David wrote:

That's the FCC's fault. There are too many stations and the
bandwidths (both transmit and receive) have to be narrow or the
splatter would drive the few remaining nut jobs that still listen to
AM away.

Hardly the FCC's fault. 1) we have wider channels in our ITU region
than anywhere else in the world, and 2) that receiver improved
dramatically the sound quality of existing AM stations.

--
Eric F. Richards

"Nature abhors a vacuum tube." -- Myron Glass,
often attributed to J. R. Pierce, Bell Labs, c. 1940