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Spent a few hours in WPX SSB, but gave up as power levels from my K3 were all over the place.
My linear did not appreciate the wild input power swings. Back to the bad old days. Using the latest beta. Hope this problem gets fixed soon. 73 Stewart G3RXQ ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[hidden email] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html |
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I am also using the latest beta (3.04) and don't find the power level on
SSB swings much, it was also OK in that regard with the previous beta (3.03). The firmware between v2.38, which as fine, to the last two suffered badly from short duration spikes on SSB, these spikes could be readily produced by scratching a microphone grille or sibilants in speech. My drive levels are typically 23~25 Watts to an Acom 1000 linear. Is this the same "tune then creep up in power" issue as noted by others, or a general tendency to create high power spikes? 73 Dave, G4AON =================== Spent a few hours in WPX SSB, but gave up as power levels from my K3 were all over the place. My linear did not appreciate the wild input power swings. Back to the bad old days. Using the latest beta. Hope this problem gets fixed soon. 73 Stewart G3RXQ ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[hidden email] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html |
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Hi Dave,
No it's not the spike problem. I think that it is close to the "tune then creep up in power" issue. It only seems to be a problem when the KPA3 is selected. The power output on either a whistle or using the 2 tone oscillator is low on SSB, and hitting the key puts the power back up. However, the increased/restored power level is nowhere near as stable or repeatable as I would like. Bands above 40m seem unaffected. 73 Stewart G3RXQ On Mon, 30 Mar 2009 17:53:19 +0100, Dave G4AON wrote: > I am also using the latest beta (3.04) and don't find the power level on > SSB swings much, it was also OK in that regard with the previous beta > (3.03). The firmware between v2.38, which as fine, to the last two > suffered badly from short duration spikes on SSB, these spikes could be > readily produced by scratching a microphone grille or sibilants in speech. > > My drive levels are typically 23~25 Watts to an Acom 1000 linear. > > Is this the same "tune then creep up in power" issue as noted by others, > or a general tendency to create high power spikes? > > 73 Dave, G4AON > =================== > Spent a few hours in WPX SSB, but gave up as power levels from my K3 > were all over the place. > My linear did not appreciate the wild input power swings. Back to the > bad old days. > Using the latest beta. Hope this problem gets fixed soon. > > 73 > Stewart G3RXQ ... [show rest of quote] ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[hidden email] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html |
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