When Does It Make Sense To Repair A Computer?

20 April 2012

  Pamay B.: I find, that after a few years of using a laptop, the motherboard fries, something overheats, or something happens to make it useless (I use my laptops a lot). As a result, I have a “laptop graveyard.” I am noticing that my current laptop is overheating and forsee another laptop death in [...]

Frugal Mobile Device Options

16 April 2012

Richard K.: Want to get an inexpensive mobile device that I can use in WiFi (why isn’t USA into WiMAX?) areas, get apps, QR code reader, take concert videos with a front, not screen, camera. Want it frugal. Advice? Go with an iPod or Android?             Answer:You would definitely have more options if you go [...]

Opinion: Why Won’t Wireless Companies Help Stop Cell Phone Thefts

23 March 2012

Again, the Europeans are ahead of US companies in protecting consumers. Years ago, after observing the increase in online banking fraud and identity theft, many European banks implemented various methods to reduce online banking fraud. For example, European online bank INGDirect (now owned by Capital One) implemented a web-based soft key pad anti-key logging method [...]

Six Things to Consider Before Choosing A College To Attend

09 March 2012

It is that time in your life! You are anxiously awaiting those college acceptance letters. You are hoping that your SAT (or ACT) scores, college essays, community service activities, and your high school grades are enough to get you accepted into the college of your choice. A number of people have probably told you an [...]

Changing A Light Source

24 February 2012

       thitchen007: Dr. Lettsome, Thank you so much for your video. I learnt a lot form it. Do you think a light from a red LED can activate your switch in your video “Light Sensitive Switch“? Or what kind of photo-diode do you think can do that job, i.e. activate a switch by a light [...]

Making Multiple Offices Feel Like One

16 February 2012

Amber R. : We are a nonprofit organization and are in need of services to allow our staff in different locations to work as if we were in the same office. What cost-efficient or free options are available to help make this happen?     Answer: I wrote an article for OpenForum a few months ago [...]

Cheap Email List Options

01 February 2012

Jasmine H. : I want to start an email list as it will aid the success of my blog but all of the quality email list programs cost money. Can you recommend any free services?          Answer: There are a number of FREE options for starting an email list especially if you want to incorporate [...]

Effective Social Marketing Without Social Savvy Employees

16 January 2012

Hollis Blume : If you are a small business without a social network savvy employee, where do you begin to learn how to best utilize social media to your marketing advantage? Is there a helpful website? Is it best to go to an agency specializing in social media? Thanks a million!!            Answer: When you [...]

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Articles

Opinion: Facebook IPO

Opinion: Facebook IPO

Posted on 22 May 2012

On Friday May 18, 2012 Facebook went public and started trading on the NASDAQ stock exchange. The initial evaluation was set at $38/share. Prior to the initial public offering (IPO) some speculated that the initial value could be set up to as much as $45/share. Between Friday and Monday, friends and colleagues asked me if [...]

Ask The Expert

When Does It Make Sense To Repair A Computer?

Posted on 20 April 2012

  Pamay B.: I find, that after a few years of using a laptop, the motherboard fries, something overheats, or something happens to make it useless (I use my laptops a lot). As a result, I have a “laptop graveyard.” I am noticing that my current laptop is overheating and forsee another laptop death in [...]

Business

Can Google+ Do To Facebook What Facebook Did To Myspace?

Can Google+ Do To Facebook What Facebook Did To Myspace?

Posted on 02 July 2011

What did Facebook do to MySpace? They crushed them in the social networking wars, and, yes, Google can do the same to Facebook, but they have a lot of work to do. Google has entered the social media “game” extremely late. Facebook is extremely large and still growing. Facebook now has over 600 million users. [...]

Consumer

Opinion: Why Won’t Wireless Companies Help Stop Cell Phone Thefts

Opinion: Why Won’t Wireless Companies Help Stop Cell Phone Thefts

Posted on 23 March 2012

Again, the Europeans are ahead of US companies in protecting consumers. Years ago, after observing the increase in online banking fraud and identity theft, many European banks implemented various methods to reduce online banking fraud. For example, European online bank INGDirect (now owned by Capital One) implemented a web-based soft key pad anti-key logging method [...]

Equipment & Tools

Negative and Positive Voltage From A Dual Power Supply

Negative and Positive Voltage From A Dual Power Supply

Posted on 26 November 2010

How To

Brake Light Switch Replacement

Posted on 26 September 2011

How To Article

Headphone Buying Guide

Headphone Buying Guide

Posted on 21 December 2011

A few months ago, a couple of students in my class asked me to help them repair the wire to their ear bud headphones. I looked at them with a puzzled look, thinking why would they want to do that? So I told them the time it takes to fix a good connection between the [...]

Projects

Light Sensitive Switch

Posted on 09 March 2011

Research

Dr. Lettsome’s Journal Paper Accepted for Publication

Dr. Lettsome’s Journal Paper Accepted for Publication

Posted on 29 March 2011

Dr. Clyde Lettsome, Phd, PE, MEM has recently coauthored a paper to be published by the International Journal of Pavement Research and Technology (IJPRT).  The paper titled, “An Automated Filter Bank-Based Pavement Distress Detection System Incorporating Standard Compression Coders” discusses how standard compression coders can be used to help Transportation Departments detect cracks and pavement [...]