2008-03-31 00:00:00 ascii data 4.75 MHz	2008-03-31 01:00:00 ascii data 4.75 MHz	2008-03-31 02:00:00 ascii data 4.75 MHz	2008-03-31 03:00:00 ascii data 4.75 MHz
2008-03-31 04:00:00 ascii data 4.75 MHz	2008-03-31 05:00:00 ascii data 4.75 MHz