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…
If a pulse-width modulated (PWM) signal is sent to a passive…
The R/2R DAC circuit is an alternative to the binary-weighted-input…
Like its bipolar cousin, the field-effect transistor may be used as an…
What Is a R/2nR DAC Circuit? The R/2nR DAC circuit, otherwise known as…
Bipolar junction transistors (Also known as BJTs) can be used as an…
Define what noise means, in the electrical sense of the word. How does…
Don’t just sit there! Build something!! Learning to mathematically…
Current Source It is possible through the use of electronic amplifiers…
Try out our 555 Timer Astable Circuit in our Tools section. PARTS AND…
Power Capacity As has already been observed, transformers must be well…
As an electric current is passed through a coil of wire, it creates a…
Digital circuits are circuits dealing with signals restricted to the…
For ease of drawing complex circuit diagrams, electronic amplifiers…
Don’t just sit there! Build something!! Learning to analyze digital…
In the course of learning about electricity, you will want to…
If an electric current is passed through this wire, which direction…
Example Derivatives of e Proportionality Constant When we say that a…
It used to be with large AC power systems that “power…
What voltage will you choose to use for each of the station batteries?
Whenever there is a mismatch of impedance between transmission line…
PARTS AND MATERIALS One 12AX7 dual triode vacuum tube Two power…
Parts and Materials Operational amplifier, model 1458 or 353…
Using an electrical meter safely and efficiently is perhaps the most…
Generators used in battery-charging systems must be regulated so as to…
A tool designed to calculate the power density of an antenna
The invention of the bipolar transistor in 1948 ushered in a…
Single phase power system schematic diagram shows little about the…
Metric prefixes Yotta = 1024 Symbol: Y Zetta = 1021 Symbol: Z Exa =…
This calculator is designed to compute for the parameters needed to design a L-Match Impedance Circuit
Who Developed the Karnaugh Map? Maurice Karnaugh, a…
As we’ve seen, negative feedback is an incredibly useful…
In instrumentation circuitry, DC signals are often used as analog…
(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…
We’ve already seen one example of a monostable multivibrator in use:…
This calculator helps you determine the values of the resistors R1 and R2 to be used for a T-pad attenuator.
PARTS AND MATERIALS Electronic “keyboard” (musical) “Mono”…
Before the advent of solid-state logic circuits, logical control…
In this motor control circuit, how would you ensure that there is no…
Inductors do not have a stable “resistance” as conductors…
There are three major kinds of power supplies: unregulated (also…
Determine if the light bulb will de-energize for each of the following…
Power Capacity As has already been observed, transformers must be well…
Often in the course of designing and building electrical meter…
Ohm’s Law also makes intuitive sense if you apply it to the…
