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Message-ID: <28750.73141.qm@web100013.mail.kks.yahoo.co.jp>
Date: Wed, 17 Aug 2011 19:03:46 +0900 (JST)
From: Knight Ao <ja10xx@yahoo.co.jp>
To: rsgb_lf_group@blacksheep.org
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Subject: Re:Re: LF: DCF39 in JA
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Hi Markus,=0A=0AI am using two identical DC receivers sharing one LO.=0AOne=
 feeds L and the other R to SL respectively. With this=0Asettings, I can co=
mpare two different antennas at the same=0Atime.=0AI am using two mini-whip=
s (of PA0RDT design) with the following=0Asetup.=0Ahttp://icas.to/argo/dcf3=
9/side-view.jpg=0Ahttp://icas.to/argo/dcf39/top-view.jpg=0A=0AThe lower min=
i-whip (No.1) seems to be 5db or so better than the higher=0Amini-whip (No.=
2). =0A=0AThe path to the DCF39 grabber has been changed to:=0Ahttp://icas.=
to/argo/dcf39.htm=0A=0AThe comparison grabber is still running, but centere=
d on 137,777:=0Ahttp://icas.to/argo/capt.jpg=0A=0A73,=0A=0A=0AYas - JA8SCD/=
1=0ATokyo=0A=0A--- Markus Vester  wrote:=0A> =0A> =0A> Hi Yas,=0A> =0A> =0A=
> thanks for this grabber! In your split screen spectrogram, what is the di=
fference between the upper and lower half? =0A> =0A> =0A> Based on the visi=
ble Loran-C lines, your frequency calibration seems to be very accurate:=0A=
>  GRI 9930: 137779.45619 Hz=0A>  GRI 8930: 137777.15566 Hz=0A>  GRI 9930: =
137774.42095 Hz=0A> =0A> =0A> Best 73,=0A> Markus (DF6NM)=0A> =0A> =0A> ---=
--Urspr=FCngliche Mitteilung----- =0A> Von: Knight Ao <ja10xx@yahoo.co.jp>=
=0A> An: rsgb_lf_group <rsgb_lf_group@blacksheep.org>=0A> Verschickt: Di, 1=
6 Aug 2011 8:51 pm=0A> Betreff: Re:LF: DCF39 in JA=0A> =0A> =0A> Hello Mike=
 and all,Thanks Mike for the info. Tonight, condx seems pretty good. DCF39 =
started to show upabout two hours before sunrise.http://icas.to/argo/capt.j=
pgThis is a temporal grabber and you need to manually refreshevery 5min. Su=
nrise here is around 20:00UTC.73,Yas - JA8SCD/1Tokyo--- Mike McAlevey  wrot=
e:> >    >  > Hello Yas.> Here is a capture of DCF39 received in ZL. The "t=
elegrams" are often audible just before our sunrise.> Mike ZL4OL