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Variable Inductor

Textbook

PARTS AND MATERIALS Paper tube, from a toilet-paper roll Bar of iron…

Sum and Product Notation

Textbook

For reference, this section introduces the terminology used in some…

Oscillator Circuits

Textbook

Phase shift oscillator. R1C1, R2C2, and R3C3 each provide 60° of…

Insulated-gate Field-effect Transistors (MOSFET)

Textbook

The Insulated-Gate Field-Effect Transistor (IGFET), also known as…

Voltmeter Impact on Measured Circuit

Textbook

Every meter impacts the circuit it is measuring to some extent, just…

JFET Quirks

Textbook

Electromagnetism

Textbook

The discovery of the relationship between magnetism and electricity…

Contributors (16)

Textbook

Contributors to this chapter are listed in chronological order of…

Microstrip Inductance Calculator

Tools

This calculator computes the inductance of a microstrip etched on a PCB.

Half-wave Rectifier

Textbook

PARTS AND MATERIALS Low-voltage AC power supply (6-volt output) 6-volt…

The Importance of Electrical Safety

Textbook

With this lesson, I hope to avoid a common mistake found in…

Electrical Conduction in Semiconductors

Worksheets - Network Security

In any electrically conductive substance, what are charge carriers?…

AC Negative Feedback OpAmp Circuits

Worksheets - Network Security

Don’t just sit there! Build something!! Learning to mathematically…

Programmable Logic Controllers

Worksheets - Network Security

The Programmable Logic Controller, or PLC, was invented in the late…

Time Constant Circuits

Worksheets - Network Security

Generally speaking, how many “time constants” worth of time does…

NOR Gate S-R Latch

Textbook

PARTS AND MATERIALS 4001 quad NOR gate (Radio Shack catalog #…

Single-ended and Differential Amplifiers

Textbook

For ease of drawing complex circuit diagrams, electronic amplifiers…

Logic Simplification With Karnaugh Maps

Textbook

The logic simplification examples that we have done so far could have…

A 50-Ohm Cable?

Textbook

Early in my explorations of electricity, I came across a length of…

Potentiometer as a Rheostat

Textbook

Learning Objectives Rheostat use Wiring a potentiometer as a rheostat…