[Elecraft] KRX3: configuration for second antenna routing

Bob Thompson - N9SF bobt at indy.rr.com
Wed Jan 21 07:49:19 EST 2009


Hi All,
The diagrams in the Main and Sub Receiver Antenna Routing section of 
the of the Operators Manual are helpful.  But, some confusion might 
be avoided if the internal plug connections could be indicated in some way.

73,
Bob - N9SF

At 09:23 PM 1/20/2009, Don Wilhelm wrote:
>Brian,
>
>Whether figure 3 is applicable to your K3 or nor depends on how you have
>the subRX antenna connection physically connected.
>
>If you have connected the subRX antenna to the Aux RF BNC connector, the
>configuration shown in Figure 3 is not possible whthout changing the
>antenna cable to the subRX.  With the cable from the BNC to the subRX
>connected, you may choose to connect the subRX to either the main RX
>antenna or the the AUX RF input.
>
>To connect the subRX auxiliary input to the non-transmit KAT3 antenna,
>the TMP cable from the KAT3 to the subRX antenna input must be in place
>(instead of the TMP cable from the BNC).
>
>Factory built K3s with the subRX installed have the BNC cable installed
>and a separate TMP cable is shipped with the K3 to allow the user to
>change to the non-transmit KAT3 antenna.
>
>All of this is explained on pages 24 and 25 of the KRX3 installation
>manual.  The first paragraph on page 25 says it all - "only one of these
>options can be installed at one time".
>
>73,
>Don W3FPR
>
>Brian Machesney wrote:
> > Pardon my density, but I can't figure out how to realize the function
> > depicted in figure 3 of the K3 Owner's Manual: routing a signal from
> > the ANT2 connector to the KRX3 through the KAT3. I don't see anything
> > in the FAQ. Can someone, please, tell me how to configure the rig so
> > that K1 and K3 are properly actuated.
> >
> > Thanks,
> >
> > Brian K1LI
> > K1 # 270, K2 # 3070, K3 # 2465
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