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Date: Tue, 25 Jun 2013 05:47:23 -0400 (EDT)
Subject: [rsgb_lf_group] Re: LF: VO1NA Opera-32
Reply-To: rsgb_lf_group@yahoogroups.co.uk
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The noiseblanker against DCF39 splatter seems to have improved decoding by =
the original Opera software. Three spots from G3XDV=C2=A0and VO1NA were rec=
eived by both methods with=C2=A0comparable SNR figures, with=C2=A0opds corr=
elation adding=C2=A0in another weak=C2=A0spot at 0:27.
=C2=A0
=C2=A0df6nm.bplaced.net/opera/Opera_vs_opds_130624-25.txt

Best 73,
Markus (DF6NM)

=C2=A0
-----Urspr=C3=BCngliche Mitteilung-----=20
Von: Markus Vester &lt;markusvester@aol.com&gt;
An: rsgb_lf_group &lt;rsgb_lf_group@blacksheep.org&gt;; rsgb_lf_group &lt;r=
sgb_lf_group@yahoogroups.co.uk&gt;
Verschickt: Mo, 24 Jun 2013 9:41 pm
Betreff: Re: LF: VO1NA Opera-32

Thanks Joe.=C2=A0From your QTH, Magdeburg=C2=A0should be=C2=A0around 60 deg=
 azimuth (roughly northeast), so DCF39 would indeed have been significantly=
 attenuated by=C2=A0the loop.
=C2=A0
Although generally not recommended,=C2=A0I will now try to insert=C2=A0the=
=C2=A0same bandpass and noiseblanker=C2=A0before=C2=A0Opera to=C2=A0cut out=
 the DCF telegrams, and run it in parallel to opds again.
=C2=A0
Best 73,
Markus (DF6NM)=C2=A0

=C2=A0


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      <p>
<div style=3D"FONT-FAMILY: arial;COLOR: black;FONT-SIZE: 10pt;"><SPAN conte=
ntEditable=3D"false"></SPAN>The noiseblanker against DCF39 splatter seems t=
o have improved decoding by the original Opera software. Three spots from G=
3XDV&nbsp;and VO1NA were received by both methods with&nbsp;comparable SNR =
figures, with&nbsp;opds correlation adding&nbsp;in another weak&nbsp;spot a=
t 0:27.</div>


<div style=3D"FONT-FAMILY: arial;COLOR: black;FONT-SIZE: 10pt;">&nbsp;</div=
>


<div>&nbsp;df6nm.bplaced.net/opera/Opera_vs_opds_130624-25.txt<br>
</div>


<div>Best 73,</div>


<div>Markus (DF6NM)</div>


<div><br>
&nbsp;</div>
-----Urspr=C3=BCngliche Mitteilung----- <br>
Von: Markus Vester &lt;markusvester@aol.com&gt;<br>
An: rsgb_lf_group &lt;rsgb_lf_group@blacksheep.org&gt;; rsgb_lf_group &lt;r=
sgb_lf_group@yahoogroups.co.uk&gt;<br>
Verschickt: Mo, 24 Jun 2013 9:41 pm<br>
Betreff: Re: LF: VO1NA Opera-32<br>
<br>


<div id=3D"AOLMsgPart_1_eaabe460-063b-4bc3-9416-c7c2b18f9235">

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<div><FONT size=3D"2" face=3D"Arial">Thanks Joe.&nbsp;From your QTH, Magdeb=
urg&nbsp;should be&nbsp;around 60 deg azimuth (roughly northeast), so DCF39=
 would indeed have been significantly attenuated by&nbsp;the loop.</FONT></=
div>


<div><FONT size=3D"2" face=3D"Arial"></FONT>&nbsp;</div>


<div><FONT size=3D"2" face=3D"Arial">Although generally not recommended,&nb=
sp;I will now try to insert&nbsp;the&nbsp;same bandpass and noiseblanker&nb=
sp;before&nbsp;Opera to&nbsp;cut out the DCF telegrams, and run it in paral=
lel to opds again.</FONT></div>


<div><FONT size=3D"2" face=3D"Arial"></FONT>&nbsp;</div>


<div><FONT size=3D"2" face=3D"Arial">Best 73,</FONT></div>


<div><FONT size=3D"2" face=3D"Arial">Markus (DF6NM)&nbsp;</font></div>


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