[Elecraft] K2 audio issue on CW T/R transition

[Mike Harris]

All bands?  There was an advisory a few years ago about VCO voltage 
limits and frequency settling time when changing state TX>RX or the reverse.

Just a thought.

Regards,

Mike VP8NO

On 24/02/2012 10:05, wd8rif wrote:
> Thank you very much for the replies.
>
> The "chirp" I'm hearing on T/R transition isn't a shift in my sidetone; it
> sounds more like a geniune signal somewhere else on the band and my K2 is
> taking just a tiny moment to stabilize the receive frequency as the K2
> switches from transmit to receive. It's a very quick little noise. I don't
> hear it between CW elements but do between word spaces and sometimes between
> characters. (I run about 20wpm with my bug.) I haven't yet checked to see if
> turning off my RIT changes anything.
>
> I will probably install the Alternate AF Gain Wiring Mod at some point--I
> didn't want to change too many things at one time when I replaced the two
> pots. I will also probably perform the A to B mod at some point, too.
>
> Eric, WD8RIF
> http://home.frognet.net/~mcfadden/wd8rif/radio.htm