ENIG is better but unless its class 3 equipment it doesnt make much difference....
Matt W8ESE Former KD8DAO On Sun, Jul 26, 2009 at 5:00 AM, Brett Howard<[email protected]> wrote: > I thought the RoHS compliant stuff that Elecraft is doing was all in the > ENIG process. I've ordered a K1 and a K3 since RoHS and all the boards > are ENIG. Perhaps for the W1 they are using IMAg? > > I should explain: > ENIG = Electroless Nickel Immersion Gold (or gold pads) > or > IMAg = Immersion Silver (or silver (whiteish) pads) > > For the record both have their pluses and minuses such as the IMAg is > more susceptibile to oxidization and other cleaning issues (cleaning > when the boards are made) where as ENIG is usually less often plagued by > cleaning issues however contamination in the process can lead to whats > referred to as black pads. ENIG costs a little more and is generally > accepted as slightly "better". Probably mostly because of the higher > cost. ;) > > ~BTH > > On Sat, 2009-07-25 at 19:52 -0400, Don Wilhelm wrote: >> David, >> >> I believe that is one version of the RoHS compliant solder pads. >> >> 73, >> Don W3FPR >> >> David Heinsohn wrote: >> > I just started working on the W1. So I just really looked at the >> > circuit board. I noticed that the pads seem to be white rather than >> > silver or gold. So all you bright folks can tell me what's different >> > and why. I assume that this is a new and better way to produce a >> > board. It certanly takes solder OK. >> > >> > TNX >> > de >> > KD0R >> > David >> > >> > >> ______________________________________________________________ >> 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
