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1-PWM Mode

In partnership with Texas Instruments

This video is an overview of the new 1-PWM Mode for the DRV8305 Brushless DC Motor Driver

A more connected and convenient vehicle

In partnership with Texas Instruments

Our advancements in body electronics, infotainment and telematics technologies have made vehicles…

Basic Troubleshooting Strategies

Worksheets - Automotive

A chandelier has five light bulbs in it, and one of them is not…

Selsyn (Synchro) Motors

Textbook

Normally, the rotor windings of a wound rotor induction motor are…

Microcontroller Principles

Worksheets - Automotive

Read the following quotation, and then research the term…

Safety Grounding

Worksheets - Automotive

In simple AC power systems, one of the two conductors is typically…

SPICE Models

Textbook

The SPICE circuit simulation program provides for modeling diodes in…

Bipolar Junction Transistors as Switches

Worksheets - Automotive

Solid-state switching circuits usually keep their constituent…

Memory Devices

Worksheets - Automotive

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

Series-Parallel DC Circuits

Worksheets - Automotive

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

DC Generator Theory

Worksheets - Automotive

Generators used in battery-charging systems must be regulated so as to…

Intermediate Electromagnetism and Electromagnetic Induction

Worksheets - Automotive

As an electric current is passed through a coil of wire, it creates a…

Thevenin’s, Norton’s, and Maximum Power Transfer Theorems

Worksheets - Automotive

Suppose a 12 volt lead-acid battery has an internal resistance of 20…

Polyphase Motor Design

Textbook

AC Motors Perhaps the most important benefit of polyphase AC power…

The Importance of Electrical Safety

Textbook

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

Tesla Polyphase Induction Motors

Textbook

Most AC motors are induction motors. Induction motors are favored due…

Single-phase Induction Motors

Textbook

A three-phase motor may be run from a single-phase power source.…

Conventional Transistor Overview and Special Transistors

Worksheets - Automotive

A microcontroller is a specialized type of digital computer used to…

Specific Troubleshooting Techniques

Textbook

After applying some of the general troubleshooting tips to narrow the…

Motor Control Circuits

Textbook

The interlock contacts installed in the previous section’s motor…

DC Motor Control Circuits

Worksheets - Automotive

How is it possible to electrically measure the torque output by a…

Induction Motor

Textbook

PARTS AND MATERIALS AC power source: 120VAC Capacitor, 3.3 µF…

The R/2nR DAC: Binary-Weighted-Input Digital-to-Analog Converter

Textbook

What Is a R/2nR DAC Circuit? The R/2nR DAC circuit, otherwise known as…

Thermoelectricity

Textbook

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

Voltage and Current in a Practical Circuit

Textbook

Because it takes energy to force charge to flow against the opposition…

Summary of Filters

Textbook

As lengthy as this chapter has been up to this point, it only begins…

Creating Custom Calibration Resistances

Textbook

Often in the course of designing and building electrical meter…

Balanced Attenuator Calculator

Tools

This balanced attenuator calculator helps you determine the resistor (R1) values for a balanced attenuator.

Voltmeter Impact on Measured Circuit

Textbook

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

Vol V. Credits

Textbook

All entries arranged in alphabetical order of surname. Major…

555 Ramp Generator

Textbook

PARTS AND MATERIALS Two 6 volt batteries One capacitor, 470 µF…

Data - Resistance & Superconductor

Textbook

Tables of specific resistance and temperature coefficient of…

Ionization (gas-filled) Tubes

Textbook

So far, we’ve explored tubes which are totally…

Active Versus Passive Devices

Textbook

Passive Devices Components incapable of controlling current by means…

Friis Transmission Calculator

Tools

This calculator computes the power received by an antenna using Friis formula

Junction Diodes

Textbook

There was some historic crude, but usable were some historic crude,…

Transistors, Insulated-gate Field-effect (IGFET or MOSFET)

Textbook

We have the symbols for depletion mode and enhancement mode MOSFETs -…

Building Series-Parallel Resistor Circuits

Textbook

Once again, when building battery/resistor circuits, the student or…

Conductance

Textbook

When students first see the parallel resistance equation, the natural…

Negative Feedback

Textbook

If we connect the output of an op-amp to its inverting input and apply…

Static Electricity

Worksheets - Automotive

What does it mean for an object to have an electric charge? Give an…

Simple Parallel (Tank Circuit) Resonance

Textbook

Resonance in a Tank Circuit A condition of resonance will be…

Pulse Width Modulation

Textbook

Pulse Width Modulation (PWM) uses digital signals to control power…

Radar Maximum Range Calculator

Tools

This tool is designed to calculate the maximum distance (range) that a radar can detect

Rectifying Diodes

Worksheets - Automotive

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

555 Hysteretic Oscillator

Textbook

PARTS AND MATERIALS One 9V Battery Battery Clip (Radio Shack catalog #…

Broadside Coupled Stripline Impedance Calculator

Tools

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

Soldering

Worksheets - Automotive

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

DC Mesh Current Analysis

Worksheets - Automotive

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

Relay Construction

Textbook

Electricity and Magnetism An electric current through a conductor will…

Systems of Numeration

Textbook

Roman Numerals The Romans devised a system that was a substantial…

Impedance Transformation

Textbook

Standing waves at the resonant frequency points of an open- or…

NOR Gate S-R Latch

Textbook

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

Vectors and AC Waveforms

Textbook

OK, so how exactly can we represent AC quantities of voltage or…

Inductor-Capacitor “tank” Circuit

Textbook

PARTS AND MATERIALS Oscilloscope Assortment of non-polarized…

Fail-safe Design

Textbook

Logic circuits, whether comprised of electromechanical relays or…

Temperature Coefficient of Resistance

Textbook

You might have noticed on the table for specific resistances that all…

JFET Amplifiers

Worksheets - Automotive

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

Table (landscape view)

Textbook

Periodic table of chemical elements.

Numbers and Symbols

Textbook

The expression of numerical quantities is something we tend to take…

Thevenin-Norton Equivalencies

Textbook

Since Thevenin’s and Norton’s Theorems are two equally…

Thyristor Application Circuits

Worksheets - Automotive

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