You could be right. I'm out of town right now so I can't check it. But I think I remember that in some of the digital modes the definition of VFO A frequency is different.
Alan N1AL On 2019-07-23 11:36, Joe Subich, W4TV wrote: > On 2019-07-23 12:47 PM, Alan Bloom wrote: > >> Also be aware that the center frequency differs depending on mode. > > The P3 *should be able to account for that* by using the FI get: > >> FI * (I.F. Center Frequency; GET only) >> RSP format: Finnnn; where nnnn represents the last 4 digits of the K3's >> present I.F. center frequency in Hz. Example: If nnnn = 5000, the I.F. >> center frequency is 8215000 Hz. Intended for use with panadapters, which >> need to keep track of the exact I.F. center frequency as filter bandwidths >> and shifts are changed by the >> operator. > > 73, > > ... Joe, W4TV > > On 2019-07-23 12:47 PM, Alan Bloom wrote: > >> Good advice. >> >> Also be aware that the center frequency differs depending on mode. For >> example, it is the supressed carrier frequency on SSB but is offset by >> typically 600 Hz on CW. >> >> I like to use AM mode for frequeny calibration. After doing a frequency >> calibration on the K3, tune to a signal on the AM broadcast band and >> adjust the P3 frequency calibration. (MENU:RefCal. Cal procedurre is >> on page 39 of the manual) As I recall, AM broadcast stations are >> required to be within 20 Hz of nominal frequency but are typically much >> closer than that. >> >> Alan N1AL > > ______________________________________________________________ > 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 > Message delivered to a...@elecraft.com ______________________________________________________________ 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 Message delivered to arch...@mail-archive.com
