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CMOS 555 Long Duration Flyback LED Flasher

Textbook

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

Static Electricity

Worksheets - Residential

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

Series LED Resistor Calculator

Tools

This series LED resistance calculator is perfect for when you have a single LED or a number of the same color of LEDs in series and need to know which resistor you should use.

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.

Thyristors

Worksheets - Residential

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

Convert MCD to Lumens

Tools

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

Special-purpose Diodes

Textbook

Schottky diodes Schottky diodes are constructed of a metal-to-N…

CMOS 555 Long Duration Red LED Flasher

Textbook

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

Pulsed-light Sensor

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

Digital Lab - 10-bit Flashing LED Sequencer

Textbook

In this hands-on electronics experiment, you will build and test an automated circuit that sequentially flashes 10 LED. You will learn about counters, frequency dividers, and switch debouncing.

Series-Parallel DC Circuits

Worksheets - Residential

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

DC Lab - Parallel Batteries

Textbook

In this hands-on electronics experiment, you will connect batteries in parallel to power a light and learn the relationship between the individual battery currents and the total system current.

Digital Display Circuits

Worksheets - Residential

What is the purpose of a seven-segment decoder circuit? What is a…

Circuits and the Speed of Light

Textbook

Suppose we had a simple one-battery, one-lamp circuit controlled by a…

Design Project: LED Stroboscope

Worksheets - Residential

A technician uses a stroboscope to “freeze” the rotation of a…

Rectifier Circuits

Worksheets - Residential

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

AC phase

Worksheets - Residential

If we were to express the series-connected DC voltages as phasors…

CMOS 555 Long Duration Blue LED Flasher

Textbook

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

Thyristor Application Circuits

Worksheets - Residential

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

Simple Circuits

Worksheets - Residential

Shown here is the schematic symbol for a resistor: What is the purpose…

What is the Relationship Between Conductance and Resistance?

Textbook

The concept and measurement units of resistance are most often used…

Non-right Triangle Trigonometry

Textbook

The Law of Sines (for any triangle) The Law of Cosines (for any…

Contributors (14)

Textbook

Contributors to this chapter are listed in chronological order of…

Design Project: Event Counter

Worksheets - Residential

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

Performance-Based Assessments for Digital Circuit Competencies

Worksheets - Residential

(Template)

L-Match Impedance Matching Circuits

Tools

This calculator is designed to compute for the parameters needed to design a L-Match Impedance Circuit

Resonant Filters

Textbook

So far, the filter designs we’ve concentrated on have employed…

Standing Waves and Resonance

Textbook

Whenever there is a mismatch of impedance between transmission line…

The Thyristor

Textbook

A thyristor is a device that has a number of unusual characteristics.…

555 Audio Oscillator

Textbook

PARTS AND MATERIALS Two 6 volt batteries One capacitor, 0.1 µF,…

Switch Contact Design

Textbook

A switch can be constructed with any mechanism bringing two conductors…

Friis Transmission Calculator

Tools

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

Negative Binary Numbers

Textbook

With addition being easily accomplished, we can perform the operation…

Step-up and Step-down Transformers

Textbook

So far, we’ve observed simulations of transformers where the…

Shift Registers: Serial-in, Parallel-out (SIPO) Conversion

Textbook

A serial-in, parallel-out shift register is similar to the serial-in,…

Contributors (13)

Textbook

Contributors to this chapter are listed in chronological order of…

Microstrip Crosstalk Calculator

Tools

This tool is designed to calculate cross-talk coefficient and coupled voltage for a microstrip.

Questions to Ask Before Proceeding

Textbook

Has the system ever worked before? If yes, has anything happened to…

Series LED Resistor Calculator

Tools

This series LED resistance calculator is perfect for when you have a single LED or a number of the same color of LEDs in series and need to know which resistor you should use.

Capacitor Sizing Equation

Textbook

Capacitance Formula     Permittivity of Dielectric  …