In article ,
Brian Sturges wrote:
9.795 to 9.800 LSB or USB at 23:30 UTC
Recipracating whooshing space sounds- to weird to describe. What the heck is
this one?
Southwest Missouri, R-75 with 80ft random wire and balun.

That particular station is Radio Canada International's DRM trasmission.
It should go from 9.795 to 9.805.

Other more narrow signals that sound like it are frequency division
multiplex telegraph signals. They usually sound a bit more ragged.

In both cases, they're a forest of closely spaced (100 Hz or so) FM
or Phase modulated subcarriers.

Mark Zenier Washington State resident