On 2/2/2011 4:37 AM, Julian, G4ILO wrote: > The reason it is necessary to run higher power when using RTTY is that it is > an antiquated mode designed before the advent of DSP and it requires a > stronger signal to produce good copy than PSK31. The reason it is OK to run > 100W of RTTY using a barefoot K3 is because RTTY is a constant amplitude FSK > mode and does not cause any IMD.
You don't need a lot of power to run RTTY. In the fall of 2009 in one of the RTTY contests I worked all continents with an IC-703+ at 5W into (big) wire antennas... 73, Ross N4RP -- FCC Section 97.313(a) “At all times, an amateur station must use the minimum transmitter power necessary to carry out the desired communications.” ______________________________________________________________ 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