What is the purpose of a seven-segment decoder circuit? What is a…
Worksheets - Displays
In this hands-on electronics experiment, you will control a 7-segment binary-coded decimal (BCD) display and learn about active-low and active-high logic inputs.
Textbook
Before the advent of solid-state logic circuits, logical control…
Textbook
In addition to performing tasks of amplification and switching, tubes…
Textbook
In this hands-on semiconductor electronics experiment, use an LED as a light-sensitive photodetector and learn how to use a bipolar transistor in a common-emitter amplifier configuration.
Textbook
In this hands-on semiconductor electronics experiment, use a bipolar junction transistor (BJT) to switch an LED and learn about the current their amplification.
Textbook
Before the advent of solid-state logic circuits, logical control…
Textbook
In this hands-on electronics experiment, you will control a 7-segment binary-coded decimal (BCD) display and learn about active-low and active-high logic inputs.
Textbook
This calculator is useful for calculating the luminous flux for LEDs where the angle is known.
Tools
In this circuit, the electric motor is supposed to turn on whenever…
Worksheets - Displays
Schottky diodes Schottky diodes are constructed of a metal-to-N…
Textbook
A technician uses a stroboscope to “freeze” the rotation of a…
Worksheets - Displays
What is the purpose of a seven-segment decoder circuit? What is a…
Worksheets - Displays
In this hands-on electronics experiment, build a multiple LED flasher and learn how to use inductive flyback to generate a voltage pulse that is greater than the supply voltage.
Textbook
In this hands-on electronics experiment, build a blue LED flasher using a 555 timer and learn the basic theory of a voltage doubler using a transistor switch and a capacitor.
Textbook
In this hands-on electronics experiment, build a red LED flasher with a transistor drive to control the current and learn how to use transistors to provide current gain and how to limit LED current.
Textbook
In this hands-on electronics experiment, you will build a red LED flasher and learn a useful application of the versatile 555 timer IC.
Textbook
Identify each of these logic gates by name, and complete their…
Worksheets - Displays
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.
Tools
In addition to performing tasks of amplification and switching, tubes…
Textbook
In this hands-on electronics experiment, build a digital combination lock with LED output indicators and learn about XOR gate functionality and how to implement NOR logic functionality using diodes.
Textbook
Single Phase Synchronous Motors Single-phase synchronous motors are…
Textbook
In this hands-on electronics experiment, build and test an automated circuit that sequentially flashes 10 LED, and learn about counters, frequency dividers, and switch debouncing.
Textbook
During the early development of telephone technology, a unit was…
Worksheets - Displays
A calculator designed to calculate the trace width of a stripline based on the maximum current rating
Tools
As the name suggests, the tetrode tube contains four elements: cathode…
Textbook
Input Voltages for Logic Gates Logic gate circuits are designed to…
Textbook
The time constant of a series RC circuit is the product of the resistance and capacitance. Given two of the three values—resistance, capacitance, or RC time constant—this tool will calculate the missing third variable.
Tools
Digital logic gate circuits are manufactured as integrated circuits:…
Textbook
NAND and NOR gates possess a special property: they are universal.…
Textbook
Associative Property In addition and multiplication, terms may be…
Textbook
Explain the operation of this “H-bridge” motor control circuit: At…
Worksheets - Displays
In this introduction to series resistance circuits, we will explain…
Textbook
Ammeters Measure Electrical Current A meter designed to measure…
Textbook
Periodic table of chemical elements.
Textbook
Starting with circle A in a rectangular A’ universe in figure…
Textbook
The word battery simply means a group of similar components. In…
Textbook
The benefits of scientific notation do not end with ease of writing…
Textbook
Wiring Color Codes Infographic. Released under the Creative Commons…
Textbook
In this hands-on semiconductor electronics experiment, use a junction field-effect transistor (JFET) to build a sensitive switching circuit and learn about JFET current gain.
Textbook
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Displays
In this hands-on semiconductor electronics experiment, construct a three-stage common-emitter amplifier using bipolar junction transistors (BJTs) and learn about multi-stage gain and feedback.
Textbook
In this hands-on electronics experiment, build a digital combination lock with LED output indicators and learn about XOR gate functionality and how to implement NOR logic functionality using diodes.
Textbook
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