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Soldering 101Matt Jenkins <[email protected]>
Stephen Thomas <[email protected]> OzKFest April 2015
Soldering - What?
• Joining two pieces of metal with a filler
• Humans have soldered for 5000 years
• Easy when you know how
• Practice is important
Soldering - Tools
• Good irons are cheap
• “HotRod” irons bad
• Hakko 936 clone stations good (< $50)
• FX-888 even better (Dave said so!)
Soldering - Bad Tools
Soldering - Good Tools
Soldering - Good Tools
Soldering - Prep• Iron preparation is crucial to good joints
• Cleaning
• Chemical
• Flux wool
• Sponge
• Tinning
Soldering - Prep
Soldering - Prep
Soldering - Prep
Soldering - Solder
• Thinner is better
• Lead free just makes casual soldering harder
• Buy quality
Soldering - Doing it• Heat the work, not the solder
• For through hole PCB, place iron against
• The land
• The leg
• Flow solder onto land, making a fillet
Soldering - Desolder• Special tools available
• Not necessary for casual use
• Desoldering braid
• Use Goot or other good brand
• Cheap braid is useless
• Vacuum
Soldering - Desolder
Soldering - Summary• Good tools!
• Good technique
• Heat the work, not the solder
• Practice on something you don’t care about