[Elecraft] K3 SO2R Question

[Tony Fegan VE3QF]

Hi Jim,

	I think this is the thread you are looking for:
 
http://n2.nabble.com/KRX3-Overload-Protection-on-160M-td3814157.html#a3814157 


	Hope this helps.
73
																Tony Fegan VE3QF


Jim Harris wrote:
> Hi Folks,
> 
> I'm currently selling an off-shore rig with the hopes of acquiring a
> second K3 for SO2R, primarily for RTTY contesting.  I believe I've
> seen somewhere in the not to distant past that is was said the K3
> receive front end can withstand 1-2 watts without damage.  I've spent
> the last hour reviewing the email archive and can find no reference
> to that.  Can anyone confirm or deny my remembrance?  (Or, is it all
> just wishful thinking?)  Is there anyone on the reflector that is
> operating a K3 SO2R station without the thousand or so dollars of
> band pass filters needed to protect the radio's front end?
> 
> Second part of the question is.....if possible to not damage the
> front end, what is the possibility of desensing or causing blocking
> or noise that would interfere with reception on one receiver when
> transmitting on the other radio.  I'm sure that is highly dependent
> on band(s) and separation of frequencies within the band.  I'll fully
> aware of the K3's ability to completely block signals a few kilohertz
> away but when RTTY contesting I do seem to notice there may be some
> desensing or AGC action from these signals even though they are not
> heard or processed by MMTTY.
> 
> Comments very much appreciated.
> 
> CU in the Colorado QSO Party Sept 4th, 2010.
> 
> 73,  Jim, W0EM
> 
> 
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