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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.

Voltage Divider Calculator

Tools

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

Voltmeter Impact on Measured Circuit

Textbook

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

Static Electricity Sensor

Textbook

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

Permanent Magnets

Textbook

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

4-wire Resistance Measurement

Textbook

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

Bipolar Junction Transistors

Textbook

The bipolar junction transistor (BJT) was named because its operation…

Building a Differential Amplifier

Textbook

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

Synchronous Motors

Textbook

Single Phase Synchronous Motors Single-phase synchronous motors are…

Single-ended and Differential Amplifiers

Textbook

For ease of drawing complex circuit diagrams, electronic amplifiers…

Sensitive Voltage Detector

Textbook

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

Pulsed-light Sensor

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

Differential Amplifier

Textbook

PARTS AND MATERIALS Two 6-volt batteries Two NPN…

Differentiator and Integrator Circuits

Textbook

By introducing electrical reactance into the feedback loops of an…

Potentiometer as a Rheostat

Textbook

Learning Objectives Rheostat use Wiring a potentiometer as a rheostat…

pH Measurement

Textbook

A very important measurement in many liquid chemical processes…

Strain Gauges

Textbook

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

AC Instrumentation Transducers

Textbook

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

Physiological Effects of Electricity

Textbook

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

Thermocouples

Textbook

Seebeck Effect An interesting phenomenon applied in the field of…

Switches, Process Actuated

Textbook

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

Quantum Physics

Textbook

“I think it is safe to say that no one understands quantum…

Tubes versus Semiconductors

Textbook

Devoting a whole chapter in a modern electronics text to the design…

The “Operational” Amplifier

Textbook

Long before the advent of digital electronic technology, computers…

Reluctance Motor

Textbook

The variable reluctance motor is based on the principle that an…

Radar Maximum Range Calculator

Tools

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

Depletion-type IGFETs

Textbook

Insulated gate field-effect transistors are unipolar devices just like…

Sources of Electricity

Worksheets - Sensors

What is the difference between DC and AC electricity? Identify some…

Diodes

Textbook

A diode is an electronics component made from a combination of a…

Microstrip Trace Width Calculator

Tools

This tool is designed to compute for the trace width of a microstrip

Branch Current Method

Textbook

The first and most straightforward network analysis technique is…

Pi Attenuator Calculator

Tools

This calculator helps you determine the values of the resistors R1 and R2 to be used for a Pi Attenuator.

Pulsed-light Sensor

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

DC Branch Current Analysis

Worksheets - Sensors

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

What is a Series-Parallel Circuit?

Textbook

With simple series circuits, all components are connected end-to-end…

Design Project: DC Voltage Regulator

Worksheets - Sensors

It may seem difficult to even start on a project such as this, with no…

Op-Amp Practical Considerations

Textbook

Real operational amplifiers have some imperfections compared to an…

Time Constant Calculations

Worksheets - Sensors

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

Radicals

Textbook

Definition of a Radical Given the expression where “x” is…

Intermediate Electromagnetism and Electromagnetic Induction

Worksheets - Sensors

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

Successive Approximation ADC

Textbook

One method of addressing the digital ramp ADC’s shortcomings is…

AC Network Analysis

Worksheets - Sensors

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

Operational Amplifier Models

Textbook

While mention of operational amplifiers typically provokes visions of…

Oscillator Circuits

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.

Pi-Match Impedance Matching Calculator

Tools

This calculator is designed to compute the parameters required to design a Pi-Match Impedance Circuit

Inductance

Worksheets - Sensors

∫f(x) dx Calculus alert! One of the fundamental principles of…

Boolean Algebraic Identities

Textbook

In mathematics, an identity is a statement true for all possible…

Harmonic Phase Sequences

Textbook

In the last section, we saw how the 3rd harmonic and all of its…

Diode Switching Circuits

Textbook

Diodes can perform switching and digital logic operations. Forward and…

Lock-out / Tag-out

Worksheets - Sensors

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

Phasing

Textbook

Since transformers are essentially AC devices, we need to be aware of…

Series Circuit Rules

Textbook

Current Components in a series circuit share the same current: Itotal…

Analysis Options

Textbook

AC ANALYSIS: General form: .ac [curve] [points] [start] [final]…

Component Modeling

Worksheets - Sensors

When plotted on a curve tracer, the characteristic curve for a normal…

Voltage Follower

Textbook

PARTS AND MATERIALS One NPN transistor—models 2N2222 or 2N3403…

Clipper and Clamper Circuits

Worksheets - Sensors

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

An Analogy for Ohm’s Law

Textbook

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

Thyristors

Textbook

Thyristors are a broad classification of bipolar-conducting…

Field-effect-controlled Thyristors

Textbook

Two relatively recent technologies designed to reduce the…

555 Hysteretic Oscillator

Textbook

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