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 <[email protected]> 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:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
