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Soldering 101

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Soldering 101

  1. 1. Soldering 101 Matt Jenkins <mdj@emdeejay.net> Stephen Thomas <stephenquoll@gmail.com> OzKFest April 2015
  2. 2. Soldering - What? • Joining two pieces of metal with a filler • Humans have soldered for 5000 years • Easy when you know how • Practice is important
  3. 3. Soldering - Tools • Good irons are cheap • “HotRod” irons bad • Hakko 936 clone stations good (< $50) • FX-888 even better (Dave said so!)
  4. 4. Soldering - Bad Tools
  5. 5. Soldering - Good Tools
  6. 6. Soldering - Good Tools
  7. 7. Soldering - Prep • Iron preparation is crucial to good joints • Cleaning • Chemical • Flux wool • Sponge • Tinning
  8. 8. Soldering - Prep
  9. 9. Soldering - Prep
  10. 10. Soldering - Prep
  11. 11. Soldering - Solder • Thinner is better • Lead free just makes casual soldering harder • Buy quality
  12. 12. 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
  13. 13. Soldering - Desolder • Special tools available • Not necessary for casual use • Desoldering braid • Use Goot or other good brand • Cheap braid is useless • Vacuum
  14. 14. Soldering - Desolder
  15. 15. Soldering - Summary • Good tools! • Good technique • Heat the work, not the solder • Practice on something you don’t care about

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