PROCEDURE: IUG_CRIB_HF_TOHOKUU A crib sheet to demonstrate how to deal with data from Low Frequency Radio Transmitter Observation (LFRTO) using udas. You can run this crib sheet by copying&pasting each command below into the IDL command line. Or alternatively compile and run using the command: .run iug_crib_lfrto Written by: M. Yagi, Jan 20, 2013 Last Update: M. Yagi, Jan 22, 2014