soldering

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  • saleens7
    Fast Electric Addict!
    • Apr 2007
    • 1108

    #1

    soldering

    i bought a soldering iron (that coldheat one) and im practicing soldering on some scrap 12 gauge wire...ony problem is i can only get it to solder a small amout of solder or not any at all. when the tip is heated, i can apply solder directly to the tip and it wont melt. Im thinking of just getting a regular soldering iron that actually has continuous heat. but could anyone think of what i might be doing wrong with the cold heat? (it only heats the tip when it touches wire and i can apply solder to the tip when it is heated and it wont melt..
    saleens7, the wookie of rc boating
  • Diegoboy
    Administrator
    • Mar 2007
    • 7244

    #2
    That iron isn't hot enough to do any "real soldering" It's okay for tinning wire (thin wire), but that's about it. If you have a large trace or surface area, it'll never get hot enough.
    "A quick temper will make a fool of you soon enough."
    . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Bruce Lee. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

    Comment

    • SJFE
      Fast Electric Addict!
      • Apr 2007
      • 4735

      #3
      I'm not trying to be a smart ass or any thing but what ya did wrong was get that thing. I saw it on tv also and rushed right out and got one. Mine shorted and caught fire. IMO they are junk. Take it back if you can. My advice if you are going to solder all the time is to buy a difital 100+ watt soldering station. I use that and a 200 watt gun. When I have the money I will by a Metcal system like Mr Hill uses @ BattlePack. Truth is it's tuff to buy a good system over the counter. The best thing you can do is remember to heat the work...don't use the solder.

      Comment

      • SJFE
        Fast Electric Addict!
        • Apr 2007
        • 4735

        #4
        If you have 4 or 5 hundred dollars here ya go. Systems start @ 199. http://www.hmcelectronics.com/

        Comment

        • SweetZ28
          Fast Electric Addict!
          • Apr 2007
          • 1322

          #5
          That solder gun is a junk i have 2 of them they are only good for emergancy solder jobs with like really thin wires like the size they use on the servos.
          you need a way hotter solder gun for soldering anything normal.
          :p What go faster that's what I like to do!
          Custom RC radio steering grips
          WWW.PPRSLOTS.COM

          Comment

          • Diegoboy
            Administrator
            • Mar 2007
            • 7244

            #6
            Here's the model I use, and I'm very happy with it.

            Tenma 21-147
            Last edited by Diegoboy; 04-09-2007, 12:43 PM.
            "A quick temper will make a fool of you soon enough."
            . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Bruce Lee. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

            Comment

            • Doozie870
              Senior Member
              • Apr 2007
              • 828

              #7
              coldheat = junk

              Comment

              • Steven Vaccaro
                Administrator
                • Apr 2007
                • 8720

                #8
                I had the same problem with the cold heat. JUNK. The only good part was the wire stripper. I was happy until I found out the stripper retails for $1.00
                Steven Vaccaro

                Where Racing on a Budget is a Reality!

                Comment

                • Rex R
                  Senior Member
                  • Apr 2007
                  • 992

                  #9
                  weller 25w iron for the small to medium small jobs (14g wire & deans), weller 80w iron for somewhat larger jobs (12-10g wire & cells), assorted torches for larger stuff.
                  Still waiting for my boat to come in.it came in

                  Comment

                  • JimClark
                    Fast Electric Addict!
                    • Apr 2007
                    • 5907

                    #10
                    Weller 40 watt works well also but be sure you have at least a 1/4 inch tip but the 80 watt is very good.

                    Jim
                    "Our society strives to avoid any possibility of offending anyone except God.
                    Billy Graham

                    Comment

                    • saleens7
                      Fast Electric Addict!
                      • Apr 2007
                      • 1108

                      #11
                      well, i returned the coldheat and got a weller solder gun (100-140 watts) this thing will melt solder like theres no tomorrow, i tested it on the same scrap wire and this thing works great.
                      saleens7, the wookie of rc boating

                      Comment

                      • JimClark
                        Fast Electric Addict!
                        • Apr 2007
                        • 5907

                        #12
                        dont use that on batteries you want an iron for that
                        "Our society strives to avoid any possibility of offending anyone except God.
                        Billy Graham

                        Comment

                        • saleens7
                          Fast Electric Addict!
                          • Apr 2007
                          • 1108

                          #13
                          its for soldering wires to connectors...
                          saleens7, the wookie of rc boating

                          Comment

                          • SweetZ28
                            Fast Electric Addict!
                            • Apr 2007
                            • 1322

                            #14
                            I have really good silver solder on my site if anyone needs any it's like the best silver solder you can get for low electrical loss when you solder stuff together
                            Melts at 421Deg

                            http://www.pprslots.com/mods.htm
                            :p What go faster that's what I like to do!
                            Custom RC radio steering grips
                            WWW.PPRSLOTS.COM

                            Comment

                            • saleens7
                              Fast Electric Addict!
                              • Apr 2007
                              • 1108

                              #15
                              i have some rosin-core solder, will that be good?
                              saleens7, the wookie of rc boating

                              Comment

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