Given my understanding of the roofing filter design in the KX3, I don't think there is any per-band adjustments to make. IIRC, the filter is an analog low-pass filter that operates after the direct down-conversion.
If I'm wrong, then please set me straight. Especially because I'm considering adding the filter to my KX3. - Brendon On Thu, Oct 6, 2016 at 11:35 PM, Matt Maguire <matt.vk...@gmail.com> wrote: > Does the factory do a full per-band calibration, or do they just calibrate > on 20m and extrapolate? If the latter I'd suggest to do the full per-band > calibration yourself even for a factory-fitted roofing filter, as it does > make a difference (obviously back up your config first so you can restore > to factory settings/calibration if needed) > > 73, Matt VK2RQ > > > > > On Fri, Oct 7, 2016 at 5:38 AM +1100, "Ray Sills" <raysil...@verizon.net> > wrote: > > > > > > > > > > > Also, IF you order the roofing filter for the KX3…. even with a kit > purchase…. the factory will calibrate it for you, so all you need do is > install the little board. They have a test jig, so that the filter will be > tested with YOUR particular main board. Best of both worlds… save some > money, and get free factory calibration. > > 73 de Ray > K2ULR > KX3 #211 > > > > On Oct 6, 2016, at 12:00 PM, Walter Underwood wrote: > > > > The roofing filters require some calibration. If they are > factory-installed, Elecraft does that for you. All the other options are > exactly the same whether factory-installed or user-installed. > > > > wunder > > K6WRU > > Walter Underwood > > CM87wj > > http://observer.wunderwood.org/ (my blog) > > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:Elecraft@mailman.qth.net > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to matt.vk...@gmail.com > > > > > > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:Elecraft@mailman.qth.net > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to bren...@whateley.com > ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to arch...@mail-archive.com
