Let me ask - was +TX signal (9-12V) on centre pin of BNC included in future plan? This "option" (one internal jumper at least) is very practical for most of (in EU :-)) used transverter system control during FD etc.
And thanks for all so big job with Kx, Px, ... development!! 73! Lexa, ok1dst K3/10 #727 Eric Swartz - WA6HHQ, Elecraft napsal(a): > The K144XV module's RX architecture is almost identical to the external > XV144 transverter. Same pre-amp and 2nd stage. Like the XV144, we will > include instructions for removing the 2nd gain stage if you need to for > optimized dynamic range (such as with antenna mounted pre-amps etc.) > > We are now only using a 28 MHz IF with two different LO xtal frequencies > to cover the complete 144-148 range, as per Wayne's earlier posting. > > 73, Eric WA6HHQ > > > Giulio Pico - IW3HVB wrote: >> It isn't exactly true that NF is unimportant on tropo.... otherwise no >> one would be using a mast mounted preamplifier..... >> The main issue then is preserving the dynamic range, as you pointed out.... >> On the XV144 module is mandatory to remove the second rx stage to do >> that in this case. >> The point is, how many stages the new module have? Is the second one (I >> assume that it is there) easily removable or bypassable? >> >> These are my two cents on the topic. >> >> 73 de Giulio IW3HVB >> >> > ______________________________________________________________ > 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
