Ryan, Another option is to use a short length of coax, sma male to sma female, to avoid the issue of something torquing the SMA jack on the KX3 loose. Something like this?
https://www.amazon.com/DHT-Electronics-coaxial-assembly-female/dp/B00COJWS32/ref=sr_1_5?ie=UTF8&qid=1527357956&sr=8-5&keywords=sma+male+to+sma+female+cable On Sat, May 26, 2018 at 10:51 AM, Ryan Noguchi <ai...@yahoo.com> wrote: > Thanks for your email, Mike. > > I was thinking of trying to keep the Loctite on just one side of the > connector (leaving the other side with metal-to-metal contact) and possibly > also shaving off some paint from the outside of the KX3 case to provide > better contact on that side. I think I'll hold off on that thought for now, > as I'm not sure that's such a great idea. > > I'll let you know if I get any ideas or offline suggestions. > > 73, Ryan AI6DO > > > On Saturday, May 26, 2018, 9:36:26 AM PDT, Mike Parkes <mspma...@gmail.com> > wrote: > > > Ryan, > I experienced the same issue on my kx3 also. I was able to tighten it down > enough with a wrench to keep it snug so far, but still keep an eye on it. I > also thought abt locktite but didn't like the idea of introducing non > conductive material between the case and the jack. > 73's Mike AB7RU > > On May 26, 2018 8:01 AM, "Ryan Noguchi via Elecraft" < > elecraft@mailman.qth.net> wrote: > > I recently bought and installed the KX3-2M transverter module in one of my > KX3s and am enjoying a much better experience receiving the downlink from > the Mode B AMSAT birds, compared to the TH-F6A I was using previously. > Sensitivity and ergonomics are a huge improvement. > Unfortunately, I find that the SMA connector loosens very quickly. I've > already had to open the case and almost completely uninstall the > transverter once (undoing and redoing everything except the internal coax > connections) just to retighten the nut, and it's already worked itself > loose again. Does anyone have a trick they used to keep the nut from > loosening? I can't get a lot of leverage with needlenose pliers with such a > skinny nut in such close proximity to fragile components, and the thin > lockwasher doesn't seem to be very effective. I thought I had cranked it > down pretty tight, but apparently not tight enough. > I seems that it would have been better to have the separate nut on the > outside end of the connector (like the connectors on the PX3), since those > can be tightened up very easily from the outside. > One option might be to use Blue Loctite. I don't think I'd ever need to > remove it unless Elecraft comes up with a dual-band (2M and 70CM) internal > transverter to replace it, but this option would likely be permanent since > I don't think I could get enough mechanical leverage to break the Loctite > and don't think heating up the connector to loosen the Loctite would be a > good idea. > Any better ideas? > Thanks and 73, Ryan AI6DO > ______________________________________________________________ > 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 > Message delivered to mspma...@gmail.com > > > ______________________________________________________________ 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 Message delivered to arch...@mail-archive.com
