[Elecraft] K3 xmit problem

[Mike]

You have one of those too?

rfenabled at gmail.com wrote:
> Your welcome..
>
> Oh oh, the nice man in the white coat wants me to follow him...(:-))
>
> Gary
> Sent via BlackBerry® from Telstra
>
> -----Original Message-----
> From: Mike <nf4l at nf4l.com>
> Date: Sat, 21 Nov 2009 19:59:12 
> To: <rfenabled at gmail.com>
> Subject: Re: [Elecraft] K3 xmit problem
>
> Thanks for the sanity check Gary.
>
> rfenabled at gmail.com wrote:
>   
>> Mike,
>>
>> I can duplicate your reported issue.
>>
>> I confirmed that re-enabling the KAT3 and pressing tune resets the ATU and then when you bypass the ATU the K3 sees the dummy load as 1:1.1
>>
>> Are the vagaries of our Hi-Tech radios of today.
>>
>> Glad it worked OK now.
>>
>> Gary
>> VK4WT/P
>> Sent via BlackBerry® from Telstra
>>
>> -----Original Message-----
>> From: Mike <nf4l at nf4l.com>
>> Date: Sat, 21 Nov 2009 19:50:16 
>> To: <johnlon at sbcglobal.net>
>> Cc: elecraft at mailman.qth.net<elecraft at mailman.qth.net>
>> Subject: Re: [Elecraft] K3 xmit problem
>>
>> 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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>>>     
>>>       
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