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

Jim Campbell jim_c at bellsouth.net
Sat Jan 10 11:27:20 EST 2009


Jack,

I'm glad that you have instructions for adding the Z10000 to the K2,
because I looked around and couldn't find my translation of the German
instructions.  By the way, the setup works just fine but I don't use it
too much.  I'm waiting hopefully for the K2 version of LP-Bridge (?) so
that the frequency of the K2 would be shown on the PowerSDR scale.  Any
news on LP-Bridge?

73,

Jim - W4BQP

Jack Smith wrote:
> Jim:
>
> If you are going to extract an IF sample out of the K2, the Z10000
> buffer amplifier can be installed inside the K2 with the internal
> installation option. This provides a convenient IF output with
> bandpass filtering, protected against short circuits on the IF sample
> port connector and with excellent  isolation--around 100 dB reverse
> gain when installed according to the instructions provided with the
> Z10000 kit.
>
> There's an embarrassingly long manual with the details on installing
> the Z10000 inside a K2 at
> http://www.cliftonlaboratories.com/elecraft_k3_and_panadapters.htm
>
> Jack K8ZOA
> www.cliftonlaboratories.com
>
>
> Jim Campbell wrote:
>> 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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