[Elecraft] [K3] clarification on VFO and 2nd Rx

Barry N1EU barry.n1eu at gmail.com
Tue Oct 16 07:52:36 EDT 2007


On 10/16/07, David Ferrington, M0XDF <M0XDF at alphadene.co.uk> wrote:
> You might have seen my post asking for clarification too. I'm pretty sure
> KRX3 will always use VFOb and can not be switched at present.
> My understanding is that with the sub on, its audio goes to the right
> channel of the stereo output and VFOa's audio goes to the left channel.
> That's regardless of SPLIT or not.
> So in a pile-up, you can here both the freq when the op is working split.

To accommodate diversity reception, the K3 needs to be able to assign
different frequencies to the subreceiver and transmitter.  Sure, audio
from the two receivers can be tied down to separate L/R outputs.  But
it seems that the subreceiver needs to be assignable to vfoA OR vfoB.
I don't believe you could change vfoB frequency "on the fly" to swap
receive/transmit frequencies in diversity split because of settling
time and needs for fast qsk.

73,
Barry N1EU


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