The 182nd IL ANG in Peoria IL has C-130s, that’s about 20 miles or 15 as the crow flies, from my house, so C-130s fly over several times each week. If I hear a C-130 in the distance I start looking for it by announcing “Herky Bird!†Friends, (none of them former military) know that I’m half deaf in one ear and three fourths in the other and are amazed that I can tell it is a C-130 before it is in sight. My wife is amazed that after all these years I still know “that soundâ€.