With all the Interference on AM Radio, I Could Never Understand why the FCC would not let AM Daytimers on Clear Channel's sign on at 6 AM Local time. [Using a Min of 100 watts.] In The 1980's the FCC Let Some Clear Channel AM's Have Night Power. In the 70's When Nixon Was President and we had an" Energy Problem" going to DST in January, AM Daytimers on Clear Channels Signed on at 6am Local time with Lower Power.[ WPSL 1510 Monroeville Used 50 Watts, With a Good Signal in the Eastern Suburbs ] AM Radio is Struggling as it is What Harm is an Early Sign on.