[Elecraft] K3 TX delay

Nick-WA5BDU nick-wa5bdu at suddenlink.net
Fri Feb 17 09:45:38 EST 2012


I use semi-break-in with my AL-811 amplifier.

TX delay set to 8 ms. Key Out line to amplifier. No separate PTT switch 
- T/R control by paddle only.  Semi-break-in delay set to 0.5.

I do not get choppy CW.

73-

Nick, WA5BDU

On 2/16/2012 10:05 PM, Igor Sokolov wrote:
>> But I am finishing my 300w HF amplifier kit and will be using a dc
>> open-frame relay for TR switching of RF.  I guess I can time it using
>> my dual trace scope and set K3 TX DLY accordingly (amp will be keyed
>> with KEYOUT).  I do not use CW very much on HF so QSK with 300w is
>> not necessary (or probably possible).
> Even if you use PTT CW and set TX delay for 20 ms you will get choppy CW
>
>



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