If an electric current is passed through this wire, which direction…
PARTS AND MATERIALS AC power source: 120VAC Capacitor, 3.3 µF…
A wound rotor induction motor has a stator like a squirrel cage…
PARTS AND MATERIALS AC power source: 120VAC Capacitor, 3.3 µF…
The variable reluctance motor is based on the principle that an…
Calculate the voltage output by the secondary winding of a transformer…
A tool designed to calculate the maximum speed, minimum time per step and maximum power of a stepper motor
Pulse Width Modulation (PWM) uses digital signals to control power…
After the introduction of the DC electrical distribution system by…
Most students of electricity begin their study with what is known as…
The armature windings of your DC motor will have very low resistance.…
Electromechanical watt-hour meters use an aluminum disk that is spun…
All About Contactors When a relay is used to switch a large amount of…
Don’t just sit there! Build something!! Learning to analyze digital…
Explain the operation of this “H-bridge” motor control circuit: At…
Brushless DC motors were developed from conventional brushed DC motors…
As an electric current is passed through a coil of wire, it creates a…
Stepper Motor vs Servo Motor A stepper motor is a…
At first it may seem pointless to have the four buffer gates following…
Most AC motors are induction motors. Induction motors are favored due…
Guidelines to Series-Parallel Combination Circuit Analysis The goal of…
Don’t just sit there! Build something!! Learning to analyze relay…
Having learned about digital memory devices in the last chapter, we…
Solving for x in a given polynomial equation “ax2 + bx + c…
PARTS AND MATERIALS Paper tube, from a toilet-paper roll Bar of iron…
In essence, the IGFET controls the base current of a BJT, which…
A calculator designed to calculate the trace width of a stripline based on the maximum current rating
This calculator calculates the RMS Voltage value from either the peak voltage, the peak-to-peak voltage, or the average voltage.
This tool is designed to calculate the inductance of two parallel wires
The benefits of scientific notation do not end with ease of writing…
Practical Benefit of Active Devices The practical benefit of active…
Schottky diodes Schottky diodes are constructed of a metal-to-N…
Computerized Fourier analysis, particularly in the form of the FFT…
Resistors vs. Inductors Inductors do not behave the same way as…
SCRs are unidirectional (one-way) current devices, making them useful…
The variable reluctance motor is based on the principle that an…
Suppose we wished to measure the resistance of some component located…
Electronics is a science, and a very accessible science at that. With…
In this electrical circuit, trace the direction of current through the…
Electromechanical relays used to start and stop high-power electric…
This calculator helps you compute the characteristic impedance of a microstrip.
Long before the advent of digital electronic technology, computers…
By now you should be well aware of the correlation between electrical…
Complementary Output Gates It is sometimes desirable to have a logic…
This is a schematic for a simple VCO: The oscillator is of the RC…
In this circuit, three resistors receive the same amount of current (4…
Pure resistive AC circuit: voltage and current are in phase. …
This calculator is designed to compute the parameters required to design a Pi-Match Impedance Circuit
Contributors to this chapter are listed in chronological order of…
∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…
If the ends of a wire loop are attached to two half-circular metal…
PARTS AND MATERIALS One NPN transistor—model 2N2222 or 2N3403…
The nonlinearity of material permeability may be graphed for better…
How to Create a Band-stop Filter? Also called band-elimination,…
Schottky diodes Schottky diodes are constructed of a metal-to-N…
Complex numbers are useful for AC circuit analysis because they…
Every meter impacts the circuit it is measuring to some extent, just…
Don’t just sit there! Build something!! Learning to analyze digital…
“DC” stands for Direct Current, which can refer to either…
PARTS AND MATERIALS Two 6-volt batteries Four NPN…
