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Re: "spontaneous" LEILA activation



So, what we have here is our first, straight out of Star Trek,
adaptive satellite shielding system.  By notching this junk out of
the uplink, LEILA is protecting our communications ability.

As Captain Kirk would say, "Shields up"!

Greg  KO6TH



>From: Estes Wayne-W10191 <W10191@motorola.com>
>To: amsat-bb@AMSAT.Org
>Subject: Re: [amsat-bb] "spontaneous" LEILA activation
>Date: Tue, 25 Sep 2001 13:44:03 -0500
>
>Graham Shirville wrote:
>
>the keyword is Pave Paws. Google shows up lots of sites and this one has
>some interesting detail:
>http://www.fas.org/spp/military/program/track/pavepaws.htm
><http://www.fas.org/spp/military/program/track/pavepaws.htm>
>but it does not mention my neighbouring installation at a place called
>Fylingdales in Yorkshire.
>
>Wayne W9AE replies:
>
>That web site describes the early warning radar installations in Cape Cod
>(Northeastern US) and Beale AFB (Southwestern US):
>
>Frequency: 420-450 MHz
>Peak radiated power: 582.4 kW
>Average radiated power: 145.6 kW
>Elevation angle: 3 to 85 degrees
>
>That should get LEILA's attention.
>Even the -20 dB first side lobe should get LEILA's attention.
>
>It would be interesting to find out the scan pattern of these radars and 
>see
>if "fits" the pattern of spontaneous LEILA sirens.  Unfortunately, the scan
>pattern is probably highly variable and classified information.
>
>Wayne Estes W9AE
>Mundelein, IL, USA
>
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