[Elecraft] K3 I/Q tomfoolery
Brendan Minish
ei6iz.brendan at gmail.com
Mon Dec 31 14:51:53 EST 2007
The K3 audio effects options includes Binarual Stereo, this is in fact
I/Q Stereo.
If you select this then feed the headphone audio to SDR software that
can handle I/Q you can use the the K3 as a narrow-band Front end for
software such as powerSDR
The amount of bandwidth you can cover this way is of course limited by
the DSP filter set on the K3 so try SSB with the widest roofing filter
you have
I found with my setup I had to, in the software reverse the I/Q channels
then all was good. After a bit of fooling around I was able to get a
good level of image rejection
Is this useful? I dunno, but it's interesting none the less.
73
Brendan EI6IZ
--
Don‘t complain. Nobody will understand. Or care. And certainly don‘t try
to fix the situation yourself. It‘s dangerous. Leave it to a highly
untrained, unqualified, expendable professional.
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