Well a meter calibrated for a 50 ohm system will give you a relative indication, but accuracy will vary with the actual VSWR on the line. The further off of 50 ohms the less accurate it will be.
On Tue, May 18, 2021 at 7:15 PM Tom Azlin W7SUA <[email protected]> wrote: > I put my meters between my KAT500 and the antennas as wanted to see the > actual feedline SWR. Both my K3 and my KPA500 let me know if the KAT500 > is not able to match ( and of course the LED display on the KAT500). > > 73, tom w7sua > > > > On 5/18/2021 4:45 PM, Jim Rhodes wrote: > > With internal tuners on everything I have stopped using power/SWR meters > > on my rigs. If you are matching your antenna before you get to the meter > > the meter just won't tell you anything useful. I suppose I could put one > > between the KPA500 and the KAT500 But I don't use it often and the KPA > > has the barograph meters as well as the digital display anyway. > > > > On Tue, May 18, 2021 at 10:44 AM Tom Azlin W7SUA <[email protected] > > <mailto:[email protected]>> wrote: > > > > I have an external meter on each of my antenna feedlines so I know > the > > actual SWR for each antenna. Also see a difference in the reported > > power > > out on my (still) K3 versus the power reported on the external > SWR/PWR > > meter. > > > > Tom w7sua > > > > On 5/16/2021 4:40 PM, Alan Bloom wrote: > > > I believe the SWR meter in the transceiver is at the input of the > > > internal tuner, not the output. Since it always reads close to > > 1:1 when > > > the tuner is engaged you may not notice if the antenna has a high > > SWR. > > > > > > Alan N1AL > > > > > > > > > On 5/16/2021 5:10 PM, Wayne Burdick wrote: > > >> The K4 shows all four TX bar graphs simultaneously: power, SWR, > > ALC, > > >> and compression. In addition you can select numeric display of > > power, > > >> SWR, supply voltage and current drain for the status area, which > > >> defaults to date/time. > > >> > > >> Wayne > > >> N6KR > > >> > > >> ---- > > >> elecraft.com <http://elecraft.com> > > >> > > >>> On May 16, 2021, at 12:18 PM, Ray <[email protected] > > <mailto:[email protected]>> wrote: > > >>> > > >>> My K3 has a SWR display next to the RF Power meter in the > Display. > > >>> So it Sounds like the K4 Does Not have that type of Display ? > > >>> > > >>> WA6VAB K3 > > >>> > > >>> > > >>>> On May 16, 2021, at 11:04 AM, Tom Doligalski via Elecraft > > >>>> <[email protected] <mailto:[email protected]>> > > wrote: > > >>>> > > >>>> ... > > >>>> I normally would have noticed the change in SWR, and realized > > that I > > >>>> had an antenna problem. But, of course, I had tuned the K4 for > > the > > >>>> first time on 80M when I received it! > > >>>> > > >>>> A learning moment (operator error?). Gonna try to check the > > antennas > > >>>> out a bit more frequently! > > >>>> > > >>>> 73, Tom W4KX > > >>>> > > > > > > ______________________________________________________________ > > > Elecraft mailing list > > > Home: http://mailman.qth.net/mailman/listinfo/elecraft > > <http://mailman.qth.net/mailman/listinfo/elecraft> > > > Help: http://mailman.qth.net/mmfaq.htm > > <http://mailman.qth.net/mmfaq.htm> > > > Post: mailto:[email protected] > > <mailto:[email protected]> > > > > > > This list hosted by: http://www.qsl.net <http://www.qsl.net> > > > Please help support this email list: > > http://www.qsl.net/donate.html <http://www.qsl.net/donate.html> > > > Message delivered to [email protected] <mailto:[email protected]> > > ______________________________________________________________ > > Elecraft mailing list > > Home: http://mailman.qth.net/mailman/listinfo/elecraft > > <http://mailman.qth.net/mailman/listinfo/elecraft> > > Help: http://mailman.qth.net/mmfaq.htm > > <http://mailman.qth.net/mmfaq.htm> > > Post: mailto:[email protected] <mailto: > [email protected]> > > > > This list hosted by: http://www.qsl.net <http://www.qsl.net> > > Please help support this email list: http://www.qsl.net/donate.html > > <http://www.qsl.net/donate.html> > > Message delivered to [email protected] <mailto:[email protected]> > > > > > > > > -- > > Jim K0XU > > [email protected] <mailto:[email protected]> > -- Jim K0XU [email protected] ______________________________________________________________ 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 Message delivered to [email protected]
