The question is: Is it feasible to improve the KPA500 to full output with k3/10. Why should someone in Europe invest into the 100W PA if it is possible?
73, István Szabó On 3/16/2011 8:03 PM, David Cutter wrote: > Well, it's NICE that you can see the tongue firmly in my cheek, Jim. I > presume the others on this thread are thinking the same way. > > 73 > > David > G3UNA > > >> On 3/16/2011 11:02 AM, David Cutter wrote: >>> A European model will be required: >> It might be NICE to be able to drive it at lower power, but I don't >> understand why it is REQUIRED. It would be NICE to be able to drive it >> to rated power from a barefoot K3/10 (or K2/10), but that could push the >> driver to the point where it produces a bit more IM and THD (that is, >> splatter and harmonics). That's the main reason that firmware for the >> K3/100 now limits output power to 110 watts. >> >>> we don't have the gain restriction you have, however, we do like >>> stability and putting lots of gain into one box could be tricky. >> The Elecraft design engineers are quite sharp, and have carefully >> thought quite things like this. As a result of my own EE background and >> ongoing conversations with one of them who is a neighbor (and a serious >> contester), I'm firmly convinced that they have made a very intelligent >> set of design decisions about these issues. The last thing our ham bands >> need is more loud lids spewing trash. >> >> 73, Jim K9YC >> > ______________________________________________________________ > 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 ______________________________________________________________ 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
