20 A with 1.2 volt drop? 24 watts, the connector would melt! Kurt > From: [email protected] > To: [email protected]; [email protected] > Date: Fri, 25 Mar 2011 08:08:28 +1000 > Subject: Re: [Elecraft] Anderson Powerpoll connector > > I have to admit that I am not a fan of APP's either. > I just cannot relate to the voltage drop across the connectors when drawing > 20+A. > On my rig (with its factory built cable) it approaches 1.2 Volt. (And yes, > the connectors do get warm!) > Even with decent cables that I have made using 4mm wire and 45Amp PP > connectors I still see .6 to .8V drop. > That to my mind is not acceptable. > So, once the warranty expires on my K3 (in May) I am going to ditch the APP's > and solder a fly lead of 4mm twin lead wire directly to where the APP's were > or look at some (better) alternatives. > > > Jeff Cochrane - VK4BOF > Elecraft K3 # 4257 > ----- Original Message ----- > From: Ron D'Eau Claire > To: [email protected] > Sent: Friday, March 25, 2011 7:55 AM > Subject: Re: [Elecraft] Anderson Powerpoll connector > > > At the risk of re-energizing an old debate, I have *never* crimped a > PowerPole connector and have *never* had a problem. All of mine are soldered > just as Elecraft recommends if you don't have the correct crimp tool. > > In the APP Power Supply Cable Kit instruction sheet is a detailed cut-away > drawing of how the APP connector contacts insert into the shell and lock for > solid, reliable contact. > > Ron AC7AC > > > > > -----Original Message----- > > I guess my problem is: after reaching a certain age I have developed a bag > full of skills, which have served me very well for over a half century. > Installing small connectors is a piece of cake, that is until I came against > the APP. Didn't think needed to read the instruction sheet. After all, I > should be able to correctly install this with my bag of knowledge, right? > Now that I have achieved a higher level of connector expertise, I still > prefer the Molex, but that's me. > Also, something about having to buy a $30 crimper to do the right job tends > to rub me in the wrong direction as well. > Thanks for the bandwidth. > BillHarris-w7kxb/7 > (long live the KISS principal) > > > From: [email protected] > > Date: Thu, 24 Mar 2011 12:31:14 -0700 > > To: [email protected] > > Subject: Re: [Elecraft] Power Shut Down Resolved! > > > > When making up APP connectors, you have to be VERY sure that the little > lip on the connecting pin (the part that's soldered onto the wire) extends > completely into the plastic housing so that it locks itself over the metal > part inside the plastic housing. Viewed from the side it looks something > like this: > > > > =============\ > > ------------- \ > > > > where the double line (string of = signs) represents the connector that's > soldered onto the wire, the diagonal slashes represent the lip at the end of > that connector, and the single line of dashes represents the metal part of > the plastic housing. If you can pull the wire out, it ain't locked in > place. > > > > Once I realized this, I have never had a problem with APPs. > > > > > > Lew K6LMP > > > > > > ______________________________________________________________ > 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
