> I am not seeing the Mark frequency displayed on the VFO, but one > which seems to represent the suppressed carrier. The displayed > frequency is offset from the Mark frequency by about 1.3 kHz. > This would correspond with the middle of the K3 filter passband.
What do you have set for "pitch" in AFSK A? If your mark is 2125 but the AFSK A "Pitch" is 915, you would see an approximately 1300 Hz offset. 73, ... Joe, W4TV > -----Original Message----- > From: elecraft-boun...@mailman.qth.net > [mailto:elecraft-boun...@mailman.qth.net] On Behalf Of Stewart Baker > Sent: Monday, February 09, 2009 10:02 AM > To: Elecraft Reflector > Subject: [Elecraft] K3 - AFSK A > > > I have been busy setting up MMVARI together with N1MM to use in > RTTY contests. I have not encountered any real problems, however I > am a little confused when it comes to using the K3 in the AFSK A > mode. > > I am using this mode because it always has the RTTY LSB selected > as default. The audio tones are fed into the K3 via the LINE IN. > > In the Data Mode section of the K3 Owners Manual it says:- > AFSK A also uses Audio-shift transmit, but is optimized for RTTY. > > The VFO displays the RTTY Mark frequency, and LSB is "normal". > > I am not seeing the Mark frequency displayed on the VFO, but one > which seems to represent the suppressed carrier. The displayed > frequency is offset from the Mark frequency by about 1.3 kHz. > This would correspond with the middle of the K3 filter passband. > > It would be nice to display the real (yes I know it's audio) Mark > frequency as this seems to be a standard. > > a) Am I missing something in my K3 setup ? > or > b) The manual is wrong ? > or > c) Something else ? > > 73 > Stewart G3RXQ > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:Elecraft@mailman.qth.net > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
