I calibrated the tuner to a 50 ohm load on CALP. With the tuner tuned to a non-50 Ohm load, the requested power does not match the output power by any definition of the word.
Tom On Jul 19, 2009, at 9:48 PM, Don Wilhelm wrote: > Tom, > > No adjustment is required. In CALP state, the tuner must be working > into a 50 ohm load for accurate power readings. If you are > connected to an antenna that has a feedpoint impedance other than > 50+j0 impedance, you can expect "unexpected" results. > When you change the ATU menu to Auto and do a TUNE, the tuner has > done its job of providing a 50 ohm match to the K2 and the power out > will be as requested. > > 73, > Don W3FPR > > Tom Campie wrote: >> This has been beaten over and over I think but I haven't found >> anything on it yet: >> >> I just got back from the lab at work and used a very well >> calibrated power meter to calibrate my KAT2 power meter. Now on >> 40m at home, I set my power control to 5w and tuner to Pout. The >> tuner now reads 2.9w. Not until I tune the requested power to 8 >> watts or so does the tuner say I'm putting out 5 watts. Isn't >> there a way to adjust it so that the requested power matches the >> tuner output power so that the S/ Power meter reads the right >> value? That's the most annoying part... >> >> Tom >> ______________________________________________________________ >> 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 >> ------------------------------------------------------------------------ >> >> >> No virus found in this incoming message. >> Checked by AVG - www.avg.com Version: 8.5.375 / Virus Database: >> 270.13.20/2248 - Release Date: 07/19/09 05:57:00 >> >> ______________________________________________________________ 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
