For public, inside look at emergency backup

County’s Amateur Radio Field Day exercises, equipment on view this weekend By Kathleen Brady Shea, Managing Editor, The Times Members of the Chester County Amateur Radio Emergency Service/Radio Amateur Civil Emergency Service (ARES/RACES) will participate in the 80th Annual Radio Field Service Day, a 24-hour exercise that begins Saturday at 2 p.m. and is open to the public. Waves of amateur...