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3 Methods for Compensating Localized Heat Generation in Smart Thermostats

In partnership with Texas Instruments

This video goes through one of the most prominent issues with thermostat design, accounting for the…

3D Time of Flight: Understanding the system trade-offs

In partnership with Texas Instruments

Learn how design parameters impact system performance.

Switches, Process Actuated

Textbook

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

AC Instrumentation Transducers

Textbook

Just as devices have been made to measure certain physical quantities…

Potentiometer as a Rheostat

Textbook

Learning Objectives Rheostat use Wiring a potentiometer as a rheostat…

Thermocouples

Textbook

Seebeck Effect An interesting phenomenon applied in the field of…

Pulsed-light Sensor

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

Static Electricity Sensor

Textbook

PARTS AND MATERIALS One N-channel junction field-effect transistor,…

Physiological Effects of Electricity

Textbook

Most of us have experienced some form of electric “shock,”…

Strain Gauges

Textbook

If a strip of conductive metal is stretched, it will become skinnier…

Permanent Magnets

Textbook

Centuries ago, it was discovered that certain types of mineral rock…

Differentiator and Integrator Circuits

Textbook

By introducing electrical reactance into the feedback loops of an…

Voltmeter Impact on Measured Circuit

Textbook

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

Brushless DC Motor

Textbook

Brushless DC motors were developed from conventional brushed DC motors…

Differential Amplifier

Textbook

PARTS AND MATERIALS Two 6-volt batteries Two NPN…

Building a Differential Amplifier

Textbook

Differential Op-Amp Circuits An op-amp with no feedback is already a…

pH Measurement

Textbook

A very important measurement in many liquid chemical processes…

Sensitive Voltage Detector

Textbook

PARTS AND MATERIALS High-quality “closed-cup” audio…

Look-up Tables

Textbook

Having learned about digital memory devices in the last chapter, we…

Single-ended and Differential Amplifiers

Textbook

For ease of drawing complex circuit diagrams, electronic amplifiers…

4-wire Resistance Measurement

Textbook

PARTS AND MATERIALS 6-volt battery Electromagnet made from experiment…

Voltage Divider Calculator

Tools

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

Safe Circuit Design

Textbook

As we saw earlier, a power system with no secure connection to earth…

The Gated S-R Latch

Textbook

It is sometimes useful in logic circuits to have a multivibrator which…

Series and Parallel AC Circuits

Worksheets - Sensors

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

Characteristic Impedance

Textbook

The Parallel Wires of Infinite Length Suppose, though, that we had a…

Capacitive Reactance

Worksheets - Sensors

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

IGBTs

Textbook

Because of their insulated gates, IGFETs of all types have extremely…

Vol III. Credits

Textbook

All entries arranged in alphabetical order of surname. Major…

Transistors, Bipolar

Textbook

There are not too many circuit symbols for bipolar transistors. There…

Reflection Attenuator Calculator

Tools

This tool is designed to calculate the value of resistance R1 in a reflection attenuator.

555 Monostable Multivibrator

Textbook

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

Magnetic Units of Measurement

Textbook

If the burden of two systems of measurement for common quantities…

Inductors

Textbook

An inductor is a passive two-terminal electrical component that…

Optical Data Communication

Textbook

A modern alternative to sending (binary) digital information via…

Norton’s Theorem

Textbook

What is Norton’s Theorem? Norton’s Theorem states that it…

The Silicon-Controlled Rectifier (SCR)

Textbook

Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…

Antenna Downtilt and Coverage Calculator

Tools

This calculator will determine the correct antenna downtilt angle given the heights of the antennas and distance between them.

Design Project: Sensitive Microphone Amplifier

Worksheets - Sensors

Identify which direction each potentiometer wiper must move in this…

Divided Feedback

Textbook

If we add a voltage divider to the negative feedback wiring so that…

Inductor Transient Response

Textbook

Inductors have the exact opposite characteristics of capacitors.…

The Importance of Electrical Safety

Textbook

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

IGFET Quirks

Textbook

Sound Cancellation

Textbook

PARTS AND MATERIALS Low-voltage AC power supply Two audio speakers…

Parallel Resistor-Inductor Circuits

Textbook

Let’s take the same components for our series example circuit…

Introduction to Diodes And Rectifiers

Textbook

All About Diodes A diode is an electrical device allowing current to…

Decimal versus Binary Numeration

Textbook

Let’s count from zero to twenty using four different kinds of…

The Cascode Amplifier

Textbook

While the C-B (common-base) amplifier is known for wider bandwidth…

Reflection Attenuator Calculator

Tools

This tool is designed to calculate the value of resistance R1 in a reflection attenuator.

Shock Current Path

Textbook

As we’ve already learned, electricity requires a complete path…

Basic Operational Amplifiers

Worksheets - Sensors

Determine the output voltage polarity of this op-amp (with reference…

Time Constant Calculations

Worksheets - Sensors

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

Special-purpose Batteries

Textbook

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

Multi-Stage Transistor Amplifiers

Worksheets - Sensors

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

Polyphase Motor Design

Textbook

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

Sequences

Textbook

Arithmetic Sequences An arithmetic sequence is a series of numbers…

Ohmmeter Usage

Textbook

Parts and Materials Multimeter, digital or analog Assorted resistors…

The TRIAC

Textbook

SCRs are unidirectional (one-way) current devices, making them useful…

Junction Field-effect Transistors

Textbook

The field effect transistor was proposed by Julius Lilienfeld in US…

JFET Amplifiers

Worksheets - Sensors

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

Coax Inductance Calculator

Tools

A calculator for computing the inductance of a coaxial cable.

Kirchhoff’s Laws

Worksheets - Sensors

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