In this collection of hands-on electronics experiments, build and test digital circuits and learn the fundamentals of digital logic circuits, including gates, counters, logic levels, hysteresis, memory, and more.
This page will walk you step-by-step through the process of…
Because batteries create current flow in a circuit by exchanging…
In this circuit, three resistors receive the same amount of current (4…
How is it possible to assign a fixed value of voltage or current (such…
Diodes can perform switching and digital logic operations. Forward and…
JFETs, like bipolar transistors, are able to “throttle”…
Transformers with Multiple Secondaries Transformers are very versatile…
Don’t just sit there! Build something!! Learning to mathematically…
At the beginning of this chapter, it illustrates how transistors could…
By definition, a low-pass filter is a circuit offering easy passage to…
The Maximum Power Transfer Theorem is not so much a means of analysis…
In this hands-on electronics experiment, build a Class B push-pull audio amplifier to drive a speaker and learn about crossover distortion and how to minimize it using negative feedback.
Design a passive circuit that will create a "split” ( V/-V) power…
In the common-emitter section of this chapter, we saw a SPICE analysis…
Reactive Power We know that reactive loads such as inductors and…
Define the following terms: energy, work, and power.
If the ends of a wire loop are attached to two half-circular metal…
As strange as it may seem, any repeating, non-sinusoidal waveform is…
Although transistor switching circuits operate without bias, it is…
In this hands-on semiconductor electronics experiment, build a full-wave rectifier for AC to DC conversion and learn about center-tapped transformers.
A very useful tool for observing rotating objects is a strobe light.…
Define the following metrological terms: • Uncertainty • Accuracy…
The jobs of electronics engineers and technicians frequently entail…
Mercury Standard Cell Back in the early days of electrical measurement…
Don’t just sit there! Build something!! Learning to mathematically…
In this hands-on electronics experiment, you will build an op amp voltage follower and learn about negative feedback in operational amplifier circuits.
Explain the operation of this “H-bridge” motor control circuit: At…
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.
In many circuit applications, we encounter components connected…
This tool calculates a capacitor's reactance for a given capacitance value and signal frequency.
A calculator designed to calculate the maximum current that a stripline can handle
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.
Power Capacity As has already been observed, transformers must be well…
Explain how the microphone in your amplifier works. How, exactly, does…
Given two lengths of metal wire, which one will have the least…
Most students of electricity begin their study with what is known as…
A calculator designed to compute the power-added efficiency (PAE) of an amplifier
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.
Three-Phase Alternator Let’s take the three-phase alternator…
Wiring for AC and DC power distribution branch circuits are color…
In addition to performing tasks of amplification and switching, tubes…
In this hands-on semiconductor experiment, build an improved full-wave rectifier with output filtering and learn about capacitive filtering in AC-to-DC power converters.
Real operational amplifiers have some imperfections compared to an…
What do each of the oscilloscope axes represent, in real-life terms…
Fallacious reasoning and poor interpersonal relations account for more…
This balanced attenuator calculator helps you determine the resistor (R1) values for a balanced attenuator.
Solve this equation for the value of x: x + 5 = 8 How many exact…
TTL Circuit Analysis Let’s examine the following TTL circuit and…
When lightning strikes, nearby magnetic compass needles may be seen to…
RELATED WORKSHEETS: JFET Amplifiers Worksheet
In this hands-on electronics experiment, you will construct a voltage detector with adjustable sensitivity and audio output, and you will learn a method for detecting small electrical signals without an oscilloscope.
A third variation on the counter-DAC-based converter theme is, in my…
What does it mean, in general terms, to encode something? Conversely,…
A calculator for computing several parameters needed in the design of a flyback switch mode regulator
In this hands-on electronics experiment, you will construct a voltage detector with adjustable sensitivity and audio output, and you will learn a method for detecting small electrical signals without an oscilloscope.
So far, we’ve only been able to escape the sheer volume of…
The single-transistor inverter circuit illustrated earlier is actually…
Power measurement in AC circuits can be quite a bit more complex than…
Behaviors of Inductors wrapped around a Conductive Core Suppose we…