Shown here is the schematic symbol for a resistor: What is the purpose…
What is the purpose of a seven-segment decoder circuit? What is a…
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.
Electromechanical watt-hour meters use an aluminum disk that is spun…
A technician uses a stroboscope to “freeze” the rotation of a…
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.
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.
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.
It is fairly important to use large value resistors (10 MΩ works…
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, build and test an automated circuit that sequentially flashes 10 LED, and learn about counters, frequency dividers, and switch debouncing.
This calculator is useful for calculating the luminous flux for LEDs where the angle is known.
If we were to express the series-connected DC voltages as phasors…
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.
What does it mean for an object to have an electric charge? Give an…
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.
Schottky diodes Schottky diodes are constructed of a metal-to-N…
This calculator helps you compute the characteristic impedance of a symmetric stripline.
Similar in thought to the idea of the integrated circuit, tube…
A tool designed to calculate the maximum speed, minimum time per step and maximum power of a stepper motor
A thyristor is a device that has a number of unusual characteristics.…
The manufacture of only silicon based semiconductors is described…
A helpful tool for calculating the impedance of a coaxial cable.
In this hands-on AC electronics experiment, build a variable conductor and learn the impact of a metal core placed inside an inductor coil has on the inductance.
If your event sensing switch is mechanical in nature, you will likely…
This tool is designed to calculate cross-talk coefficient and coupled voltage for a microstrip.
Also called the parallel A/D converter, this circuit is the simplest…
In the design of large and complex digital systems, it is often…
If two coils of wire are brought into close proximity with each other…
This calculator will determine the square root, cube root, or nth root of a given number, x.
The wires between the tank and the monitoring location is called…
Circuits consisting of just one battery and one load resistance are…
This calculator determines the bias and feedback of resistors for an inverting op-amp.
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.
Although many textbooks provide good introductions to digital memory…
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∫f(x) dx Calculus alert! One of the fundamental principles of…
A right triangle is defined as having one angle precisely…
This tool is designed to calculate the value of resistance R1 in a reflection attenuator.
Our next transistor configuration to study is a bit simpler for gain…
Contributors to this chapter are listed in chronological order of…
We can take the same components from the series circuit and rearrange…
Voltage Components in a parallel circuit share the same voltage:…
In this hands-on electronics experiment, you will build a red LED flasher and learn a useful application of the versatile 555 timer IC.
“The nice thing about standards is that there are so many of…
A handy all-in-one tool for reading resistor color code values for a 4 band resistor, 5 band resistor, or 6 band resistor.
Suppose we altered our basic open-collector inverter circuit, adding a…
This calculates values of the inductance, capacitance of an inductor and capacitor used in a Butterworth LC bandpass filter.
Having learned about digital memory devices in the last chapter, we…
Resonance in a Tank Circuit A condition of resonance will be…
A modern method of electrical power control involves inserting a…
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.
We can subtract one binary number from another by using the standard…
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“I consider that I understand an equation when I can predict the…
Despite lock-out/tag-out procedures and multiple repetitions of…
Two relatively recent technologies designed to reduce the…
