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References: <525489E6.4@iup.uni-heidelberg.de>
Message-ID: <1382206811.50957.YahooMailNeo@web162606.mail.bf1.yahoo.com>
Date: Sat, 19 Oct 2013 11:20:11 -0700 (PDT)
From: John Lutz <n9jl@rocketmail.com>
To: "rsgb_lf_group@blacksheep.org" <rsgb_lf_group@blacksheep.org>
In-Reply-To: <525489E6.4@iup.uni-heidelberg.de>
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Subject: Re: LF: WSPR 15 tonite
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Gents,=0A=A0=0APlease forgive me if this isn't the correct way or place to =
ask the following question, but I've pretty much exhausted all other possib=
ilities...=0A=A0=0AAfter almost 40 years of HF DXing, I finally decided to =
try QRSS and WSPR reception on 137 KHz.=A0 Knowing that my stock=A0FT-920 i=
sn't the best at frequency=A0stability, I decided to find=A0a dedicated rig=
 -=A0something=A0simple, inexpensive, and yet stable enough to serve=A0the =
intended purpose.=A0=A0I chose the IDC-136II direct conversion "receiver" f=
rom ICAS Enetrprises in Tokyo.=A0 I put the quote marks around the word rec=
eiver, because the unit is really just a down-converter, with the lower mix=
ing product at audio frequencies.=0A=A0=0AI've=A0read that people (VK2XV an=
d others) have devised modifications for the IDC-136II, but I haven't been =
able to get any details.=A0=A0I'm wondering if anyone here=A0is using one o=
f these units, and (if so) what their experience with it has been. I'm espe=
cially interested in chasing down details on any modifications that have pr=
oven useful for enhancing dynamic range or sensitivity.=0A=A0=0AThanks very=
 much.=0A=A0=0AJohn N9JL=0AEN51vm=0A=0A=0A=0AOn Tuesday, October 8, 2013 5:=
43 PM, Stefan Sch=E4fer <Stefan.Schaefer@iup.uni-heidelberg.de> wrote:=0A  =
=0ALF,=0A=0Atonite i'm back in WSPR-15 until 06:15 UTC.=0AReports welcome.=
=0A=0A73, Stefan/DK7FC
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<html><body><div style=3D"color:#000; background-color:#fff; font-family:He=
lveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;fo=
nt-size:12pt"><div><span>Gents,</span></div><div><span></span>&nbsp;</div><=
div><span>Please forgive me if this isn't the correct way or place to ask t=
he following question, but I've pretty much exhausted all other possibiliti=
es...</span></div><div><span></span>&nbsp;</div><div><span>After almost 40 =
years of HF DXing, I finally decided to try QRSS and WSPR reception on 137 =
KHz.&nbsp; Knowing that my stock&nbsp;FT-920 isn't the best at frequency&nb=
sp;stability, I decided to find&nbsp;a dedicated rig -&nbsp;something&nbsp;=
simple, inexpensive, and yet stable enough to serve&nbsp;the intended purpo=
se.&nbsp;&nbsp;I chose the IDC-136II direct conversion "receiver" from ICAS=
 Enetrprises in Tokyo.&nbsp; I put the quote marks around the word <em>rece=
iver</em>, because the unit is really just a down-converter, with the
 lower mixing product at audio frequencies.</span></div><div><span></span>&=
nbsp;</div><div><span>I've&nbsp;read that people (VK2XV and others) have de=
vised modifications for the IDC-136II, but I haven't been able to get any d=
etails.&nbsp;&nbsp;</span><span>I'm wondering if anyone here&nbsp;is using =
one of these units, and (if so) what their experience with it has been. I'm=
 especially interested in chasing down details on any modifications that ha=
ve proven useful for enhancing dynamic range or sensitivity.</span></div><d=
iv><span></span>&nbsp;</div><div><span>Thanks very much.</span></div><div><=
span></span>&nbsp;</div><div><span>John N9JL</span></div><div><span>EN51vm<=
/span></div><div style=3D"display: block;" class=3D"yahoo_quoted"> <br> <br=
> <div style=3D"font-family: HelveticaNeue, Helvetica Neue, Helvetica, Aria=
l, Lucida Grande, sans-serif; font-size: 12pt;"> <div style=3D"font-family:=
 HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif=
;
 font-size: 12pt;"> <div dir=3D"ltr"> <font size=3D"2" face=3D"Arial"> On T=
uesday, October 8, 2013 5:43 PM, Stefan Sch=E4fer &lt;Stefan.Schaefer@iup.u=
ni-heidelberg.de&gt; wrote:<br> </font> </div>  <div class=3D"y_msg_contain=
er">LF,<br><br>tonite i'm back in WSPR-15 until 06:15 UTC.<br>Reports welco=
me.<br><br>73, Stefan/DK7FC<br><br><br><br></div>  </div> </div>  </div> </=
div></body></html>
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