WBZ morning signal skywave interference & 500kw speculation

[Sean Smyth]

On Wed, 11/12/08, Dan.Strassberg <dan.strassberg@att.net> wrote:
> The technology of the
> day did
> not allow perfect frequency synchronization at reasonable
> cost, so as
> you drove from Boston toward Springfield, you could hear
> the signal
> slowly fade up and down. 

Is perfect synchronization reality, or still a dream? When in New Hampshire, I notice some infighting between 92.1 Peterborough and 92.1 Sanford ME on my drives along NH 125, starting not far east of Salem.