What is the purpose of the switch shown in this schematic diagram?
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.
If we were to express the series-connected DC voltages as phasors…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
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.
This calculator is useful for calculating the luminous flux for LEDs where the angle is known.
PARTS AND MATERIALS Two 6-volt batteries One NPN…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
Electromechanical watt-hour meters use an aluminum disk that is spun…
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to mathematically…
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.
What is the purpose of a seven-segment decoder circuit? What is a…
It is fairly important to use large value resistors (10 MΩ works…
Schottky diodes Schottky diodes are constructed of a metal-to-N…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
PARTS AND MATERIALS Two AAA Batteries Battery Clip (Radio Shack…
Don’t just sit there! Build something!! Learning to mathematically…
In this hands-on electronics experiment, you will use potentiometers to vary a voltage and learn about voltage divider ratios and potentiometer applications.
In Millman’s Theorem, the circuit is re-drawn as a parallel…
It is very important to keep in mind that the “normal”…
Don’t just sit there! Build something!! Learning to analyze digital…
Anyone who’s studied geometry should be familiar with the…
If a block of P-type semiconductor is placed in contact with a block…
PARTS AND MATERIALS 555 timer IC (Radio Shack catalog # 276-1723) One…
Also called the parallel A/D converter, this circuit is the simplest…
In simple reactive circuits with little or no resistance, the effects…
Bipolar transistors are constructed of a three-layer semiconductor…
For extremely high-frequency applications (above 1 GHz), the…
A calculator designed to calculate the trace width of a stripline based on the maximum current rating
Because it takes energy to force charge to flow against the opposition…
A calculator designed to calculate the maximum current that a stripline can handle
PARTS AND MATERIALS Two 6 volt batteries One capacitor, 0.1 µF,…
A special type of relay is one that monitors the current, voltage,…
The jobs of electronics engineers and technicians frequently entail…
At the start of this book, we discussed static electricity and how it…
Let’s count from zero to twenty using four different kinds of…
This calculator helps you compute the inductance of a broadside coupled trace.
Design a passive circuit that will create a "split” ( V/-V) power…
Don’t just sit there! Build something!! Learning to mathematically…
Who Developed the Karnaugh Map? Maurice Karnaugh, a…
In this hands-on electronics experiment, you will build a simple voltmeter and ammeter while learning some fundamentals about circuit measurements.
So far, we’ve only been able to escape the sheer volume of…
In this hands-on electronics experiment, build and test a 2-input digital NAND gate with LED indicators and learn to read pinout diagrams, power a digital IC, connect unused inputs and outputs, and use pulldown resistors.
The Skin Depth of Copper in Electrical Engineering As previously…
If I needed to describe the distance between two cities, I could…
RELATED WORKSHEETS: JFET Amplifiers Worksheet
Like its bipolar cousin, the field-effect transistor may be used as an…
As we’ve already learned, electricity requires a complete path…
Most AC motors are induction motors. Induction motors are favored due…
The wires between the tank and the monitoring location is called…
Don’t just sit there! Build something!! Learning to mathematically…
This calculator helps you determine the values of the resistors R1 and R2 to be used for a bridged-tee attenuator.
When connecting batteries together to form larger “banks”…
The most important component of your voltmeter will be the…
Write an equation describing the precise mathematical relationship…
If the ends of a wire loop are attached to two half-circular metal…
(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…
