[Elecraft] Operating Split with the K2

Thu Apr 3 12:55:05 2003

If that is so (have no reason to doubt you) then that is an issue. It needs to remember the last setting on the band/mode to begin with, not start from scratch.

Might this be a firmware issue?

> 
> From: "Ron D'Eau Claire" <[email protected]>
> Date: 2003/04/03 Thu AM 11:55:52 EST
> To: "'Elecraft Reflector'" <[email protected]>
> Subject: RE: [Elecraft] Operating Split with the K2
> 
> That'll appear in CW at times too, depending upon what you have just done.
> The K2 controls power with a "feedback" loop that senses the output power
> level and compares it to the level that you've requested with the POWER
> control. 
> 
> Under certain circumstances the K2 will set the transmit power to minimum.
> While you are receiving the logic has no way to detect that you have
> something above minimum power selected. When you start transmitting, there
> can be a very short but finite delay while the K2 starts transmitting, the
> power control logic notes that the power is too low compared to what you
> have "requested" with the POWER control, and it brings the power up to that
> level. 
> 
> It happens very quickly, but a quick operator can get a couple of syllables
> out (or a dit or dah in CW) before the power control circuitry catches up. 
> 
> The same can happen when reducing power. If, for example, you change the
> power from 100 watts to 5 watts and hit the key or speak into the mic, you
> will see a brief surge at 100 watts until the power control reacts and
> adjusts the output accordingly. 
> 
> Ron AC7AC
> K2 # 1289 
> 
> -----Original Message-----
> From: [email protected] [mailto:[email protected]]
> On Behalf Of Hank Kohl K8DD
> I noticed the lag in the VFO display switching .... and also if I had my 
> mouth going the instant I hit the footswitch the stations on the other end 
> would come back to "the 8deltadelta".  After a few of these I noticed that 
> the wattmeter was not moving until the third syllable of the 
> "kiloeightdeltadelta".
> 
> So I started to give the footswitch a half second lead time over the mouth 
> and more stations got the kilo.
> 
> 73    Hank   K8DD
> 
> _______________________________________________
> Elecraft mailing list: [email protected]
> You must be a list member to post to the list.
> Postings must be plain text (no HTML or attachments).
> See: http://mailman.qth.net/mailman/listinfo/elecraft
> Elecraft Web Page: http://www.elecraft.com
> 

73, Guy
K2AV