You might try wrapping the felt, torroid-like, with Teflon pipe thread tape.
NE4W Sent from my Cap'n Crunch decoder ring On Dec 13, 2011, at 5:13 PM, Keith Heimbold <[email protected]> wrote: > Dale, > > That describes the noise I hear as well. > > Let me know if the oil treatment works. > > Regards, > > Keith > AG6AZ > > Sent from my iPhone please excuse typos > > On Dec 13, 2011, at 12:29 PM, "Dale Boresz" <[email protected]> wrote: > >> Hello Natan, >> >> I can hear the same thing here. Decent high frequency hearing and a >> reasonably quiet shack are prerequisites to hearing it though. It's a >> 'shhhhh' sound that occurs as a result of the surface of the knob >> dragging against the felt as the VFO knob is spun. I've considered >> applying a light coat of mineral oil to the felt washer to quiet it >> down, but haven't tried it yet. NOTE: I am not recommending this; I was >> just thinking about trying it... >> >> 73, Dale >> WA8SRA >> >> >> >> On 12/13/2011 11:03 AM, Natan Huffman wrote: >>> Hello All, >>> >>> Last Friday I took delivery of a new K3 along with a P3 and lots of >>> accessories including Fred Cady's book on the K3. Only problem to date is >>> "noisy" VFO knobs. The technique to lessen drag does decrease or eliminate >>> the noise which sounds like fingernails dragged across a chalk board and I >>> do find that noise most objectionable. >>> Of course I can free myself of the noise by backing off the knobs but I'm >>> left with no noise, and no drag at all. So my choices are no noise, or no >>> drag. No drag leaves me with a >>> surprisingly free turning VFO knobs that is problematical and proper drag >>> leaves me with that horrible scraping which for me is simply intolerable. >>> >>> Has anyone come up with this same problem and has found proper mitigation >>> solution? >>> >>> Thanks, >>> >>> >>> >>> Natan W6XR, C6AXR, VS6KR >>> Freeville, NY >>> ______________________________________________________________ >>> 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 >>> >> >> ______________________________________________________________ >> 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 > ______________________________________________________________ > 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 ______________________________________________________________ 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
