Randy, What you say is true only if working into a load that is not frequency selective - like a dummy load. If working into an antenna, that will be frequency selective and any harmonics will increase the SWR indication.
73, Don W3FPR On 10/10/2012 8:17 PM, Randy Farmer wrote: > It's pretty unlikely you'd see harmonic content on any kind of broadband > power sensor like a SWR meter. Even if the transmitter was really bad > and had harmonic levels only 40 dB down, this would mean for 100 Watts > output you would be getting 10 mW in harmonic energy, which wouldn't > wiggle anybody's meter very much. And if the total harmonic power at 40 > dB down was just equal to the reflected power from your antenna > mismatch, this would mean the antenna would have a VSWR of 1.07. My > money's on diode nonlinearities at low power levels. > > ______________________________________________________________ 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
