I loved listening to them through the years and NEVER KNEW what they were. The quirky and creepy “song” that they would play (like station identification) and the sequence of numbers or alphabet.
25 posted on 02/06/2013 8:11:42 PM PST by RushIsMyTeddyBear
(Great vid by ShorelineMike! http://www.youtube.com/watch?v=KOZjJk6nbD4&feature=plcp)