Latest Resistors Education

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Inductor Voltage and Current Relationship

Textbook

Inductors do not have a stable “resistance” as conductors…

Electrical Energy Calculator

Tools

This calculator will determine the instantaneous energy, sustained energy, and power consumed by an electrical system given two of the three electrical parameters (voltage, current, or resistance) and the time.

Four-Channel Audio Mixer

Worksheets - Resistors

A very common misconception students have about potentiometers is the…

Radio Circuits

Textbook

(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…

Oscillator Circuits

Worksheets - Resistors

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

Voltage Divider Circuits

Textbook

Let’s analyze a simple series circuit and determine the voltage…

Building Series-Parallel Resistor Circuits

Textbook

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

Review of R, X, and Z (Resistance, Reactance and Impedance)

Textbook

Before we begin to explore the effects of resistors, inductors, and…

Inductor Transient Response

Textbook

Inductors have the exact opposite characteristics of capacitors.…

AC Power

Worksheets - Resistors

If a sinusoidal voltage is applied to an impedance with a phase angle…

Current Divider Circuits and the Current Divider Formula

Textbook

A parallel circuit is often called a current divider for its ability…

Zener Diodes

Worksheets - Resistors

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

Superposition Theorem

Worksheets - Resistors

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

Parallel Resistor Calculator

Tools

Calculate the equivalent resistance of up to six resistors in parallel with ease while learning how to calculate resistance in parallel and the parallel resistance formula.

DC Motor Control Circuits

Worksheets - Resistors

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

Performance-Based Assessments for DC Circuit Competencies

Worksheets - Resistors

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Tube Lab - Vacuum Tube Audio Amplifier

Textbook

In this hands-on electronics experiment, build an audio amplifier using a vacuum tube (triode) and learn about voltage transformers, how to build a high-voltage DC power supply, and how to use a transformer for impedance matching.

DC Lab - Current Divider

Textbook

In this hands-on electronics experiment, you will build resistive current dividers and observe how Ohm's law and Kirchhoff's current law function in real circuits using a voltmeter and an ammeter.

Battery Life Calculator

Tools

This calculator provides three options—basic, intermediate, and advanced—for determining expected battery life for microcontroller, Internet of Things (IoT), and edge processing systems with up to four different operating modes.

Intermediate Electromagnetism and Electromagnetic Induction

Worksheets - Resistors

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

Series and Parallel AC Circuits

Worksheets - Resistors

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

Design Project: Intercom System

Worksheets - Resistors

Design a passive circuit that will create a "split” ( V/-V) power…

Complex Circuits

Textbook

What do we do if we come across a circuit more complex than the simple…

Parallel R, L, and C

Textbook

We can take the same components from the series circuit and rearrange…

DC Lab - Potentiometric Voltmeter

Textbook

In this hands-on electronics experiment, you will build a null-balancing potentiometric voltmeter and learn how to prevent a voltmeter from changing the voltage it is measuring.

Precise Diode Circuits

Worksheets - Resistors

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

Practical Considerations - Capacitors

Textbook

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

Voltage Divider Calculator

Tools

The voltage divider is a circuit used to create a voltage less than or equal to the input voltage.

Parallel Circuits and the Application of Ohm’s Law

Textbook

In this introduction to parallel resistance circuits, we will explain…

Convert MCD to Lumens

Tools

This calculator is useful for calculating the luminous flux for LEDs where the angle is known.

Analog Lab - Class B Audio Amplifier

Textbook

In this hands-on electronics experiment, build a Class B push-pull audio amplifier to drive a speaker and learn about crossover distortion and how to minimize it using negative feedback.

Example Circuits and Netlists

Textbook

The following circuits are pre-tested netlists for SPICE 2g6, complete…

A 50-Ohm Cable?

Textbook

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

Voltage and Current Calculations

Textbook

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

Bridge Circuits

Textbook

No text on electrical metering could be called complete without a…

Nonlinear Conduction

Textbook

“Advances are made by answering questions. Discoveries are made…

Inverting and Noninverting OpAmp Voltage Amplifier Circuits

Worksheets - Resistors

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

Series and Parallel Inductors

Textbook

When inductors are connected in series, the total inductance is the…

SPICE Quirks

Textbook

“Garbage in, garbage out.” —Anonymous   SPICE…

Voltage Divider Circuits

Textbook

Let’s analyze a simple series circuit and determine the voltage…

Analog and Digital Signals

Textbook

Instrumentation is a field of study and work centering on measurement…

Class C BJT Amplifiers

Worksheets - Resistors

A common class of operation used in radio-frequency (RF) amplifier…

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

DC Lab - Rheostat Range Limiting

Textbook

In this hands-on electronics experiment, you will use series and parallel resistor networks to precisely adjust the range and zero point of a rheostat.

AC Lab - PC Oscilloscope

Textbook

In this hands-on AC electronics experiment, use a PC-based oscilloscope program to observe waveforms from a musical keyboard and learn basic oscilloscope operation.

R, L and C Summary

Textbook

With the notable exception of calculations for power (P), all AC…

Special-purpose Batteries

Textbook

Mercury Standard Cell Back in the early days of electrical measurement…

Simple AC Circuit Calculations

Textbook

Over the course of the next few chapters, you will learn that AC…

PN Junctions

Worksheets - Resistors

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

Electrical Energy Calculator

Tools

This calculator will determine the instantaneous energy, sustained energy, and power consumed by an electrical system given two of the three electrical parameters (voltage, current, or resistance) and the time.

Summer and Subtractor OpAmp Circuits

Worksheets - Resistors

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

Digital Lab - Introduction

Textbook

In this collection of hands-on electronics experiments, build and test digital circuits and learn the fundamentals of digital logic circuits, including gates, counters, logic levels, hysteresis, memory, and more.

Transistors, Hybrid

Textbook

In essence, the IGFET controls the base current of a BJT, which…

Design Project: Audio Tone Control

Worksheets - Resistors

Suppose you were installing a high-power stereo system in your car,…

Power Quality Measurement

Textbook

It used to be with large AC power systems that “power…

Coax Impedance Calculator

Tools

A helpful tool for calculating the impedance of a coaxial cable.

Building Resistor Circuits Using Breadboards, Perfboards, and Terminal Strips

Textbook

Over the course of learning about electricity, you will want to…

High-pass Filters

Textbook

A high-pass filter’s task is just the opposite of a low-pass…

Venn Diagrams and Sets

Textbook

Mathematicians use Venn diagrams to show the logical relationships of…

Example Circuits and Netlists

Textbook

The following circuits are pre-tested netlists for SPICE 2g6, complete…