Here is one alternative for HF + 6m http://www.nikkemedia.fi/juma-pa1000/
Olli OH6CT > -----Alkuperäinen viesti----- > Lähettäjä: elecraft-boun...@mailman.qth.net [mailto:elecraft- > boun...@mailman.qth.net] Puolesta Jack Chomley > Lähetetty: 24. heinäkuuta 2011 6:44 > Vastaanottaja: garyk...@wi.rr.com > Kopio: elecraft@mailman.qth.net > Aihe: Re: [Elecraft] Could the be the basis for the KPA-1500? > > We do NOT need any more big amplifiers, they are the reason the sunspot > cycles have been worn out :-) > > 73, Jack VK4JRC > > On Sun, Jul 24, 2011 at 1:28 PM, Gary K9GS <garyk...@wi.rr.com> wrote: > > > There has been an ongoing discussion on the AMPS reflector regarding > > the Freescale LDMOS devices currently on the market. A pair of these > > in an HF amp with a 48V SMPS would be an excellent start.....(hint, > > hint...KPA-1500). I wish I was retired and had some time on my hands :) > > > > Check this out: > > > > http://www.w6pql.com/1_kw_2m_ldmos_amplifier.htm > > > > Also see: > > > > Some YouTube videos... > > http://www.youtube.com/watch?v=02v58cnb41o&feature=relmfu > > http://www.youtube.com/watch?v=-EACUpIhpac > > > > F1JRD also has an article in Dubus > > http://www.qsl.net/f1jrd/MRFE6VP61K25H.html > > http://www.w6pql.com/1_kw_2m_ldmos_amplifier.htm > > > > > > -- > > > > > > 73, > > > > Gary K9GS > > > > Check out K9NS on the web: http://www.k9ns.com Greater Milwaukee DX > > Association: http://www.gmdxa.org Society of Midwest Contesters: > > http://www.w9smc.com > > > > > > > __________________________________________________________ > ____ > 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
