Re: [Elecraft] K3 receive filter center frequency?

2011-12-24 Thread Don Putnick
an.qth.net" >Sent: Saturday, December 24, 2011 9:23 AM >Subject: Re: [Elecraft] K3 receive filter center frequency? >Don, >DATA A and AFSK A are not the same. For PSK31 with a center frequency of >1500 Hz, you should be using the DATA A s

Re: [Elecraft] K3 receive filter center frequency?

2011-12-24 Thread Richard Ferch
Don, DATA A and AFSK A are not the same. For PSK31 with a center frequency of 1500 Hz, you should be using the DATA A submode. In AFSK A, which is really intended for Baudot RTTY only, the normal or default filter center frequency is controlled by the PITCH setting; with the default PITCH sett

[Elecraft] K3 receive filter center frequency?

2011-12-24 Thread Don Putnick
So I've been using TX DATA/AFSK A for PSK31 on 20M for quite a while with no problems. With the recent activity on 10M, I thought I'd give PSK31 a try up there. For whatever reason my 2700 Hz filter is centered on 1500 Hz (as I would expect), but my 500 Hz filter is centered on 2210 Hz. It turns