Here's a 22k sample of the :28/:58 hourly CNN Headline News ID. It is 8.3 seconds in length and an extremely clean sample, coming direct from TV, thru MacRecorder's line input and into SoundEdit.
This upload is provided in the FSSD format because StuffIt is able to compress this format a bit better than the SND suitcase format.
This file has been checked for viruses with Disinfectant 2.9