If we were to express the series-connected DC voltages as phasors…
In this hands-on electronics experiment, you will build a red LED flasher and learn a useful application of the versatile 555 timer IC.
What does it mean for an object to have an electric charge? Give an…
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.
Don’t just sit there! Build something!! Learning to mathematically…
Don’t just sit there! Build something!! Learning to mathematically…
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.
Suppose we had a simple one-battery, one-lamp circuit controlled by a…
Electromechanical watt-hour meters use an aluminum disk that is spun…
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.
Don’t just sit there! Build something!! Learning to mathematically…
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.
A technician uses a stroboscope to “freeze” the rotation of a…
It is fairly important to use large value resistors (10 MΩ works…
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.
Don’t just sit there! Build something!! Learning to mathematically…
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.
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.
Schottky diodes Schottky diodes are constructed of a metal-to-N…
Generators used in battery-charging systems must be regulated so as to…
Resonance in a Tank Circuit A condition of resonance will be…
Sometimes it is necessary to determine the length of time that a…
Because batteries create current flow in a circuit by exchanging…
RELATED WORKSHEETS: Calculus for Electric Circuits…
Contributors to this chapter are listed in chronological order of…
The circuit shown here is a four-bit analog-to-digital converter…
Solving for x in a given polynomial equation “ax2 + bx + c…
Although transistor switching circuits operate without bias, it is…
What, exactly, is necessary to establish electrical continuity between…
In the last section, we learned what would happen in simple…
Since transformers are essentially AC devices, we need to be aware of…
This calculator determines the bias and feedback of resistors for an inverting op-amp.
Don’t just sit there! Build something!! Learning to mathematically…
RELATED WORKSHEETS: Decibel Measurements Worksheet
This tool is designed to calculate the maximum distance (range) that a radar can detect
Certain substances are known to physically deform (shorten or…
The discovery of the relationship between magnetism and electricity…
Digital logic gate circuits are manufactured as integrated circuits:…
A mathematician named DeMorgan developed a pair of important rules…