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 Alan Wiskus just recently completed the three day Airfield Lighting Engineering Seminar. It covered everything from the basic theory and operation of airfield lighting products to their integration into an overall control and monitoring system using the latest state-of-the-art technologies. Recent developments in surface movement guidance and control systems were also discussed.… Read More


According to the U.S. Department of Energy, commercial lighting can account for 15% to 50% (median of 35%) of a building’s annual energy consumption.  Outdoor lighting is included in that statistic and retrofits in conjunction with interior lighting retrofits can reduce that annual energy consumption by as much as 85%.  Outdoor lighting retrofits can be… Read More


Here is a rare opportunity to join the region’s leading Electrical Engineering firm. PK Electrical is expanding. We are looking for top talent that excels in a fast paced environment. Desirable traits are strong initiative, team player, ability to work individually, pride in work quality and career minded. Electrical Engineer / Designer Responsibilities: Electrical design from… Read More


Karen Purcell, P.E. has written an article that appears in PE Magazine. As a society, we learn about the world and advance our well-being through science and engineering. The United States may be known around the world for its higher education, but compared to many other leading and steadily emerging countries we lack a strong focus… Read More


In this first of many articles to come, I wanted to welcome you to my blog and thank you for coming. My name is Karen Purcell and I am the author of Unlocking Your Brilliance: Smart Strategies for Women to Thrive in Science, Technology, Engineering, and Math. Welcome to my blog! As the founder, owner, and… Read More


Karen Purcell, P.E. is founder, owner and president of PK Electrical. She has authored, ‘Unlocking Your Brilliance: Smart Strategies for Women to Thrive in Science, Technology, Engineering, and Math’, available on 8/1/2012. Karen just wrote an article for Venture Beat discussing how to get more women in the technology field and why it is so important.  For the… Read More


 Karen Purcell, P.E. is founder, owner and president of PK Electrical. She has authored, ‘Unlocking Your Brilliance: Smart Strategies for Women to Thrive in Science, Technology, Engineering, and Math’, available on 8/1/2012. Karen just wrote an article for the Huffington Post on why closing the gender gap in STEM fields is important.  For the full… Read More


According to the U.S. Department of Energy, commercial lighting can account for 15% to 50% (median of 35%) of a building’s annual energy consumption.  Outdoor lighting is included in that statistic and retrofits in conjunction with interior lighting retrofits can reduce that annual energy consumption by as much as 85%.  Outdoor lighting retrofits can be… Read More


“Just buy a bunch of light bulbs and get someone to install them”, this was my first experience with lighting retrofits.  This was also my first experience with the complexity of lighting choices, lighting design and complaints from the end users. Fifty buildings and 100 cases of CFL lamps later, what did I learn?  Success… Read More