Skip to content

ITP Physical Computing
  • What Is Physical Computing?
  • Syllabus
    • Assignments
    • Journals & Documentation
    • Class 1
    • Class 2
    • Class 3
    • Class 4
    • Class 5
    • Class 6
    • Class 7
    • Class 8
    • Class 9
    • Class 10
    • Class 11
    • Class 12
    • Class 13
    • Class 14
  • Topics
    • Electronics
      • Electricity: the Basics
      • Transistors, Relays, and Controlling High-Current Loads
      • Understanding DC Power Supplies
      • Level Shifting
    • Microcontrollers
      • Microcontrollers: The Basics
      • Digital Input & Output
      • Analog Input
      • Analog Output
    • Programming
      • Variables
      • Programming Terms and Programming Environments
    • Sensors: the Basics
    • Serial Communication
      • Asynchronous Serial Communication: The Basics
      • Interpreting Serial Data
      • Synchronous Serial Communication: The Basics
    • DC Motors
      • DC Motors: The Basics
      • Controlling Stepper Motors
  • Videos
    • Videos: Electricity
    • Videos: Tools
    • Videos: Schematic Diagrams
    • Videos: Sensors
    • Videos: Actuators
    • Videos: Digital and Analog Input and Output
    • Videos: Serial Communication
    • Videos: Relays, Transistors, and Motors
    • Videos: Prototyping Methods and Tips
  • Labs
    • Breadboard Layouts
    • Labs: Electronics
      • Lab: Components
      • Lab: Setting Up A Breadboard
      • Lab 1: Switches and Pushbuttons
      • Lab: Soldering
      • Lab: Electronics
    • Labs: Arduino Digital and Analog
      • Lab 2: Digital Input and Output with an Arduino
      • Lab 3: Analog In with an Arduino
      • Lab 4: Servo Motor Control with an Arduino
      • Lab 5: Tone Output Using An Arduino
      • Lab: Sensor Change Detection
    • Labs: Serial Communication
      • Lab: Intro to Asynchronous Serial Communications
      • Lab: Serial Input to P5.js
      • Lab: Serial output from P5.js
      • Lab: Two-Way (Duplex) Serial Communication Using An Arduino and P5.js
      • Lab: Arduino and p5.js using a Raspberry Pi
      • Lab: Serial Communication with Node.js
      • Lab: Serial Input to an Arduino from Node.js
      • Lab: Serial Output from an Arduino to Processing
      • Lab: Two-way (Duplex) Serial Communication using an Arduino and Processing
      • Lab: MIDI Output using an Arduino
      • Lab: Arduino to Digital Audio Workstation
      • Lab: SPI Communication With A Digital Potentiometer
      • Lab: I2C Communication With An Infrared Temperature Sensor
    • Labs: Motors and Transistors
      • Lab: Using a Transistor to Control a High Current Load
      • Lab: Using a Transistor to Control High Current Loads with an Arduino
      • Lab: DC Motor Control Using an H-Bridge
      • Lab: Controlling a Stepper Motor With an H-Bridge
    • Labs: Mouse And Keyboard Control
      • Lab: Mouse Control
      • Lab: Mouse Control With Joystick
      • Lab: Mouse Control With Pushbuttons
      • Lab: Keyboard Control
  • Resources
    • Picking a Microcontroller
    • Microcontroller Pin Functions
    • Breadboard Layouts
    • Accessibility Tools for Physical Computing
    • Books
    • Construction Templates
    • Suppliers
    • Other Useful Sites
    • Using the Arduino Command Line Interface
    • Using a Programming Editor
    • LittleBits Resources
  • Pcomp @ ITP
    • Syllabus
    • Phys-comp List
    • GitHub Repository
    • Parts Needed for Physical Computing
    • Components at the ER
    • Sections
      • Jeff Feddersen Fall 2018
      • Tom Igoe Fall 2018
      • David Rios Fall 2018
      • Danny Rozin Fall 2018
      • Previous Years’ Classes
  • Home
  • Topics
  • Electronics

Electronics

Electricity: the Basics

Transistors, Relays, and Controlling High-Current Loads

Understanding DC Power Supplies

Level Shifting

Originally written on August 26, 2014 by Tom Igoe
Last modified on August 28, 2018 by David Rios

Primary Sidebar

Find Content by Category:

Copyright © 2019 ITP Physical Computing. Powered by WordPress and Themelia.