Electrical Power Systems Articles by Charles F. Kerchner, Jr., P.E. Retired

Power Line Problems- An Introduction

Faulty Electrical Outlets - The Unnoticed Hazard

Demons in Your Duplex!

UPS - Uninterruptible Power System Waveforms - Is a Sinewave Necessary?

UPS - Uninterruptible Power Systems - Standy vs. Continuous

What's a Watt and is a Watt What You Want?

Dell Inspiron Computer Models 518/519 Mobo F_Panel (Front Panel) Connector Pin-Out ID
Note: The Only Major Difference Between the 518 and 519 is the 518 Uses an Intel CPU and the 519 Uses an AMD CPU.

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Charles F. Kerchner, Jr., P.E. Retired
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Page Created - 23 Sep 2005
Last Revised - 14 Oct 2023
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