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Achieve Precise Measurement for Smoke Detector Designs

In partnership with Texas Instruments

This video provides an introduction to the internal components of typical smoke detectors.

Automotive transients introduction

In partnership with Texas Instruments

A 12-V automotive battery rail is subject to many transients. The purpose of the front-end power…

Series DC Circuits Practice Worksheet with Answers

Worksheets - Switching Regulator

In this circuit, three resistors receive the same amount of current (4…

NOR Gate S-R Latch

Textbook

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

Switched Capacitor Circuitry

Worksheets - Switching Regulator

Write an equation describing the precise mathematical relationship…

Voltmeter Usage

Textbook

PARTS AND MATERIALS Multimeter, digital or analog Assorted batteries…

DC Motor Control Circuits

Worksheets - Switching Regulator

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

Musical Keyboard as a Signal Generator

Textbook

PARTS AND MATERIALS Electronic “keyboard” (musical)…

The Junction Field-effect Transistor (JFET) as a Switch

Textbook

Like its bipolar cousin, the field-effect transistor may be used as an…

Performance-Based Assessments for AC Circuit Competencies

Worksheets - Switching Regulator

(Template)

Class A BJT Amplifiers

Worksheets - Switching Regulator

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

Fuses

Textbook

Normally, the ampacity rating of a conductor is a circuit design…

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Standing Waves and Resonance

Textbook

Whenever there is a mismatch of impedance between transmission line…

Other Waveshapes

Textbook

As strange as it may seem, any repeating, non-sinusoidal waveform is…

The Bipolar Junction Transistor (BJT) as a Switch

Textbook

Bipolar junction transistors (Also known as BJTs) can be used as an…

Basic Oscilloscope Operation

Worksheets - Switching Regulator

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

An Electric Pendulum

Textbook

Capacitors store energy in the form of an electric field, and…

Characteristic Impedance

Worksheets - Switching Regulator

Note the “50 ohm” rating printed on the jacket of the cable. What…

What is a Filter?

Textbook

It is sometimes desirable to have circuits capable of selectively…

Clipper and Clamper Circuits

Worksheets - Switching Regulator

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

Sum-of-Products and Product-of-Sums Expressions

Worksheets - Switching Regulator

Identify each of these logic gates by name, and complete their…

Time-Delay Electromechanical Relays

Worksheets - Switching Regulator

What does the normal status of an electrical switch refer to?…

True, Reactive, and Apparent Power

Textbook

Reactive Power We know that reactive loads such as inductors and…

Oscilloscope Trigger Controls

Worksheets - Switching Regulator

A very useful tool for observing rotating objects is a strobe light.…

Single-phase Power Systems

Textbook

Single phase power system schematic diagram shows little about the…

Voltmeter Design

Worksheets - Switching Regulator

Suppose I were about to measure an unknown voltage with a manual-range…

Transistor Biasing Calculations

Textbook

Although transistor switching circuits operate without bias, it is…

Clipper and Clamper Circuits

Worksheets - Switching Regulator

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

Regulated Power Sources

Worksheets - Switching Regulator

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

Mutual Inductance

Worksheets - Switching Regulator

When an electric current is passed through a coil of wire, what…

Electron Activity in Chemical Reactions

Textbook

So far in our discussions on electricity and electric circuits, we…

Full-wave Bridge Rectifier

Textbook

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

Characteristic Impedance

Worksheets - Switching Regulator

Note the “50 ohm” rating printed on the jacket of the cable. What…

Superposition Theorem

Textbook

Superposition theorem is one of those strokes of genius that takes a…

Precision Voltage Follower

Textbook

PARTS AND MATERIALS Operational amplifier, model 1458 or 353…

555 Monostable Multivibrator

Textbook

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

Basic Electricity Worksheet

Worksheets - Switching Regulator

What is the purpose of the switch shown in this schematic diagram?

Signal Modulation

Worksheets - Switching Regulator

A modern method of electrical power control involves inserting a…

Negative Feedback OpAmp Circuits

Worksheets - Switching Regulator

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

Basic Electromagnetic Relays

Worksheets - Switching Regulator

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

Conductor Ampacity

Textbook

The smaller the cross-sectional area of any given wire, the greater…

AC Power

Worksheets - Switching Regulator

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

Digital Memory Terms and Concepts

Textbook

When we store information in some kind of circuit or device, we not…

Kelvin (4-wire) Resistance Measurement

Textbook

Suppose we wished to measure the resistance of some component located…

Lock-out / Tag-out

Worksheets - Switching Regulator

In this motor control circuit, how would you ensure that there is no…

Ohm’s Law - How Voltage, Current, and Resistance Relate

Textbook

The first, and perhaps most important, the relationship between…

Thermoelectricity

Textbook

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

Safety Grounding

Worksheets - Switching Regulator

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

Fail-safe Design

Textbook

Logic circuits, whether comprised of electromechanical relays or…

The Shockley Diode

Textbook

Our exploration of thyristors begins with a device called the…

Inverting Op-Amp Resistor Calculator

Tools

This calculator determines the bias and feedback of resistors for an inverting op-amp.

Design Project: Event Counter

Worksheets - Switching Regulator

If your event sensing switch is mechanical in nature, you will likely…

Positive Feedback

Textbook

As we’ve seen, negative feedback is an incredibly useful…

Class C BJT Amplifiers

Worksheets - Switching Regulator

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

Capacitor Transient Response

Textbook

Because capacitors store energy in the form of an electric field, they…

Magnetic Units of Measurement

Worksheets - Switching Regulator

In electric circuits, the three basic quantities are voltage (E or V),…

Wire Over Plane Inductance Calculator

Tools

This calculator helps you compute the inductance of a wire-over-plane setup.

Contributors (6)

Textbook

Contributors to this chapter are listed in chronological order of…

Integrator

Textbook

PARTS AND MATERIALS Four 6 volt batteries Operational amplifier, model…

Power Sources

Textbook

There are many different types of power sources, and here some of the…

CMOS 555 Long Duration Flyback LED Flasher

Textbook

PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…