An LED must have a resistor connected in series to limit the current through the LED, otherwise it will burn out almost instantly.
The resistor value, R is given by:
R = (VS – VL) / I
VS = supply voltage
VL = LED voltage (usually 2V, but 4V for blue and white LEDs)
I … Read More
Read more →March 2, 2013 Tags: calculate, led, resistor
Category: How To... No Comments 
About 5 months ago, I decided to start closing the store on Saturday. I found out that this wasn’t the best decision. For several people, the only day they can come by is during the weekend becuase their work schedule coincides with ours. Beginning this weekend we will extend our hours to include Saturday, opening … Read More
Read more →WHS Drive Pool is Back & Better in Windows 8!!!
Virtualizing storage for scale, resiliency, and efficiency
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Virtualizing storage for scale, resiliency, and efficiency
In this post, we are going to dive into a feature in the Windows 8 Developer Preview. Storage Spaces are going to dramatically improve how you manage large volumes of storage at home (and work). We’ve all tried the gamut of storage solutions—from JBOD arrays, to RAID boxes, … Read More
Read more →May 11, 2012 Category: Featured, News, Product Reviews, Tips, Tricks, and Info, Uncategorized No Comments
The ATX specification requires the power supply to produce three main outputs, +3.3 V, +5 V and +12 V. Low-power −12 V and 5 VSB (standby) supplies are also required. A −5 V output was originally required because it was supplied on the ISA bus, but it became obsolete with the removal of the … Read More
October 13, 2011 Category: More, Tips, Tricks, and Info No Comments
Features
- Switchable key pad – Flexible design, choose right side or left side configuration. Switch between standard key pad and macro pad in gaming mode.
- Two-color adjustable backlighting dial – Keyboard keys are red, and key pad and Macro keys are amber in Game
February 10, 2011 Tags: keyboard, sidewinder, x6
Category: Product Reviews 1 Comment
Whats new in Microsoft Office 2010
Microsoft Office 2010, codenamed Office 14, is a productivity suite for Microsoft Windows and Mac OS X, and is the successor of Microsoft Office 2007 for Microsoft Windows and Microsoft Office 2008 for Mac OS X. Office 2010 includes extended file compatibility, user interface updates, and a refined user … Read More
February 6, 2011 Category: Featured, More, Uncategorized No Comments
Intel Core i7
Intel Core i7 is Intel’s brand name for several families of desktop and laptop 64-bit x86-64 processors using the Intel Nehalem micro-architecture. It is a successor to the Intel Core 2 brand. The Core i7 identifier was first applied to the initial family of processors codenamed Bloomfield introduced in 2008. In 2009 … Read More
Tired of living in a 2D world? Upgrade your PC to a fully immersive stereoscopic 3D gaming experience with NVIDIA® GeForce® 3D Vision™. A combination of high-tech wireless glasses and advanced software, the GeForce 3D Vision … Read More
For a limited time, NVIDIA and Valve are offering GeForce users FREE Games!
Simply go to the Steam website and “take the test””. The website will automatically detect the system’s hardware configuration and after verifying the presence of GeForce graphics, will allow the download of the FREE games, including:
- Portal: First Slice
- Half-Life 2: Deathmatch
June 25, 2010 Tags: free games, NVidia, steam, valve
Category: Featured, More, NVidia, PC Games 4 Comments
When your hard drive is nearly out of free space, Windows Vista will warn you with a little pop-up box. This can be handy the first time but that’s usually where the usefulness stops.
Aside from being annoying, Vista’s constant check for low drive space uses system resources which can slow Windows down.
Follow the … Read More
Read more →April 12, 2010 Tags: low disk space
Category: Uncategorized No Comments
