[Scan-DC] Mwaa talkgroups

[KENNETH FOWLER]

The prefix color id may have to do with the vehicle being on a taxiway or runway. 

>     On April 21, 2020 at 7:38 AM Fxpd614 at comcast.net mailto:Fxpd614 at comcast.net wrote:
> 
> 
>     I've never really listened to airport maintenance operations before. I have a question. I am listening to radios Id as "yellow". I've determined that these are operations/maintenance units. Are there other colors? Didn't fire units identify in the past as "red"?
> 
> 
>     Kenneth
>     N4VKF http://www.qsl.net/donate.html
> 
>