Electronics
Mr. O'Connor

Basics of DC Circuits

Ohm's Law
Series Circuits (pdf)
Parallel Circuits (pdf)

Circuit Components

Types of Switches
Resistors
Capacitors
Diodes
All About Transistors (pdf)
Understanding Transistor Datasheets (pdf)
RC (resistor-capacitor) Circuits (pdf)

Integrated Circuits

555 Timer in Monostable Mode (pdf)
555 Timer in Astable Mode (pdf)

References

4 Band Resistor Colour Code Chart (pdf)
Metric Prefixes (pdf)
Significant Digit Rules

Useful Links

Videos

Make Presents - Ohm's Law
Make Presents - The Resistor
Make Presents - The Capacitor
Make Presents - The Diode
Make Presents - The LED
Make Presents - The Transistor
Make Presents - The Inductor
Make Presents - The Integrated Circuit
Make Presents - The Multimeter
Make Presents - The Oscilloscope
A to Z of Electronics - Capacitors
A to Z of Electronics - Ampere
A to Z of Electronics - Batteries