Hi Mike,

The PRE setting is already stored separately in the RX ANT on and off  
cases, on a per-band basis. (This is also the case for the K2.)

73,
Wayne
N6KR

On Dec 4, 2009, at 10:56 AM, Mike wrote:

> 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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