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LF: <more>XES Slow BPSK Test

To: [email protected]
Subject: LF: <more>XES Slow BPSK Test
From: "Dave G3WCB" <[email protected]>
Date: Mon, 20 Feb 2006 19:28:25 -0000
Delivery-date: Mon, 20 Feb 2006 19:27:36 +0000
Envelope-to: [email protected]
Importance: Normal
In-reply-to: <000001c63610$47553160$e6a4c593@RD40002>
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Dear John and group.

ARGO dot 120 screenshot attached of XES covering 05-09utc 20 Feb. The signal
was remarkably constant right through the night, and disappeared at about
0900utc. The i/d bursts are visible as fuzzy blobs. Full ARGO screenshots of
the entire period are available if anybody wants them.

73, Dave G3WCB IO91RM


-----Original Message-----
From: [email protected]
[mailto:[email protected]]On Behalf Of james moritz
Sent: 20 February 2006 11:25
To: [email protected]
Subject: LF: RE: Slow BPSK Test


Dear John, LF Group,

The attachment shows about 6 hours worth of sigs from WD2XES between about
0230utc and 0830, using SpecLab set for about 0.005Hz FFT bins. This is much
wider than the sidebands produced by the modulation, of course, so the phase
transitions show up as "blips" every 15min. The signal is displayed about
0.04Hz below the nominal frequency - each division is 0.2Hz - but I did not
get round to calibrating the RX or sound card.

Cheers, Jim Moritz
73 de M0BMU

-----Original Message-----
From: [email protected]
[mailto:[email protected]] On Behalf Of John Andrews
Sent: 19 February 2006 19:29
To: [email protected]; [email protected]; Peter Martinez
Subject: LF: Slow BPSK Test

WD2XES will try a run of slow BPSK on the following very odd frequency
tonight:

137,577.309506014 Hz.


GIF image

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