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Been reading with some interest the recent thread about SSB output "coming up" after a few seconds. Different situation here with my K3. 1) Tune up output is a few watts higher than power setting (as expected). 2) When observing peak output on my LP-100 wattmeter (known to work fine), the peak output is only 40-45% of power setting. 3) If one really yells into the mic, the peaks will come up, but still not where they should be. 4) Mic gain = 60 5) Compression - 15 (any more and the audio begins to be less clean) 6) Mic config setting = HI 7) Issue exists no matter which microphone is being used. 8) Audio quality is rated as good or excellent by those with whom I QSO. 9) Frequency / Band does not impact the issue. 10) AM mode output is about 40 watts. Any thoughts? 73' Brian KDOHII ______________________________________________________________ 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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Do you have the right mic selected? If so does the mic your using required a bias to work correctly?
73 Doug N3QW ----- Original Message ----- From: [hidden email] To: [hidden email] Sent: Friday, April 2, 2010 1:51:53 PM GMT -05:00 US/Canada Eastern Subject: [Elecraft] Peak SSB Output vs. "Tune" output Been reading with some interest the recent thread about SSB output "coming up" after a few seconds. Different situation here with my K3. 1) Tune up output is a few watts higher than power setting (as expected). 2) When observing peak output on my LP-100 wattmeter (known to work fine), the peak output is only 40-45% of power setting. 3) If one really yells into the mic, the peaks will come up, but still not where they should be. 4) Mic gain = 60 5) Compression - 15 (any more and the audio begins to be less clean) 6) Mic config setting = HI 7) Issue exists no matter which microphone is being used. 8) Audio quality is rated as good or excellent by those with whom I QSO. 9) Frequency / Band does not impact the issue. 10) AM mode output is about 40 watts. Any thoughts? 73' Brian KDOHII ______________________________________________________________ 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 ______________________________________________________________ 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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In reply to this post by Brian J. Linn
All:
The issue has been resolved. It was an Operator Induced Open Head Space Issue related to the operation of the wattmeter, which seems to work better than its operator! 73 Brian KD0HII ______________________________________________________________ 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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