Yes, I saw that -145 truly outstanding. Now, if it could only creat some sun spots and open 10 meters.
73 de George, W6GF Sent from my iPad > On Nov 10, 2015, at 5:10 PM, Wayne Burdick <[email protected]> wrote: > > Bill Breeden <[email protected]> wrote: > >> Rob Sherwood added the K3S to his Receiver Test Data page today. > > > Yes. We're pleased to see some excellent test results, including 106 dB of > IMDDR3 at 2 kHz for both the 200- and 400-Hz filters. (The K3 came in at 104 > dB for the 400-Hz filter. The 107-dB reading is within the usual +/- 1 dB > lab/tech repeatability figure.) > > Also worthy of note: sensitivity of -145 dBm for the new Preamp 2 on 10 > meters. This preamp is also used on 12 and 6 meters. > > I checked with Rob, and that blocking dynamic range number (>154 dB) is *not* > a typo. He said he saw less than 3 dB phase noise degradation at 100 kHz with > +19 dBm fed into the radio, and stopped at that point. I guess there's no > point in melting the signal combiner :) > > (By the way, Rob's K3S BDR test level of +19 dBm is exactly 10 dB *higher* > than the preamp-OFF ADC clipping level of the 6700. With preamp ON, it would > clip at an estimated -11 dBm.) > > 73, > Wayne > N6KR > > > > ______________________________________________________________ > 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]
