Hi Ian,

All Bugs have some amount of contact bounce. K3 does not have debounce
circuitry. I use a debounce device between Bug and rig. Several can be
found on the internet.

I made one: https://www.kn5l.net/debounce555/

John KN5L

On 5/9/21 12:38 PM, IK4EWX wrote:
> Dear friends, Elecraft K3S owners, now I am sure that the K3S is a CW
> transceiver suitable only for the use of paddles with its internal keyer or
> external pc keying.
> I had already noticed with the Begali Intrepid bug that the K3S introduced
> extra points that were not my manipulation errors. 
> Today, using a spectacular and magnificent Mecograph mod. 3 of 1908,
> restored to maximum efficiency, in transmission at about 25 wpm, the
> Elecraft K3S, both in qsk and in vox, generates a lot of errors in
> transmission. It generate understandable CW.
> The same bug used on a Ten Tec Corsair II and a Cubic 102BXA is instead
> perfect, with an excellent cw and without any errors.
> There is and has been certainly a problem with the key input circuit on the
> K3S. 
> I hope that the same design and construction error will not happen again on
> the K4 Elecraft.
> Otherwise it will certainly not be a bug user transceiver.
> It is a lot better an IC7300, which my friend IK4DCT uses with his two
> Mecographs without any problems.
> Ian IK4EWX
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