Oh brother!
----- Original Message ----- From: "briana" <als...@nc.rr.com> To: <elecraft@mailman.qth.net> Sent: Wednesday, May 02, 2012 7:45 AM Subject: Re: [Elecraft] question for psk users > Guys, > > This rational is bogus. The PSK users have to get used to decoding one > signal at a time with narrow filters if that's what is necessary. To > expect to have 2 or 3 KHz free of strong signals is crazy. > > Dealing with this reality puts the burden on the receiving end. No way > can you control what the rest of the wold does. This isn't the Magic > Kingdom. > > Given that PSK is a narrow bandwidth mode, why not use that to your > advantage? > > Other modes deal with strong adjacent signals, why not PSK? > > You bought a K3 for its high dynamic range and high adjacent signal > handling capability. Why not use it for this purpose? > > Of course the argument ignores all the laws of physics and > propagation. I suggest you run some VOACAP prediction calculations > with 25 watts and look at what you can't work with 25-75 watts. You > may not be interested in working the other side of the world, but others > are. > > PSK isn't magic. > > 73 de Brian/K3KO > > > > > > On 5/1/2012 11:46 PM, Jon Perelstein wrote: >> Eric KG6MZS asked why wouldn't you run more than 70w on PSK >> >> Because with the close spacing of signals in the various PSK sub-bands, >> a >> signal of more than about 50watts will completely annihilate all the >> other >> PSK signals and make that sub-band unusable for everyone else. The rule >> of >> thumb for being polite on PSK is to operate 25-30w max. I won't claim >> that >> there aren't some who are operating more (you Cuban stations know who you >> are), but many/most of us will avoid QSOs with people who are obviously >> running 50w+ >> >> 73s >> Jon, WB2RYV >> ______________________________________________________________ >> 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 >> >> >> ----- >> No virus found in this message. >> Checked by AVG - www.avg.com >> Version: 10.0.1424 / Virus Database: 2411/4972 - Release Date: 05/01/12 >> >> >> > > ______________________________________________________________ > 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
