Mxsmanic wrote:

The reason I ask is that improper and misunderstood radio
communication is a leading cause of accidents,

A leading cause of accidents? Where did you get this statistic?

but the results are pretty unpleasant if
one guesses wrong.

Guess? If a pilot or controller is not able to comprehend the other side's
transmission, there is no guess. "Say again?" is the phrase of choice and
it is used all over the frequencies.



--
Peter