Well I have done this yesterday ie removed / disconnected the internal speaker so it cannot occur again. It's a fix until Wayne es the boys can move up on this minor Issue.
Ken..G0ORH sn3759 Sent from my iPhone On 22 Dec 2009, at 16:14, Phil Hystad <k7...@comcast.net> wrote: > One solution that I think is a worthy idea is to remove the speaker > from the K3 > permanently. This should allow more room inside the K3 for future > little add-on > things that Wayne and Eric might come up with. > > Then, a small external speaker in a nice matching enclosure could be > sold as a > "kit" separately. Not all of us would need it. I have a nice > external speaker now > that I would use on my forthcoming K3. > > I mean, who uses the built in speaker anyway. If you are operating > portable then > very likely (since you might be outdoors at a campsite for example) > you would use > headphones anyway. > > phil, K7PEH > > > On Dec 22, 2009, at 8:06 AM, n...@aol.com wrote: > >> I became aware of the problem last summer while in Maine. I was on >> 6-Meter >> CW and K1DG/N1LI gave me a quick call and asked me to QSY to fone. >> So I did >> and he asked me what rig I was using; I told him the K3. >> Then he told me I had sidebands. It took us a while to find the >> cause: I >> was operating in "casual" mode and using the K3's internal speaker. >> What we >> found out was that the problem disappeared when I turned the >> monitor volume >> down to nothing! ...but it's hard for me to send CW that way, >> especially >> with a paddle and the internal keyer... Then I found out that the >> problem >> went away if I used my headphones...so that was the workaround. >> >> I called Elecraft support on it and they verified that the problem >> exists >> and that they're working on it. What was news to me (I should have >> read the >> manual!!!) was that the CW is generated on the DSP board and that the >> speaker accoustically couples to the board. This is supposed to be >> minimized by >> the mounting washers on the speaker, so I disassembled the speaker >> on the >> top cover and reassembled it, being diligent to insure the washers >> were >> properly located, etc. per the assembly instructions. >> >> For good measure/insurance, I've used external speakers or >> headphones ever >> since. >> >> But, you know, there are situations where operators would probably >> use the >> K3's internal speaker, such as demonstrating the rig to visiting >> hams or at >> Field Day, or some such thing. That might not be good publicity if a >> returning station or two came back and said "Shut it off...you're >> polluting the >> band!", and they were right! >> >> Like Wayne said, they're working on it. >> >> Bert, N4CW >> ______________________________________________________________ >> Elecraft mailing list >> Home: http://mailman.qth.net/mailman/listinfo/elecraft >> Help: http://mailman.qth.net/mmfaq.htm >> Post: mailto:Elecraft@mailman.qth.net >> >> 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:Elecraft@mailman.qth.net > > 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:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
