[BC] need a NON-technical explanation

[Ronald J. Dot'o Sr.]

I was an Electronic Countermeasures tech in the early 60's in the Air Force. 
The control boxes for our jamming transmitters were labeled in KMc for the 
L, S and X bands.

Ron D

>I recently found a signal generator whose dial is calibrated in
> kilo-megacycles).
>
> Harold
>