Licky's Column

How to read resistor colour code?

How to read resistor colour code?

What PCB surface finish do you most commonly use?

What PCB surface finish do you most commonly use?

  HASL (hot air solder leveling):   Organic Coating (OSP):   ENIG (Electroless Nickel/Immersion Gold):   Immersion Silver:   Immersion Tin:

Terminology of the soldering problem

Terminology of the soldering problem

A picture shows you clearly the terminology of the soldering problem