[Elecraft] Funny K4 Story

Tom Azlin W7SUA tom at w7sua.org
Tue May 18 11:44:01 EDT 2021


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
>>
>>> On May 16, 2021, at 12:18 PM, Ray <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> 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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