As Glenn mentioned, it's Cuba. Sounds a great deal like intentional jamming, in fact.
The under lying station it's masking can in most cases and locations be picked out with Am Sync receivers like the Sat 800 Millennium, et al. Joe Date: Thu, 12 Jan 2012 05:24:06 -0600 From: Todd<todftscytj7...@aol.com> To: Mailing list for the International Radio Club of America <irca@hard-core-dx.com> Subject: Re: [IRCA] 1000 Hz het on 670 _______________________________________________ IRCA mailing list IRCA@hard-core-dx.com http://montreal.kotalampi.com/mailman/listinfo/irca Opinions expressed in messages on this mailing list are those of the original contributors and do not necessarily reflect the opinion of the IRCA, its editors, publishing staff, or officers For more information: http://www.ircaonline.org To Post a message: irca@hard-core-dx.com