> Don´t know how much the AL80B can handle > but 1600W PEP sounds to be too much.
The AL-80B is a single 3-500Z. It is capable of 800W peak if it is to remain clean and should not be run at more than 500 W CW. 40W carrier from the K3 and 400W carrier from the AL-80B are, in both cases, grossly out of spec. The K3 should not be run at more than 25W of carrier (28W absolute max) and the AL-80B (or any single 3-500Z) should not be pushed to more than 200W carrier (absolute maximum). 73, ... Joe, W4TV > -----Original Message----- > From: elecraft-boun...@mailman.qth.net > [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Jan Erik Holm > Sent: Sunday, February 21, 2010 6:29 AM > To: Hector Padron > Cc: amf...@aol.com; elecraft@mailman.qth.net > Subject: Re: [Elecraft] K3 on AM with AL811H amplifier > > > That will come out to 160W PEP on the K3 and 1600W PEP > on the amp. I would not set the K3 to more then 25W > (i e 100W PEP). Don´t know how much the AL80B can handle > but 1600W PEP sounds to be too much. > > / Jim > ---------------------- > Hector Padron wrote: > > Good morning Ted,let me tell you something,since the very > first day I > > got my K3 serial 2192 I have been using it on AM on 40M > with guys who > > work on 7180,I use it with my AL-80B,when I key up the K3 > puts out 40W and that makes 400W out of the amp and when I > talk it swings up to 1KW,the TX modulation percentage its > about 90 to 95% and the reports from the old timers using > vintage radios is great always,some guys says look that I am > using a big boat anchor AM station,in fact there was a guy > who loved it so much that he was asking which company made > the K3 because he wanted to have one. Without a doubt a K3 is > an all mode perfect radio to own,73 > > > > AD4C > > > > > > > > "For a refined ham it is compulsory to own a k3" > > > > --- On Sun, 2/21/10, amf...@aol.com <amf...@aol.com> wrote: > > > > > > From: amf...@aol.com <amf...@aol.com> > > Subject: [Elecraft] K3 on AM with AL811H amplifier > > To: Elecraft@mailman.qth.net > > Date: Sunday, February 21, 2010, 3:27 AM > > > > > > Just thought you'd all like to know that I have been getting GREAT > > AUDIO > > reports from running K3 #1717 on AM, into an AL811H > amplifier driving the amp > > to about 125 watts carrier. Connecting the K3 to the amp > was as simple as > > plugging in the relay cable and the coax. > > > > Running AM and using the sync detection on AM surpasses even my old > > boat > > anchor AM receivers. For me, the K3 is the true all purpose radio. > > > > 73 > > Ted W8IXY > > ______________________________________________________________ > 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
