Thanks for the link. I recall seeing the wire when I checked to see if
the IF out level mod had been done.
73
Ian
On 13/06/2012 10:16, Brett Howard wrote:
> If you want to check and be absolutely certain check this document out:
>
http://www.elecraft.com/K3/mods/K3%20rx%20protection%20mod,%20rev%20B.pdf>
> ~Brett (N7MG)
>
> On Wed, Jun 13, 2012 at 2:14 AM, g0afh <
[hidden email]
> <mailto:
[hidden email]>> wrote:
>
> Thanks, useful to know.
>
> I am trying to optimise my 2m system to deal with some
> exceptionally strong signals. The transverter o/p can reach about
> +15dBm before compression, but I think the K3 may be overloaded
> before then. I managed to activate the COR during testing last night.
>
> My K3 was made in June 2010 so should have the extreme signal
> protection mod.
>
> 73
> Ian
> G0AFH.
>
>
> On 13/06/2012 09:19, Brett Howard wrote:
>> the ATTN is 10dB. Not sure where the CORs activate however. I
>> do know that I've hit them before though.. :)
>> Not sure if this helps you but I do also know that you can get to
>> +20dBm and as long as you have the extreme signal protection mod
>> done to your radio (or it was built after 9/1/2009) before the
>> CORs are activated and your ATT will be automatically engaged to
>> protect the RX post amp.
>>
>> ~Brett (N7MG)
>>
>> On Wed, Jun 13, 2012 at 12:52 AM, g0afh <
[hidden email]
>> <mailto:
[hidden email]>> wrote:
>>
>> Hi,
>>
>> What is the value of the RX attenuator in the K3?
>>
>> At what level does the carrier operated relay protection operate?
>>
>> 73
>> Ian
>> G0AFH
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