Search for a USB sound card with stereo mic or line in with as much bandwidth as possible - preferably 192Khz if you can find it. Most of the "studio" type devices can do this.
Regarding "performance" - you can create a ground loop if you're not careful so be mindful of that... Tim -- Owner, worldwidedx.com AE6LX, Amateur Radio On Tue, May 5, 2026 at 12:15 PM Julia Tuttle via Elecraft < [email protected]> wrote: > I don’t think there is any loss of performance by simply attaching a > panadapter or sound card to the RX I/Q output. > > There’s always the chance of picking up more noise with more wires, but I > don’t think that’s significant here. > > But I’m also not an expert, so if someone knows better, please chime in! > > On Tue, May 5, 2026 at 15:10 paul somlo <[email protected]> wrote: > > > I have an even broader question, if I may: When using the KX3 with a > > sound card or panadapter, is there any loss in performance over just the > > KX3 itself? Please excuse my ignorance - I've been away from the hobby > for > > over 40 years and just bought myself a used KX3. > > > > Paul > > WB2EIU > > > > On Tuesday, May 5, 2026 at 12:07:57 PM MDT, Curt Nixon via Elecraft < > > [email protected]> wrote: > > > > > > The lp pan revommended e Mu 0204 is a very good external usb card. They > > still show up used from time to time and even used they seem bullet > proof. > > > > Curt > > KU8L > > > > On Tue, May 5, 2026, 1:13 PM Julia Tuttle via Elecraft < > > [email protected]> wrote: > > > > > Hi folks, > > > > > > I’m considering wiring up the KX3 RX I/Q to my computer for a wider > > > spectrum view, but the latest LP-PAN sound card tests I can find online > > are > > > almost a decade old, and the Behringer model they suggest (UMC202HD) > > seems > > > to be discontinued or at least sporadically stocked. > > > > > > Does anyone have a sound card they recommend for interfacing the KX3 RX > > > I/Q? Behringer does have newer models with 192 kHz sample rate but > > they’re > > > significantly pricier. > > > > > > Thanks, > > > > > > Julie > > > ______________________________________________________________ > > > Elecraft mailing list > > > Home: http://mailman.qth.net/mailman/listinfo/elecraft > > > Help: http://mailman.qth.net/mmfaq.htm > > > Post: mailto:[email protected] > > > > > > This list hosted by: http://www.qsl.net > > > Please help support this email list: http://www.qsl.net/donate.html > > > Message delivered to [email protected] > > ______________________________________________________________ > > Elecraft mailing list > > Home: http://mailman.qth.net/mailman/listinfo/elecraft > > Help: http://mailman.qth.net/mmfaq.htm > > Post: mailto:[email protected] > > > > This list hosted by: http://www.qsl.net > > Please help support this email list: http://www.qsl.net/donate.html > > Message delivered to [email protected] > > > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[email protected] > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to [email protected] -- Owner, worldwidedx.com AE6LX, Amateur Radio ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [email protected]
