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LED Sequencer

Textbook

PARTS AND MATERIALS 4017 decade counter/divider (Radio Shack catalog…

Karnaugh Mapping

Worksheets - Fiber Optics

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

Display Tubes

Textbook

In addition to performing tasks of amplification and switching, tubes…

7-segment Display

Textbook

PARTS AND MATERIALS 4511 BCD-to-7seg latch/decoder/driver (Radio…

CMOS 555 Long Duration Flyback LED Flasher

Textbook

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

Programmable Logic Controllers (PLC)

Textbook

Before the advent of solid-state logic circuits, logical control…

Design Project: LED Stroboscope

Worksheets - Fiber Optics

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

LED Resistor Calculator

Tools

An LED resistance calculator is perfect for when you have a single LED and need to know which resistor you should use.

CMOS 555 Long Duration Blue LED Flasher

Textbook

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

CMOS 555 Long Duration Red LED Flasher

Textbook

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

Convert MCD to Lumens

Tools

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

Pulsed-light Sensor

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

Simple Combination Lock

Textbook

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

Transistor as a Switch

Textbook

PARTS AND MATERIALS Two 6-volt batteries One NPN…

Optoelectronic Devices

Worksheets - Fiber Optics

In this circuit, the electric motor is supposed to turn on whenever…

CMOS 555 Long Duration Minimum Parts Red LED Flasher

Textbook

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

Special-purpose Diodes

Textbook

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

Digital Display Circuits

Worksheets - Fiber Optics

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

Beam Power Tubes

Textbook

In the beam power tube, the basic four-element structure of the…

Tachogenerators

Textbook

An electromechanical generator is a device capable of producing…

Practical Considerations - Capacitors

Textbook

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

Inductance

Worksheets - Fiber Optics

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

Calculus for Electric Circuits

Worksheets - Fiber Optics

∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…

Introduction to Bipolar Junction Transistors (BJT)

Textbook

The invention of the bipolar transistor in 1948 ushered in a…

Peak Voltage Calculator

Tools

The peak voltage calculator calculates peak voltage values from the peak-to-peak voltage, RMS voltage, or average voltage.

Timer Circuits

Worksheets - Fiber Optics

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

The P-N Junction

Textbook

If a block of P-type semiconductor is placed in contact with a block…

Digital-to-Analog Conversion

Worksheets - Fiber Optics

If a pulse-width modulated (PWM) signal is sent to a passive…

Control Circuits

Textbook

Potentiometer as a Rheostat

Textbook

Learning Objectives Rheostat use Wiring a potentiometer as a rheostat…

Electrons and “holes’’

Textbook

Pure semiconductors are relatively good insulators as compared with…

PC Oscilloscope

Textbook

PARTS AND MATERIALS IBM-compatible personal computer with sound card,…

Shift Registers: Serial-in, Serial-out

Textbook

Serial-in, serial-out shift registers delay data by one clock time for…

Junction Diodes

Textbook

There was some historic crude, but usable were some historic crude,…

Clipper and Clamper Circuits

Worksheets - Fiber Optics

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

Rules for Derivatives

Textbook

Constant rule Rule of sums Rule of differences Product rule Quotient…

Bipolar Junction Transistors in Active Mode

Worksheets - Fiber Optics

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

Binary Addition

Textbook

The Rules of Binary Addition Adding binary numbers is a very simple…