Don’t just sit there! Build something!! Learning to mathematically…
In very simple, qualitative terms, rate the impedance of capacitors…
What does the acronym RF stand form, in reference to radio-related…
Don’t just sit there! Build something!! Learning to mathematically…
Devoting a whole chapter in a modern electronics text to the design…
A circuit with an inductor (L) and capacitor (C) connected in parallel or series will have a resonant frequency at which their impedances are equal. Given two of the three values—inductance, capacitance, or resonant frequency—this tool will calculate the missing third variable.
It is sometimes desirable to have circuits capable of selectively…
What is the purpose of the switch shown in this schematic diagram?
The Bel is Used to Represent Gain In its simplest form, 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.
The time constant of a series RC circuit is the product of the resistance and capacitance. Given two of the three values—resistance, capacitance, or RC time constant—this tool will calculate the missing third variable.
Identify some different ways you can create the sine-wave audio tracks…
Explain how the microphone in your amplifier works. How, exactly, does…
This calculator will determine the combined Lorentz force exerted on a charged particle moving through both an electric field and a magnetic field.
(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…
This calculator provides three options—basic, intermediate, and advanced—for determining expected battery life for microcontroller, Internet of Things (IoT), and edge processing systems with up to four different operating modes.
Long before the advent of digital electronic technology, computers…
To overcome the challenge of creating necessary DC bias voltage for an…
In the common-emitter section of this chapter, we saw a SPICE analysis…
During the early development of telephone technology, a unit was…
Shockley Diodes and Silicon Controlled Rectifiers (SCRs) Shockley…
A high-pass filter’s task is just the opposite of a low-pass…
In this hands-on introduction to electronics, you will experiment with a multimeter and learn how to measure resistance using the ohmmeter function.
In this hands-on AC electronics experiment, you will sense AC electric fields using the sensitive voltage detector and learn about capacitive coupling, EMI, and shielding techniques.
Identify the type of logic gate shown in this schematic diagram, and…
In this hands-on semiconductor electronics experiment, construct a three-stage common-emitter amplifier using bipolar junction transistors (BJTs) and learn about multi-stage gain and feedback.
What is the purpose of the switch shown in this schematic diagram?
If you’ve ever witnessed a lightning storm, you’ve seen…
In this hands-on electronics experiment, you will use series and parallel resistor networks to precisely adjust the range and zero point of a rheostat.
The R/2R DAC circuit is an alternative to the binary-weighted-input…
Because capacitors store energy in the form of an electric field, they…
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.
Explain the principle of operation for the particular integrated…
What are Time-Delay Relays? Some relays are constructed with a kind of…
Whenever electrons flow through a conductor, a magnetic field will…
In this hands-on electronics experiment, you will build a pulse-width modulator power controller for a light and learn the basics of PWM signals.
A very useful tool for observing rotating objects is a strobe light.…
The Bel is Used to Represent Gain In its simplest form, an…
NAND and NOR gates possess a special property: they are universal.…
In this hands-on electronics experiment, you will use potentiometers to vary a voltage and learn about voltage divider ratios and potentiometer applications.