When I was at HP we recommended DeOxit red liquid on precision instrument (NanoVoltMeter) connectors- in fact we shipped a tiny bottle with each instrument. There is another - ProGold - for gold plated connectors. Both are “Good Stuff” for keeping connectors clean and conducting. 73, de K0PF
Sent from my phone > On Jun 8, 2025, at 5:55 PM, Rick Robinson <[email protected]> wrote: > > Are you thinking of DeOxit ? Thin red liquid that has been around for years > and great for cleaning and protecting . Not messy. Noalox is for aluminum > electrical connections. Look up DeOxit and I think you will see this is > what would be the proper product. > >> On Sun, Jun 8, 2025 at 7:42 PM Drew AF2Z <[email protected]> wrote: >> >> NO-OX-ID contact grease is the stuff. Works great for RF and audio >> connectors. >> >> 73, >> Drew/AF2Z >> >> >> >>> On 6/8/2025 17:27, Ray Maxfield wrote: >>> Hi Jim and GP. >>> I would only use No-Oxide "type grease" on the TMP connectors. >>> A very lite coat is all that is needed. >>> >>> Ray WA6VAB K3 >>> >>> ________________________________ >>> From: [email protected] <[email protected]> >> on behalf of [email protected] <[email protected]> >>> Sent: Sunday, June 8, 2025 1:11 PM >>> To: [email protected] <[email protected]> >>> Cc: [email protected] <[email protected]> >>> Subject: Re: [Elecraft] TMP connectors >>> >>> Hi Jim, >>> >>> The last time I re-plugged those connectors after having my K3's sub >> out, I >>> did apply a small amount of dielectric grease to the tip and the shell. >> Just >>> used very little smear (not a glob) on the tip of my finger to touch >> those >>> parts. That also made correct and full insertion easier. >>> >>> Contacts use pressure to squoosh their little conductive hills into/onto >> the >>> mating surface. After that, they need protection from atmospheric and >>> moisture deterioration. The grease keeps it from reaching those >> microscopic >>> areas as it gets pushed aside all around of where they squoosh. >>> >>> I've been using it on outdoor coax connectors for ages, and recenrly on >> the >>> braid of crimp-on connectors before crimping. Never had an issue . >>> >>> 73, >>> Chet, N8RA >>> >>> >>> -----Original Message----- >>> From: [email protected] <[email protected]> >> On >>> Behalf Of Jim Rhodes >>> Sent: Friday, June 6, 2025 10:26 PM >>> To: [email protected] >>> Subject: [Elecraft] TMP connectors >>> >>> My K3 does not get a lot of use anymore because its spot on the desk has >>> been taken by the K4D. Now the K4 has been at the mothership and the K3 >> was >>> perking along just fine and then went silent suddenly. No receive, no >>> transmit. I opened it up and poked around a bit the next day with the >> top >>> cover off and all of a sudden the receive started crackling and transmit >> was >>> fine. Buttoned it back up and it worked fine during off and on use for a >>> few days, then it went quiet again after an all day stretch. So I popped >>> the top and twisted all of the TMP connectors that I could reach, >> powered it >>> up and it has been working fine again. >>> My question to the group is: Has anyone ever gone to the trouble of >> treating >>> all of those pesky little connectors with some kind of dialectric grease >> to >>> keep them from this kind of behavior? By the time you add the second >>> receiver and the 2 meter board there gets to be a lot of the little >> buggers >>> in there and most of them are hard to get at. Seems like it might be a >> good >>> project to try now that the K4 is on its way home again. >>> >>> Jim K0XU >>> [email protected] >>> ______________________________________________________________ >>> 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 >> Message >>> delivered to [email protected] >>> >>> ______________________________________________________________ >>> 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 >>> Message delivered to [email protected] >>> ______________________________________________________________ >>> 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 >>> Message delivered to [email protected] >> ______________________________________________________________ >> 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 >> Message delivered to [email protected] >> > ______________________________________________________________ > 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 > Message delivered to [email protected] ______________________________________________________________ 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 Message delivered to [email protected]
