Bravo ! Best read in this thread. 73, F5VJC
On 2 August 2016 at 20:27, Morgan Bailey <[email protected]> wrote: > Back to the endless amp forum posts. > > *The Plain Truth* > > Better antennas = better communication. > Transmit antennas are not always be best antennas for reception. > Propagation determines communications. > > Power has little to do with propagation when it is in your favor. > > If you cant hear them you cant work them. And even then, if you can hear > them many times, propagation is not 2 way. > > Having a 1500 watt signal on the air has nothing to do with being able to > hear who is hearing you. Otherwise, your just QRM. Alligator syndrome. > > RFI from 1500 watts, Near Field interference, Electrical energy cost are > all added problems of excessive power. > > Water soaked Coax with poor antenna installation with negative 12 db > loss takes 1500 watts to 100 watts on a 100 ft run, using, 100 watts going > down to 1/2 watt, you can still talk because: QRP works! > > A 1500 watt amplifier is not going to make you a better operator. > Many amps today that are being produced over seas have tetrode finals that > will put out 2500 watts easily, check your coax at the frequency that you > want to run and you may be in for a surprise. If you swr is greater than > near unity, you may have problems with the reflected power melting down the > foam by heat and creating more loss. With an amp you have to have resonant > antennas, you don't want RF in the shack. And at that power level antenna > tuners become a very effective Ozone generator, keeps you shack smelling > nice and fresh but it does not do much for your finals and spark gap was > outlawed quite some time back. > > I have a 1.2 kw amp and run it at 450 to 500 watts, why, because it puts me > in a contest class that I can be competitive in because I don't have 6 > towers with stacked beams. Hell I don't even have a beam, just a good > vertical and made 1500 QSO in CQWW WPX, from the middle of the USA, Kansas. > I do have a NCC1 Dxengineering 2 antenna receiving array that I put up for > contests only. But, on the other hand, I run CW and CW gets through 599 > with 100 watts where the same would take 15000 watts on SSB for the same > arm chair communication. > > The cheapest way to communicate with less power is painful for some, but > the truth is always painful when you take the easy way out. > > Drum Roll, > > Learn CW > > My 2 cents, and add that to 3$ and you might be able to get a good cup of > coffee or a good sized can or Monster III. > > Vy 73, > > Morgan NJ8M > ______________________________________________________________ > 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 > Message delivered to [email protected] > ______________________________________________________________ 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 Message delivered to [email protected]
