[Elecraft] Poor man's pan adapter - K2 Panadapter

Jim Campbell jim_c at bellsouth.net
Sat Jan 10 09:40:55 EST 2009


Ron,

I'm not familiar with the Conexant audio device.  However, many laptops
do not have a stereo input such as a Line In.  The microphone input is
usually mono.  You are going to need the stereo/line-in input in order
to have the SDR work correctly.  If you don't have such an input on your
laptop you will need an external USB audio adapter.  I am using the
SoundBlaster X-Fi USB with my HP laptop. 

As a side note, I have added the Clifton Labs buffer amplifier (X-10000
?) to my K2 and am using one of the SoftRock Lites tailored for the K2
for a panadaptor.  Yes, I realize that the K2 doesn't provide an IF
output, but I found that a K2-owner in Germany had tapped in to the K2
IF and had published the description (in German, naturally).  I think I
have a translation of the article around here somewhere if anyone is
interested.

73,

Jim - W4BQP
K2 #2268

Ron Midwin wrote:
>
> Fellow Elecraft enthusiasts,
>
>  
>
> I just ordered the SoftRock Lite from Tony, KB9YIG, below.  I would
> like to be able to observe whatever bandwidth I can around any band I
> am working on my K-3.  Since this appears to be a compromise over the
> "Pan Adapter" that is available for ~$300, per Tony's suggestion I
> wonder if any of you have successfully tried this?  And how does it
> work?  FYI, I have an HP Pavilion dv9700 Notebook PC, AMD Turion X2
> Mobile Technology TL-60  2.00 GHz, 2.00 GB Memory, 32 Bit Op System,
> with Vista.
>
>  
>
> Not sure which sound card is built in.  Driver is Conexant High
> Definition Smart Audio 221, if that helps.
>
>  
>
> 73,
>
>  
>
> RonAE6RH
>
>  
>
>  
>
> / /
>
>
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