[Elecraft] Offset question

Tom Hammond NØSS [email protected]
Wed May 15 16:19:01 2002


John:

>I am a bit confused about the way the K2 handles the CW offset.  I am
>not able to operate in CW Normal mode because my offset goes one way
>while the other stations offset goes the other way.

This is indicative of having the BFO for CW Norm set to the WRONG side of 
the filter center.

>However, if I switch to CW Reverse, I can hear him but the reverse filter 
>doesn't
>sound as good as the normal filter.

If properly aligned, they should sound essentially the same.

>Will I always have to switch to reverse when I am talking with people 
>whose rigs use the upper sideband filters?

Nope... you should never have to know where/how the other guy operates.

>I also noticed that the 600hz pitch that I have chosen in the menu is 
>added to the receive frequency when I transmit but it adds it instead of 
>subtracting it in the reverse mode as well.

Yet another indication that the BFOs on thw rong side of the filter.

>Is this correct?  I would measure my xmit frequency but I gave my freq
>counter to the Boy Scouts two weekends ago (bad timing).

Download a copy of Spectrogram from:

    http://www.visualizationsoftware.com/gram.html

and align your filters again. Docs for using Spectrogram are on the 
Elecraft web site at:

   Spectrogram - CW Filters:
     http://www.elecraft.com/Apps/new_fil_docs/k2_cw_gram.pdf

   Spectrogram - SSB Filters:
     http://www.elecraft.com/Apps/new_fil_docs/k2_ssb_gram.pdf

73,

Tom Hammond   N0SS