4 ms·If we're going to regulation route, we could also require those emergency broadcasts to move to FM.by Denvercoder9 4y agoIf we're going to regulation route, we could also require those emergency broadcasts to move to FM.zamnos 4y agoThe cost of issuing new regulations by the government is far lower than the cost to retrofit FM hardware to all stations.the_fury 4y agoFM frequencies do not propogate in nearly the same way as MW do.