I can confirm Jims findings also....1.8:1 is fine here also. Gary
On 30 June 2011 04:12, Jim Brown <j...@audiosystemsgroup.com> wrote: > On 6/29/2011 7:43 AM, jgaudron wrote: > > A friend of of mine has problems with a solid state amplifier that > switches > > to safety at the least value of SWR, like 1.2 or 1.4 ! > > He would like to know what is the KPA500 tolerance concerning SWR. > > My KPA500 puts out 600W - 675W (I've seen occasional peaks of 700W > without faulting) into a reasonably matched load on the HF bands (1.5:1 > or better), and 560W on 6M into a load of about 1.4:1. If the match > gets to about 2:1 on the HF bands, it might fall back to 500-550w. No > issues with nuisance faulting. > > 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 > -- VK4FD - Motorhome Mobile Elecraft Equipment K3 #679, KPA-500 #018 Living the dream!!! ______________________________________________________________ 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