> The only shortcoming I've found is that SpectraVue needs to
> poll the K3's mode offset data so that changing modes does
> not require an offset change in SpectraVue. Not sure if
> that's handled automatically when using LP-PAN and PowerSDR.
Yes, LP-Pan/PowerSDR handle the mode offset automatically.
You could probably use Larry's LP-Bridge to allow Spectraview
to work with other software.
73,
... Joe, W4TV
> -----Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED] On Behalf Of Paul
> Christensen
> Sent: Thursday, November 13, 2008 4:40 PM
> To: Jan Erik Holm
> Cc: Elecraft Reflector
> Subject: Re: [Elecraft] K3: S meter
>
>
> > "If everybody is using K3´s and the difference is smaller
> then 5 dB you can´t see it on the S-meter and since the
> AGC is so darn good you can´t hear it either."
>
> Reading the Rx voltage scale is one option, but IMHO, a
> better solution for
> signal comparison purposes is to use the K3 with either
> LP-PAN or SDR-IQ.
>
> Based on feedback from other users here, I have been testing
> the K3 with
> SDR-IQ and SpectraVue software, and the results have been
> most impressive.
> I performed the N8LP I.F. buffer mod on the K3 and have its
> I.F. ported to
> the SDR-IQ. Up to 192 kHz of display resolution is possible
> and no external
> sound card is required. So far, anything I can hear on the
> K3 will display
> on the screen. CPU utilization is low and both the software
> and interface
> have been rock-solid. Performance is independent of the PC
> and its sound
> card. This makes it convenient to use the K3 with my desktop
> PC or laptop
> when I want to go portable.
>
> When observing signal strength on the display, there's ample
> resolution for
> signal comparisons. SDR-IQ is powered from the PC's USB
> port, so only two
> connections are made (I.F. and USB). SpectraVue supports the
> K3 and using
> the "point 'n click" feature has been great. Click on the
> display and the
> K3 instantly moves to that frequency. The only shortcoming
> I've found is
> that SpectraVue needs to poll the K3's mode offset data so
> that changing
> modes does not require an offset change in SpectraVue. Not
> sure if that's
> handled automatically when using LP-PAN and PowerSDR.
>
> Paul W9AC
>
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