Tom, And... it (KPA500) also senses the frequency of the incoming RF and makes sure that it is on the correct band. It doesn't need the band data outputs.
73, Ken K3IU ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ On 8/21/2011 9:16 PM, Don Wilhelm wrote: > Tom, > > The KPA500 reads the band data output of the K3. > > If you change bands on the KPA500, it signals the K3 over the AUXBUS, > and the KPA500 does not change bands immediately, it waits until the K3 > band data outputs indicate the band it is to switch to. > > 73, > Don W3FPR > > On 8/21/2011 9:05 PM, [email protected] wrote: >> If it doesn't receive on the AUXBUS, why does it change bands when I use the >> band button on the K3 to change bands? :-) >> >> 73, >> Tom >> Amateur Radio Operator N5GE >> ARRL Lifetime Member >> QCWA Lifetime Member >> >> >> On Sun, 21 Aug 2011 21:42:10 +0000, iain macdonnell - N6ML<[email protected]> >> wrote: >> >>> I agree that it's a good idea, but I wonder if it's feasible... It >>> appears the the KPA500 is currently only transmitting on the AUXBUS, >>> not receiving. If it was able to receive, it seems there shouldn't be >>> a need for BCD band-data in the AUX cable for a K3 (although other >>> rigs would still need it). So, perhaps there's no way for the KPA500 >>> to "know" when the K3 has been powered off. Details of AUXBUS workings >>> seem to be somewhat shrouded in mystery...... >>> >>> 73, >>> >>> ~iain / N6ML >>> >>> >>> >>> On Sun, Aug 21, 2011 at 9:06 PM, Mike Fatchett W0MU<[email protected]> wrote: >>>> Good idea! >>>> >>>> On 8/21/2011 2:42 PM, Geoffrey Downs wrote: >>>>> If firmware could give an option for the the KPA500 to switch off >>>>> automatically when the K3 is switched off (using AUX cable), would people >>>>> find it convenient? I certainly would. >>>>> >>>>> 73 to all >>>>> >>>>> Geoff >>>>> G3UCK >>>>> ______________________________________________________________ >>>>> 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 >>>> ______________________________________________________________ >>>> 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 >>>> >>> ______________________________________________________________ >>> 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 >> ______________________________________________________________ >> 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 >> > ______________________________________________________________ > 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 > ______________________________________________________________ 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
