[Elecraft] K3 6M operation

[Mike]

Thanks Wayne -
Is there a way to disconnect the internal preamp from the RX ANT button, 
so that tapping the RX ANT button doesn't turn on the internal preamp?

Mike
Wayne Burdick wrote:
> The PRE icon pertains only to the K3's internal preamp. I suggest  
> turning it off in most cases when you're using the PR6. Otherwise  
> you'll have more gain than necessary, possibly degrading dynamic  
> range. (With the PR6 on -- giving you an MDS of about -144 dBm --  
> turning on the internal preamp would provide only a small fraction of  
> a dB improvement.)
>
> To turn the PR6 itself on, you need to turn on the RX ANT path (which  
> you have done), but you also have to power the preamp. You can leave  
> it powered all the time (via a jumper block, if I'm remembering  
> correctly), or (preferably) turn it on/off using the DIGOUT1 signal on  
> the 15-pin accessory jack. The PR6 manual should cover all of this.
>
> 73,
> Wayne
> N6KR
>
>
> On Dec 4, 2009, at 10:32 AM, Mike wrote:
>
>   
>> No one knows?
>>
>> Mike wrote:
>>     
>>> I installed the PR6, hooked up to the control line. I set up the  
>>> CONFIG
>>> menu. When I put the rig on 6M, and tap RX ANT to turn on the PR6,  
>>> the
>>> display shows RX and PRE.
>>> Is the other preamp engaged at the same time? The PRE on the LCD  
>>> can be
>>> toggled by tapping the PRE button.
>>>
>>> 73, Mike NF4L
>>>       
>
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