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Electronic Theory

Basic principles, ideas, concepts, laws, and formulas behind electronics.

Top Articles

  1. Determine Voltage Drop Across Resistors AtomSoft
    How to calculate voltage drop across series resistors.
  2. Pull Up and Pull Down Resistor Tutorial ericgibbs
    The Basic use of a pull-up or pull-down resistor is to prevent a 'floating' input to a digital circ
  3. Ohm's Law for Beginners (or The Amp-Hour Fallacy) bychon
    Just about once a day, somebody writes in with, “My boom box has a dead battery that says 12 volt
  4. The Basics of Bypass Capacitors ElectroMaster
    This article will explain the function of a bypass capacitor, when its appropriate to use them, and
  5. Thermal Budget: Transistors & Heatsinks spec
    How to select power devices and specify heatsinking
  6. Practical Elecromagnet Design spec
    Design and build practical electromagnets using simplified theory and formulae
  7. Two Simple Formulae: capacitance and inductance spec
    Two relationships can simplify capacitor and inductor voltage and current calculations
  1. Articles are being shown from all child categories.
  2. AtomSoft

    Determine Voltage Drop Across Resistors

    How to calculate voltage drop across series resistors.
    5/5, 1 vote
    Updated:
    Mar 2, 2013
  3. ericgibbs

    Pull Up and Pull Down Resistor Tutorial

    The Basic use of a pull-up or pull-down resistor is to prevent a 'floating' input to a digital circ
    5/5, 1 vote
    Updated:
    Jan 19, 2013
  4. bychon

    Ohm's Law for Beginners (or The Amp-Hour Fallacy)

    Just about once a day, somebody writes in with, “My boom box has a dead battery that says 12 volt
    5/5, 1 vote
    Updated:
    Mar 14, 2012
  5. ElectroMaster

    The Basics of Bypass Capacitors

    This article will explain the function of a bypass capacitor, when its appropriate to use them, and
    5/5, 1 vote
    Updated:
    Jan 31, 2012
  6. spec

    Thermal Budget: Transistors & Heatsinks

    How to select power devices and specify heatsinking
    0/5, 0 votes
    Updated:
    Jan 2, 2017
  7. spec

    Practical Elecromagnet Design

    Design and build practical electromagnets using simplified theory and formulae
    0/5, 0 votes
    Updated:
    Dec 18, 2016
  8. spec

    Two Simple Formulae: capacitance and inductance

    Two relationships can simplify capacitor and inductor voltage and current calculations
    0/5, 0 votes
    Updated:
    Nov 4, 2016
  9. spec

    Data and Books- some old friends

    data books, application reports, eletronic theory books, electronic magazines from yesterday
    0/5, 0 votes
    Updated:
    Mar 29, 2016
  10. spec

    Books, Articles, Data

    books & other info covering electronic design that I have found useful
    0/5, 0 votes
    Updated:
    Nov 22, 2015
  11. amol.gulhane07

    BASICS OF ELECTRONICS DEMYSTIFIED

    Having a hard time understanding basic Electronics Components. Here's a perfect guide
    0/5, 0 votes
    Updated:
    Jun 25, 2014
  12. Val Gretchev

    Transducers

    This article doesn't fit well in any of the categories since it's more philosophical than practical.
    0/5, 0 votes
    Updated:
    Jan 8, 2014
  13. JunaidKhan

    Art of Arduino: Lesson 1-5

    A series of videos showing you how to create basic circuits using an Arduino.
    0/5, 0 votes
    Updated:
    Oct 12, 2013
  14. Jon Wilder

    8051 - Setting Up The UART For Serial Communications

    The Intel 8051, as old as it is, is still a very popular processor in use today. Some say it's due
    0/5, 0 votes
    Updated:
    Apr 22, 2013
  15. magvitron

    Smart Room Power Controller

    An ordinary automatic room power control circuit has only one light sensor. So when a person enters
    0/5, 0 votes
    Updated:
    Feb 28, 2013
  16. languer

    Design of a VHF Class-A Amplifier for Optimum Power Output

    [B]Summary[/B] This article presents the design of Class-A VHF transistor amplifier intended to pr
    0/5, 0 votes
    Updated:
    Feb 10, 2013
  17. strantor

    Relays & Ladder Logic for NOOBs

    This attempt at an instructional thread is in response to several experiences I've had trying to co
    5/5, 1 vote
    Updated:
    Feb 7, 2013
  18. MrAl

    Biot Savart Part 1

    This article is about computing the magnetic field outside of a finite straight wire using Biot Sav
    0/5, 0 votes
    Updated:
    Jan 17, 2013
  19. dougy83

    555 Timer as a Hysteretic Controller

    The 555 timer IC is often used to provide flexible astable oscillators and monostable timers. The I
    5/5, 2 votes
    Updated:
    Jan 17, 2013
  20. Winterstone
    0/5, 0 votes
    Updated:
    Jan 17, 2013
  21. lynx

    Introduction to Electron Tubes

    Vacuum tube, electron tube, or thermionic valve is a type of an electronic component mainly used on
    0/5, 0 votes
    Updated:
    Jan 15, 2013