[Elecraft] KX3 RX I/Q testing

Don Wilhelm donwilh at embarqmail.com
Sun Jan 6 09:33:02 EST 2019


Kevin,

The RX I/Q is at a low level, and is only usable for a panadapter like 
the KX3.  It works for those applications because the signals are 90 
degrees out of phase (which is what quadrature means).

For Fldigi, and other soundcard data mode applications, use the Phones 
output to feed the soundcard Line In.

73,
Don W3FPR

On 1/5/2019 10:35 PM, Kevin F. wrote:
> Does anyone know how to test the RX I/Q signal is coming out of the radio
> correctly. I used the elecraft cables trying to listen to the signal using
> my computer and didn't hear anything. I would like to be able to use this
> output in fldigi for the waterfall. And still be able to listen to CW
> signals, so that I can use the waterfall to tune the radio correctly.
> 
> I'm remembering something about quadrature... not really sure.


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