[Elecraft] Can there be a delay before xmit after pressing the XMIT button on my K3?

John_N1JM johnn1jm at gmail.com
Thu Dec 19 12:06:46 EST 2013


In the K3s menu there is a TX Delay setting. Maybe that will accomplish what
you need.

73, John N1JM


KD7YZ Bob wrote
> Howdy K3' people:
> 
> I use a sequencer which helps ensure that RF does not flow from the K3
> before a sensitive LNA is switched out of the RF path.
> 
> This works if a foot-switch is pressed here. It  works when the
> Tigertronics "SignaLink USB" closes the sequencer's PTT  input.
> 
> However, the K3's "XMIT" button will key the rig and I see no wy to have
> that action tell the Sequencer that it's internal PTT needs activation.
> This would need doing prior do RF flowing.
> 
> If there was a way that a delay could be chosen/set to follow the
> pressing of XMIT button then I might try using the K3 PTT out or the
> XV144 Key-Out.
> 
> I would like to think I will not press the K3 XMIT button but that "ain't
> gonna happen" as I am likely to use "XMIT" with a reduced output to tune
> an external 2m PA .
> 
> Or, sometimes I am just stupid and press XMIT anyway ... wouldn't be
> nice to destroy an expensive LNA ..... especially in the middle of a
> QSO with a severely weak station.
> 
> -- 
> 73
> KD7YZ Bob
> 
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-----
73, John N1JM
K3 #5986
P3 #1752
KPA500 #596
KX3 #926
XG3
XG1

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