> 620 WSUN was the first station that used a directional array to protect
> 620 WTMJ in Milwaukee.
WFLA 620 St Petersburg was the first broadcast D.A. in the U.S.,
later WSUN. (for over 50 years)
The first broadcast D.A. was in England.
(per Joe Mitchell WFLA's long time C.E.)
--
Ron