Bob Dobbs wrote:
dave wrote:

Didn't you describe a sort of whumping thumping sound
when KFI had their IBOC on, what causes that?
BTW: Never heard anything like that here however.

You need bass capability. There is a wubba wubba wubba.

My HD box does have fair bass.
Maybe some multipath weirdness to your direction,
but I'm too far away in the other direction to experience it down here.


I hear it on every AM HD station when I listen to one sideband at a
time. Try KFBK 1530 tonight.