The Soviets were not the only ones using OTHR that utilized HF (some in ham
bands). GE did testing that encroached on the ham bands (at times). I am
saying that as I saw documentation that indicated this. I have not
personally heard any interference that I could positively say was OTHR in
the last 15 years.
de wd4air
>From: "Carter, K8VT" <k8vt@ameritech.net>
>Reply-To: Discussion of Ten-Tec Equipment <tentec@contesting.com>
>To: Discussion of Ten-Tec Equipment <tentec@contesting.com>
>Subject: Re: [TenTec] Radio Science + QSK = Radar
>Date: Tue, 03 Jan 2006 14:05:38 -0500
>
>GARY HUBER wrote:
>
> >When the Soviets were running OTHR in the amateur bands, (which used the
>HF echo to "see" targets) I used QSK CW dits to synchronize with their OTHR
>pulse timing and jam their "B" scopes. As a former Radar Electronics
>Counter-Measures and Electronics Counter-Counter-Measures operator, I knew
>it was simply a matter of transmitting a signal of about the same
>frequency, duration, and slightly stronger than their "return" to confuse
>their operators.
> >
> >
>
>I guess we should all be thankful that they didn't confuse your Omni D
>for a swarm of U.S. ICBMs coming over the horizon... ;-)
>
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