If you are a locksmith looking for a complete electronics and basic electricity course, then this is it! Plus it is completely FREE!
Free is good, but when you compare all the collected resources the SOPL has assembled for you, there is no comparison. There are many hours of repeatable online webcasts that you can participate in at any time and play them back as many times as you need.
Take advantage of this great collection!
Learn all about -
Basic Electronics and Units of Measure
Light and Other Waves
Magnetism and Electromagnetism
Basic Components and Technical Notation
Wire and Cable
Electronic Components Resistors
Basic Requirements for Current
Series Circuits Part 1
Series Circuits Part 2
Series Circuits Part 3
Series Parallel Circuits
Ground and Other Reference Points
Troubleshooting Series Circuits
Troubleshooting Parallel Circuits
Troubleshooting Series-Parallel Circuits