Not more difficult, just more equipment involved (and $$).... unless you're doing it all from the K3, not using any external interface.
73, Mike NF4L Bob Naumann wrote: > Where did the idea that FSK is more difficult come from? > > FSK requires no setting of transmit audio levels or concerns about sound > card settings - for transmission. > > To me, this cuts the difficulty in half. > > Using a RigExpert or MicroHam (or their equivalent) Interface it's basically > automatic and requires no fiddling with levels. > > 100% FSK RTTY here. Zero problems. > > 73, > > Bob W5OV > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Mike > Sent: Saturday, June 12, 2010 6:37 AM > To: Brett Howard > Cc: elecraft > Subject: Re: [Elecraft] MMTTY FSK > > Fair enough. > > Mike NF4L > > Brett Howard wrote: > >> I'm one of those guys that is a glutton for punishment... To me the >> fact that FSK is more complicated and I've not done it before is the >> actual advantage. I do see FSK as a method that is slightly less prone >> to TX distortions. I built my interface using opto couplers and then >> put in a few jumpers to allow for several grounding situations. Turned >> out that 100% disconnect between all grounds is working very well. >> >> ~Brett (N7MG) >> >> On Fri, 2010-06-11 at 19:28 -0400, Mike wrote: >> >> >>> When I got my K3, I was hot to get it set up on FSK. Somebody here >>> convinced me to try AFSK, and I was blown away by how simple it is, and >>> less complicated to set up. AFAICT, FSK offers no advantage. >>> >>> 73, Mike NF4L >>> >>> Brett Howard wrote: >>> >>> >>>> Ok so I've never done RTTY via true FSK only audio modes... I have to >>>> put in a fence this weekend so I won't be able to play this weekend but >>>> I'm trying to get ready for FD... >>>> >>>> So I've made an interface that consists of a couple opto couplers (one >>>> for FSK and one for PTT)... I've got the radio all setup and shorting >>>> the FSK_IN pin to GND makes the radio switch tones as it should... >>>> >>>> However I'm having issues getting MMTTY to open the COM port. I'm using >>>> an FTDI based USB->RS232 converter. The MMTTY settings have the USB >>>> button right there and they tell me to click on the last 3 options. >>>> I've tried all 3 but in all 3 modes I get the unable to open COM3 >>>> error... >>>> >>>> I'm going to be googling and seeing if anyone else has had this issue >>>> with me but I figured I'd pose here in the event someone here has >>>> already run into this issue. >>>> >>>> ~Brett (N7MG) >>>> >>>> ______________________________________________________________ >>>> Elecraft mailing list >>>> Home: http://mailman.qth.net/mailman/listinfo/elecraft >>>> Help: http://mailman.qth.net/mmfaq.htm >>>> Post: mailto:[email protected] >>>> >>>> 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:[email protected] > > 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:[email protected] > > 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:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
