It's very nature causes the resulting overall transfer function to become non-linear, leading to distortion and other unwanted by products when active.
-----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Brian Denley Sent: Friday, June 28, 2019 1:38 PM To: Jim Rhodes <[email protected]> Cc: [email protected]; Andy Durbin <[email protected]> Subject: Re: [Elecraft] ALC implementation I have always thought that ALC is not appropriate for power control. It’s a protection system. Over use of ALC acts like compression. No? Brian KB1VBF Sent from my iPad > On Jun 28, 2019, at 1:11 PM, Jim Rhodes <[email protected]> wrote: > > Yes Andy, I used a TS590 at field day. But this is the Elecraft reflector. > These rigs work differently. Use my K3 for FT8 often. I built an > interface for my Kenwood rig too. But you treat them differently. > > Jim Rhodes > K0XU > >> On Fri, Jun 28, 2019, 11:21 Andy Durbin <[email protected]> wrote: >> >> I strongly disagree that ALC should be zero for FT8 but that is based >> only on my experience with the TS-590S. >> >> My draft paper on FT8 harmonics can be found here - >> >> >> https://www.dropbox.com/s/85aoc937kz235iq/FT8%20audio%20harmonics%20d >> raft%20d%20k3wyc.pdf?dl=0 >> >> ALC must be in the control range for closed loop power control to >> work on a TS-590. Operating in the normal ALC range with a TS-590 >> does not degrade the F8 signal. >> >> 73, >> Andy k3wyc >> >> >> ______________________________________________________________ >> 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] ______________________________________________________________ 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] --- This email has been checked for viruses by AVG. https://www.avg.com ______________________________________________________________ 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]
