Questions tagged [soldering]

Soldering is the metallurgic process used to fix electronic components to a PCB, usually with a tin alloy. Soldering can be done by hand or automatic. PTH boards were usually wave soldered, SMT uses reflow technology.

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What are the different types of solder used for?

How do I know when to use lead, flux-core, lead-free, or any other kind of solder out there? Do you have any tips on solder gauge for specific applications?
cmchap
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What type of solder is safest for home (hobbyist) use?

I'd like to do some hobbyist soldering at home, and would like to make sure I don't poison those living with me (especially small children). Lead-free seems necessary - what other features should I look for in solder? Are the different types of…
Matt B.
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Soldering Iron Maintenance

How often should I tin my soldering iron? It doesn't seem to pick up the solder quickly any more; I have to hold it there for 10 seconds before it melts.
Jules
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What makes solder harden?

Soldering wire is very soft and pliable, but solder on a circuit board is hard. Why? I haven't been able to find a definitive answer, but some ideas that come to mind are: Some kind of chemical reaction that takes place when the solder is heated…
Michael
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How to tell if chips overheat while soldering

I am new to soldering and I am afraid that I am getting some of my chips too hot. I'm sure this will be less of an issue when I get more experience. I also ordered some DIP sockets but they won't arrive for a few months. In the mean time is there…
MrMobius
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How to clean my soldering iron tip or how to determine that it's beyond repair?

First, I've read though questions Soldering Iron Maintenance and Going through Soldering tips quickly and was unable to solve my problem. I have recently (as in less then a month ago) obtained Multitip 25 ERSA Microsoldering iron with 0172BD/10…
AndrejaKo
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Standard way for novice to prevent small round plug from rolling away while soldering wires to it

This very trivial task is to solder wires to the terminals of a small round 3.5 mm audio plug. I can do this myself, but I need to show to others and this is one of the first times they're trying any kind of soldering. The problem is the connector…
h22
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Is it bad if I held solder with my mouth?

When soldering, I have on a few occasions, used my teeth to hold a strand of solder while my hands were busy. I do not do this frequently, but sometimes I forget that solder is made of lead and I instinctively use my mouth. How bad is doing that…
Nikita240
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What purpose does this antenna-like accessory serve in soldering?

I got a new soldering station. I received the following along with the station. I am not sure what is the purpose of it. Please tell me. Update: Soldering station details: Aoyue 888A
SKGadi
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How do I work out what temperature to use when desoldering?

I have a temperature controlled soldering station, and know that I need to set the temperature appropriately for soldering based on the solder I use when soldering, but how do I determine what temperature to use when de-soldering components from a…
Mark Booth
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Soldering to aluminum

What is the trick to soldering to aluminum bases (like are found on the older Luxeon LEDS?)
brad
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Soldering Iron Tip Tinning

I recently purchased a new soldering station (Aoyue 936). This is my first relatively good quality soldering tool, so I want to ensure I maintain it properly. My question relates to tinning the tip once I am done using it. The manual which came with…
capcom
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Choosing a new soldering iron

I'm looking for a new soldering iron. What is the best all rounder soldering iron (soldering station) < $200 USD?
littlebirdceo
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Solder won't stick

I am trying to make an LCD shield from my Arduino and am having problems trying to got the solder to stick to the Freetronics protoshield PCB. I have cleaned it as best I can. I am using a decent Proxxon soldering bolt with solder that has worked…
Ashley Hughes
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Soldering substitutes?

Seen hot-air-gunning, super-gluing, epoxy-gluing, plastic-taping, other-taping, --. Super-gluing joints did not look good as you need acetone to remove it! is epoxy gluing better substitute for soldering? when to use such substitutes? are they…
hhh
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