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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.

4 votes

Soldering substitutes?

Real answer: Really, though, its a bad habit used by lazy people who need to improve their soldering techniques... Don't do what I did. …
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5 votes

How do you remove insulation from headphone wires?

On smaller, thin wires, simply applying heat from the iron will delaminate (ie, remove insulation from) the wire. I've done this (by accident - creates interesting situations in a wiring harness if y …
J. Polfer's user avatar
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19 votes
2 answers
4k views

Solder Flux Classifications

I didn't think you had to clean your board (although I do know that after soldering yellow gunk can be left behind, and I suspect this is a flux by-product). … The wikipedia page for soldering classifies many of the different types of fluxes, most of which require cleaning: R (non-activated) RMA (mildly-activated) RA (activated) No Clean Can someone explain …
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