> > >
> > Don't they still have some experimental AM boosters?
> There
> > used to be one in Las Vegas and another in Eugene, OR. I
> > don't know if they're still on the air or not. I'm sure
> > there were/are more.
> >
>
> Synchrounous boosters are on the same channel, and the
> frequency is GPS coordinated.
>
> KLSQ used to have one, but no more. KOB in Albuquerque has
> one in Santa Fe in the night null. Several stations in
> Puerto Rico use them, also. There are complications,
> especially where the signals overlap, but the technology is
> solid and not experimental. They have been used in Europe
> for 5 decades, in fact.
>
> The only restriction is that they may not cause any more on
> channel interference than the fundamental to protected
> stations, and must not introduce new adjacent channel
> issues.
>
> I think KSTN is pretty well hemmed in. There is a 1430 in
> Fresno and another in San Jose (Santa Clara COL), and a
> bunch of other stuff like 1410 in Marysville, etc. I do not
> think they could do much to increase the coverage at all.
>
Don't forget 1430 KJAY in Sacramento, talk about a pea shooter!