It's (mainly) about this

A mentor

Alternatives to 9A

From Alpha to Omega, you may find radio operators (Original clue: "Leaving Nebraska and never looking back. Not really, anyway. sniff" I looked at it, had no idea what I was thinking, and realized it's in desperate need of something better. If you have a better idea than what I'm replacing this with, please make a suggestion!)

Commonly used with 1As

I can't reach you, but this might help

Something heard in a distant (for most of us) transmission?

A fixed yet mixed-up belief (Before editing was: A fixed yet confused belief)

What you get when an architect does a headstand

Should I use CQD?