Doug Smith W9WI wrote:
From FCC Public Notice DA-03-831:
(http://www.fcc.gov/fcc-bin/audio/DA-03-831A1.pdf)

"Until further notice, AM stations must restrict IBOC operation to
daytime hours. An AM station with authority to operate between 6 a.m.
and local sunrise (pre-sunrise hours) and between local sunset and 6
p.m. (post-sunset hours) may operate its hybrid IBOC system during those
periods. "

And from FCC Private Notice DontTellNoOneYHear:

"To bring about further notice, deposit $10,000,000 in account number
604472849 at Banc Suissishe in Geneva. Alternately, to obtain an exclusive
one-year advance on competitors, deposit $100,000,000 plus an amount equal
to your eight-digit secret ID so that we can identify our benefactor."

--
If John McCain gets the 2008 Republican Presidential nomination,
my vote for President will be a write-in for Jiang Zemin.