Phonetically Speaking

While on camp many of us had the opportunity to practice using UHF (ultra high frequency) radios:
We learnt the protocols surrounding their use and buddied up to practice:

Mr Watson, Mr Watson, Mr Watson
This is Mrs O'Leary
Have you seen my lunch?
Over

Mrs O'Leary, Mrs O'Leary, Mrs O'Leary
This is Mr Watson
I think I saw it on the picnic table near the shelter.
Over

Mr Watson, Mr Watson, Mr Watson
This is Mrs O'Leary
Thanks - I'l  see if It's still there
Over AND Out!

We also learnt that every letter has a word attached to it, to make it clear to use on the radio: