[Elecraft] Funny K4 Story

[Tom Azlin W7SUA]

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 <tom at w7sua.org 
> <mailto:tom at w7sua.org>> 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 <wa6vab at gmail.com
>     <mailto:wa6vab at gmail.com>> 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
>      >>>> <elecraft at mailman.qth.net <mailto:elecraft at mailman.qth.net>>
>     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
>      >>>>
>      >
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> -- 
> Jim K0XU
> jim at rhodesend.net <mailto:jim at rhodesend.net>