Transformers with Multiple Secondaries Transformers are very versatile…
In this hands-on electronics experiment, build an audio amplifier using a vacuum tube (triode) and learn about voltage transformers, how to build a high-voltage DC power supply, and how to use a transformer for impedance matching.
SPICE analysis of Electrical Isolation Aside from the ability to…
Most AC motors are induction motors. Induction motors are favored due…
The manufacture of only silicon based semiconductors is described…
In this hands-on AC electronics experiment, build a large AC permanent capacitor split-phase induction motor and learn the principles of AC induction motor function.
In this hands-on AC electronics experiment, build a simple AC permanent capacitor split-phase induction motor and learn the principles of AC induction motor function.
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.
Electricity and Magnetism An electric current through a conductor will…
Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…
In this hands-on AC electronics experiment, you will sense AC magnetic fields using a simple wire coil and learn about AC signal coupling, orientation effects, and the impact of shielding using different materials.
The wires between the tank and the monitoring location is called…
This calculator helps determine the resistance of a variable resistor within a Wheatstone bridge circuit or the differential voltage created across the bridge terminals.
Calculate the voltage output by the secondary winding of a transformer…
Solid-state switching circuits usually keep their constituent…
Point-to-Point Connecting two digital devices with a network, would…
Stepper Motor vs Servo Motor A stepper motor is a…
This calculator will convert pressure values to ten different standard units for pressure.
In this hands-on electronics experiment, you will use a potentiometer as a variable resistor to control the speed of a motor and learn how to connect a potentiometer as a rheostat.
In this hands-on electronics experiment, you will build a thermocouple to measure temperature changes and learn about the Seebeck effect.
What Is a Zener Diode? A Zener diode is a special type of rectifying…
This chapter explores the response of capacitors and inductors to…
Let’s begin with a semiconductor gate circuit in need of…
Remember that this tutorial is not exhaustive by any means, and that…
Contributors to this chapter are listed in chronological order of…
In this hands-on AC electronics experiment, build a 12 V alternating current (AC) power supply using a step-down transformer and learn about transformer operation and the purpose of tapped windings.
This calculator uses Faraday's and Lenz's laws to calculate the magnitude and polarity of the induced electromotive force (EMF) caused by a change in magnetic flux through a closed-loop coil.
Perhaps the most ingenious technique was that of the delay line. A…
Who Developed the Karnaugh Map? Maurice Karnaugh, a…
It is a common phenomenon for the electrical resistance of a substance…
In the last section, we learned what would happen in simple…
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.
AC electromechanical meter movements come in two basic arrangements:…
Another variation on a theme of bistable multivibrators is the J-K…
Decibel as Absolute Unit of Power It is also possible to use the…
A tool designed to calculate the maximum speed, minimum time per step and maximum power of a stepper motor
A microcontroller is a specialized type of digital computer used to…
Whenever electrons flow through a conductor, a magnetic field will…
This calculator computes the resonant frequency of a parallel inductor and capacitor "tank" circuit.
What is the difference between DC and AC electricity? Identify some…
A helpful analogy for understanding divided feedback amplifier…
Cathode: This is the electrode that is heated and emits the…
In this hands-on electronics experiment, you will build a simple circuit that computes the average of voltages and learn about analog computers and their application.
Pure semiconductors are relatively good insulators as compared with…
Bipolar junction transistors (Also known as BJTs) can be used as an…
In the previous section, we saw a circuit using one J-K flip-flop that…
When plotted on a curve tracer, the characteristic curve for a normal…
Since the enable input on a gated S-R latch provides a way to latch…
Previously, we examined series circuits and parallel circuits using…
In this series of hands-on electronics experiments, build analog circuits, including amplifiers, comparators, oscillators, and more. Following the step-by-step instructions will help you understand and appreciate analog systems.
When lightning strikes, nearby magnetic compass needles may be seen to…
In Millman’s Theorem, the circuit is re-drawn as a parallel…
A tool designed to calculate the maximum speed, minimum time per step and maximum power of a stepper motor
There are two basic Ohm’s Law equations: one relating voltage,…
Don’t just sit there! Build something!! Learning to mathematically…
In this hands-on AC electronics experiment, you will use an automotive alternator to generate three-phase AC voltage and learn how alternators can function as both generators and motors.
This calculator computes the inductance of a microstrip etched on a PCB.
In this hands-on electronics experiment, you will build a monostable multivibrator using a 555 timer IC and learn about RC time constant charging and how a one-shot timer operates.
Radio waves are comprised of oscillating electric and magnetic fields,…