[Elecraft] New KX2 No Transmit

[George King]

Thanks Matt,

I did check both connectors and they are both seated.

73,   George   W5AGK


On 7/3/2016 11:56 AM, Matt Zilmer wrote:
> Hi George,
>
> You should check the two RF cables to make sure they're seated. There 
> is one cable from the ATU to the RF board (two-pin connector at the RF 
> board), and another from the BNC socket to the ATU. Both of these need 
> to be seated in order for the KX2 to work.  The 25.4:1 SWR indication 
> usually means the BNC to ATU cable isn't seated, but I would check both.
>
> 73!
> Matt W6NIA
>
>
> On 07/03/2016 09:51 AM, George King wrote:
>> I just received my KX2 and really like it.  I have the ATU and 
>> battery installed.   Receive works fine, but I cannot transmit. When 
>> I press PTT I get several beeps and in some cases the radio shuts 
>> off.  Sometimes I get a Hi CUR message.  Here is some data:
>>
>> 7.213 MHz,    Voltage 11.7,   Power set at 8 watts.   When I press 
>> ATU to tune the tuner works hard and displays 25.4 - 1 while trying 
>> to tune and never changes.  Is this telling me the SWR is 25.4:1? The 
>> antenna SWR checked at the BNC connector on the antenna at the radio 
>> with an MFJ 259B is 1.3:1
>>
>> 7.285 MHz,  Voltage 11.7,  Power 8 watts,  SWR checked with MFJ 259B 
>> is 2.0:1.  Same result when I press ATU.
>>
>> When I bypass the ATU I still get the same result except that I do 
>> not see the 25.4 - 1 display.
>>
>> Also, same result on all other bands.  I installed the side panels 
>> before I tried to transmit.  I thought maybe I had a bad antenna 
>> connection.  A check with an ohm meter shows a good connection 
>> between the BNC connector and the antenna connection on the ATU board.
>>
>> I checked the connector from the ATU to the RF board and it seems to 
>> be mated properly.  I tried transmitting into a 50 ohm dummy load 
>> with the same result.  I made a jumper cable with a BNC connect on it 
>> and connected it to the ATU bypassing the installed BNC connector - 
>> same result.
>>
>> SN is 463, just installed firmware 2.66.  Did not try to transmit 
>> before upgrading to 2.66 or installing the side panels.  Seems to me 
>> I have a bad antenna connection somewhere. Does this make sense?
>>
>> Any help will be appreciated.
>>
>> George King           W5AGK
>>
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>