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Desoldering how to?

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Robert Atkinson 2	11/03/2020 09:35:26
1891 forum posts 37 photos	As well as adding solder to the joint (as suggested by Andrew) it is also very helpful to add flux. (Rosin based not Bakers fluid!). I now use the liquid flux sold for SMD rework but have in the past just dissolved rosin (for violin bows) in alcohol (IPA or ethyl are fine). Robert G8RPI.
Martin Kyte	11/03/2020 10:08:58
3445 forum posts 62 photos	If you are modifying commercial boards they are likely to be lead free solder which doesn't seem to run quite as readily as full fat 60/40 especially the second time around when it has been alloyed a little with the copper etc. Adding new solder gets you around this as well as bulking up the joint which allows the heat to flow more readily. regards Martin.

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