[Elecraft] K3 - erratic keyer behavior serial related

[Vic K2VCO]

Stephen Prior wrote:
> I'm getting a similar thing here.  I have no KRX3 and have HRD (latest
> version) communicating with the K3 at 38400 baud.  If I send a series of
> dahs, every so often the dah becomes a dit.  If I send a series of dits then
> that seems okay.
> 
> The paddle is plugged directly into the K3 and there is no other software
> trying to talk to the K3 at the same time.  The connection between the PC
> and the K3 is purely serial, no USB interface is involved.  Latest K3
> firmware too.  I have not noticed this behaviour before.  It is independent
> of both cw speed and rf output.  If I close HRD the problem disappears.

Have you tried increasing the refresh interval in HRD? Tools / Program Options / Comms. 
I'm not near my radio now so I can't try it.
-- 
73,
Vic, K2VCO
Fresno CA
http://www.qsl.net/k2vco