This video provides an introduction to the internal components of typical smoke detectors.
A 12-V automotive battery rail is subject to many transients. The purpose of the front-end power…
Define what noise means, in the electrical sense of the word. How does…
Like its bipolar cousin, the field-effect transistor may be used as an…
Bipolar junction transistors (Also known as BJTs) can be used as an…
The R/2R DAC circuit is an alternative to the binary-weighted-input…
If a pulse-width modulated (PWM) signal is sent to a passive…
What Is a R/2nR DAC Circuit? The R/2nR DAC circuit, otherwise known as…
In power distribution systems, it is very important to be able to…
PARTS AND MATERIALS One N-channel junction field-effect transistor,…
Inductive reactance Capacitive reactance Impedance in relation to R…
In instrumentation circuitry, DC signals are often used as analog…
PARTS AND MATERIALS One large potato One lemon (optional) Strip of…
∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…
Don’t just sit there! Build something!! Learning to analyze relay…
Three-Phase Alternator Let’s take the three-phase alternator…
What would happen to this meter movement, if connected directly to a…
When calculating the power dissipation of resistive components, use…
The Insulated-Gate Field-Effect Transistor (IGFET), also known as…
A stepper motor is a “digital” version of the electric…
Don’t just sit there! Build something!! Learning to mathematically…
A common topology for DC-AC power converter circuits uses a pair of…
Long before the advent of digital electronic technology, computers…
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So far, the filter designs we’ve concentrated on have employed…
What Is a R/2nR DAC Circuit? The R/2nR DAC circuit, otherwise known as…
Explain the operation of this “H-bridge” motor control circuit: At…
This calculator computes for the capacitor charge time and energy, given the supply voltage and the added series resistance.
PARTS AND MATERIALS One 9V Battery Battery Clip (Radio Shack catalog #…
It is sometimes said regarding electrical safety that, Ït’s not the…
Long before the advent of digital electronic technology, computers…
A switch can be constructed with any mechanism bringing two conductors…
Because it takes energy to force charge to flow against the opposition…
Don’t just sit there! Build something!! Learning to analyze digital…
∫f(x) dx Calculus alert! One of the fundamental principles of…
Read the following quotation, and then research the term…
A transistor is a linear semiconductor device that controls current…
If two coils of wire are brought into close proximity with each other…
Phase shift oscillator. R1C1, R2C2, and R3C3 each provide 60° of…
Using the same value components in our series example circuit, we will…
So far in our discussions on electricity and electric circuits, we…
Complex numbers are useful for AC circuit analysis because they…
In designing digital circuits, the designer often begins with a truth…
The invention of the bipolar transistor in 1948 ushered in a…
In our study of AC circuits thus far, we’ve explored circuits…
PARTS AND MATERIALS 4511 BCD-to-7seg latch/decoder/driver (Radio…
(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…
