you is

pretty much a judgment call in most cases. the FCC just says you have to ID every 10 minutes and at the end of a transmission, doesnt say anything about phonetics specifically. the NATO stuff is more of a best practice especially when conditions are rough or theres any chance of confusion. on a local repeater where everyone knows your call you could probably just say it straight and nobody cats. but if youre working HF, especially DX or in a contest, you really do want phonetics because the other station might only catch one or two letters and needs the context to fill in the rest. i worked a guy last winter in the middle of a pileup and his call had two letters that sound almost identical, took us three tries before i got it right even with phonetics. so yeah just use your judgment based on the situation

also worth knowing you dont have to strictly stick to the official NATO words if something isnt working. like if the other station keeps getting your V wrong you can say Victor or you can even say something like Violin if it cuts through better, ive heard old timers do that. the point is clarity not following a script. that said learning the standard set is worth it because when you say Whiskey the other guy immediately knows you mean W, theres no thinking involved, its automatic on both ends which is kind of the whole point of having a standard in the first place