[Elecraft] K3 xmit problem

[Mike]

Hi John -

I actually had the tuner off. I re-enabled it, tuned, and turned it back 
off, and bada-bing, bada-bang! Looks OK now.
I don't understand why that worked, but I'm happy it did.

Thanks for the tip!

John R. Lonigro wrote:
> Mike:
> This is a shot in the dark (I don't even own a K3).  Did you tune the 
> rig when you installed the dummy load?  If it is like the K2 (and I 
> think it is in this regard), the antenna tuner stays at the settings it 
> last made for whatever load was placed on the antenna input.  Putting a 
> dummy load on it doesn't guarantee the SWR is 1:1.  You need to tune the 
> rig for the dummy load.  Then it should be close to 1:1 if all is 
> working properly.
>
> The fact that it seems to work fine with antenna 2 aroused my suspicion 
> that this is the only problem you are facing.
>
> 73's and good luck,
> John AA0VE
>
> Mike wrote:
>   
>> K3/100 #3539 with KAT3, KXV3, KTCX01-1, 2.8, 400, 250 filters. MCU 3.57, 
>> FPF 1.06, DSP1 2.45.
>>
>> Transmitting into a dummy load, with nothing else in line, Antenna 1 
>> shows an SWR of 7.1-1 on 20 meters. On 10 meters, SWR is 1.1-1 and I 
>> have a HI CUR flag.
>> On all the other bands SWR is OK.
>>
>> SWR on antenna 2 is OK on all bands.
>>
>> What should I be looking at to fix this?
>>
>> Thanks, Mike NF4L
>>
>>   
>>     
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