How an LED Works via Today I Found Out

Learning is an amazing thing. I try to learn something new everyday on the “Today I Found Out” web site and YouTube Channel are a great way to do that. While I understood some of the basics of how LEDs work, this article provides an in-depth analysis of all the complicated things that go on inside and LED even though it seems simple on the surface. Dive into the inner workings of the LED and more on this excellent web site. — Douglas

Today I found out how an LED works. An LED or “Light Emitting Diode” is basically as the name describes; it is a special type of diode that is specifically optimized to give off light, usually in the visual or infrared spectrum, as electricity is passed through it.

A diode is a special type of semiconductor that has many uses. One of the principle uses though is to control the direction of the flow of electricity. The most common type of diode does this by using something called “p-n junctions”. This is just a fancy way of saying “magic”. 😉

Read How an LED Works via Today I Found Out

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Microsoft release Outlook.com email services to replace Hotmail

Today Microsoft released its new email service Outlook.com to replace its Hotmail brand. This new streamlined Metro interface design looks good and functions well so far. You can use your existing Microsoft account to log in and then choose an email alias (i.e. douglaswelch@outlook.com) for your new email address. Here are several articles that discuss Outlook.com... Goodbye, Hotmail; Hello, Outlook.com [REVIEW] Outlook Is a Completely New, Feature-Filled Webmail Service from Microsoft Go Get Your @Outlook Email Address Quick Before Someone Else Does I will post links to more articles and reviews as they appear.

Shared calendars are one part of an organized family

by Douglas E. Welch , techiq@welchwrite.com 206-338-5832 Reader/Listener Line As a parent with a school-age child, I often hear other parents bemoaning their disorganized existence. Along with the busy schedules of two working parents you might have art classes, karate classes, Little League, soccer and more. Add in more than one kid and organizing your life can quickly become a nightmare. This is exactly why one of my most important organizing devices is a shared calendar that reflects all the activities and events for everyone in the household...and I do mean everything. If someone -- is required to be somewhere -- at sometime, it goes into the calendar. If we are given a calendar that reflects all the events for a particular activity (say, Little League), all these events immediately go into the calendar, along with notations on whether we are providing the team snack, working in the snack bar, etc. Even events that occur anytime during the day, like family birthdays, and other rem

TechIQ Gift Guide #15: Sams Teach Yourself Wordpress 3 in 10 minutes

#15 Sams Teach Yourself Wordpress 3 in 10 minutes Chuck Tomasi , fellow Friends in Tech member and co-author of Podcasting for Dummies , along with another Friends in Tech member and podcasting partner, Kreg Steppe , have a new book out that would be a great gift for anyone interested in blogging and New Media. Wordpress is my first recommendation when someone wants to get started with blogging, but it can be a little intimidating. It is very powerful and with power comes complexity. That said, this book can help to jumpstart your Wordpress knowledge and help you be productive. There is also a companion podcast to the book, Wordpress in 10, available from the author's web site. From Amazon.com... "Sams Teach Yourself WordPress in 10 Minutes gives you straightforward, practical answers when you need fast results. By working through its 10-minute lessons, you’ll learn everything you need to build great blogs with WordPress and WordPress.org, and reach any audience by web brows

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