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Symmetric Stripline Impedance Calculator

Tools

This calculator helps you compute the characteristic impedance of a symmetric stripline.

Design Project: Power Inverter

Worksheets - Fabrication

A common topology for DC-AC power converter circuits uses a pair of…

Elementary Circuits

Worksheets - Fabrication

In the simplest terms you can think of, define what an electrical…

Broadside Coupled Trace Inductance Calculator

Tools

This calculator helps you compute the inductance of a broadside coupled trace.

Microstrip Max Current Calculator

Tools

A calculator for solving the maximum current a microstrip can handle.

Special Transformers and Applications

Textbook

Impedance Matching Because transformers can step voltage and current…

Wire Microstrip Impedance Calculator

Tools

A helpful tool for calculating the impedance of a wire microstrip.

Basic Oscilloscope Operation

Worksheets - Fabrication

An oscilloscope is a very useful piece of electronic test equipment.…

Copper Wire Ampacity Table

Textbook

Ampacities of copper wire, in free air at 30o C:…

Microstrip Crosstalk Calculator

Tools

This tool is designed to calculate cross-talk coefficient and coupled voltage for a microstrip.

Copper Wire Gauge Table

Textbook

Solid Cooper Wire Table Size Diameter (inches) Cross-sectional area…

Rectifying Diodes

Worksheets - Fabrication

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

Practical Considerations - Capacitors

Textbook

Capacitors, like all electrical components, have limitations that must…

Soldering

Worksheets - Fabrication

Both soldering irons and soldering guns are tools used in the process…

Creating Custom Calibration Resistances

Textbook

Often in the course of designing and building electrical meter…

Performance-Based Assessments for Basic Electricity Competencies

Worksheets - Fabrication

(Template)

Kirchhoff’s Laws

Worksheets - Fabrication

Many electronic circuits use what is called a split or a dual power…

Automotive Alternator

Textbook

Project Parts and Materials Automotive alternator (one required, but…

Encoders and Decoders

Worksheets - Fabrication

What does it mean, in general terms, to encode something? Conversely,…

Re-drawing Complex Schematics

Textbook

Typically, complex circuits are not arranged in nice, neat, clean…

Voltage and Current Calculations

Textbook

There’s a sure way to calculate any of the values in a reactive…

Measurement Circuits

Textbook

Figure below shows a photodiode amplifier for measuring low levels of…

Diodes

Textbook

The D Latch

Textbook

Since the enable input on a gated S-R latch provides a way to latch…

Logic Signal Voltage Levels

Textbook

Logic gate circuits are designed to input and output only two types of…

555 Timer Astable Circuit

Tools

In an astable circuit, the output voltage alternates between VCC and 0 volts on a continuous basis.

Switches, Process Actuated

Textbook

It is very important to keep in mind that the “normal” contact…

An Analogy for Ohm’s Law

Textbook

Ohm’s Law also makes intuitive sense if you apply it to the…

TTL NOR and OR gates

Textbook

Let’s examine the following TTL circuit and analyze its operation:…

Series-Parallel Combination AC Circuits

Worksheets - Fabrication

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

Resistance

Textbook

The circuit in the previous section is not a very practical one. In…

Thermoelectricity

Textbook

PARTS AND MATERIALS Length of bare (uninsulated) copper wire Length…

Capacitance Calculator

Tools

This calculates the capacitance of a capacitor based on its charge, Q, and its voltage, V, according to the formula, C=Q/V.

General Troubleshooting Tips

Textbook

When first approaching a failed or otherwise misbehaving system, the…

Contactors

Textbook

All About Contactors When a relay is used to switch a large amount of…

Specific Resistance

Textbook

Designing Wire Resistance Conductor ampacity rating is a crude…

Ohmmeter Design

Textbook

Though mechanical ohmmeter (resistance meter) designs are rarely used…

Design Project: DC Motor

Worksheets - Fabrication

The armature windings of your DC motor will have very low resistance.…

Synchronous Condenser

Textbook

Synchronous motors load the power line with a leading power factor.…

Physical Effects of Electricity

Worksheets - Fabrication

Certain substances are known to physically deform (shorten or…