Recorder Catch on 6925 USB
0655 Came on with an ID "You are listening to Turtle Head Radio, the Voice of the Mentally Handicapped", followed by an unid audio clip.
0656 unid tune
0659 IDs as "You are listening to Turtle Head Radio with Colonel Turtle Head"
There may have been some music for a short time after this, but it was hard to tell.
S4 here, and thanks Colonel TH!