----- Original Message ----- From: "Jim Miller KG0KP" <[email protected]> To: "Ken Kopp" <[email protected]> Sent: Friday, June 11, 2010 7:53 PM Subject: Fw: [Elecraft] K3: incrementing Power level
> > ----- Original Message ----- > From: "Wayne Burdick" <[email protected]> > To: "Ian White GM3SEK" <[email protected]> > Cc: <[email protected]> > Sent: Monday, December 07, 2009 4:38 PM > Subject: Re: [Elecraft] K3: incrementing Power level > > >> This is on my firmware list. >> >> Wayne >> >> ---- >> http://www.elecraft.com >> >> On Dec 7, 2009, at 1:25 PM, Ian White GM3SEK <[email protected]> >> wrote: >> >>> Joe Subich, W4TV wrote: >>>> >>>> Ian, >>>> >>>>> If this area of code is to be revisited, the gap in available power >>>>> settings on 50MHz also needs to be addressed. >>>>> >>>>> The maximum available power without the KPA3 is 8W on 50MHz, but the >>>>> minimum available power with the KPA3 activates is about 13W >>>>> - a jump of more than 60%. >>>> >>>> The "gap" is not a matter of code, it is a matter of the power >>>> available from the LPA on six meters. The LPA can not make more >>>> than about 8 watts and stay "clean." However, the gain (ca. 12 dB) >>>> of the HPA is such that 13W is a minimum practical output. This >>>> leaves the gap. >>>> >>> >>> Only the lower end of the gap, 8W, is a hardware limitation. The upper >>> end of the gap, 13W, is set by DSP. >> ______________________________________________________________ >> 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
