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Stephen J. Vidal

Stephen J. Vidal

Stephen J. Vidal, P. E. is president of Joseph J. Vidal & Sons, Inc. in Throop, Pennsylvania. He has a B.S.E.E. with a minor in physics from Wilkes College in Wilkes Barre, Pennsylvania and a MBA from City University in Seattle, Washington. He is a registered professional engineer with the Commonwealth of Pennsylvania and holds a master contractor’s license in Wilkes Barre. He is also a general class amateur radio operator KA3KEM.

Speed Control of Motors — An Introduction to Variable-Frequency Drives

Posted by by Stephen J. Vidal
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Introduction to PLCs

Posted by by Stephen J. Vidal
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Magnetic Motor Starters as Controllers — A comparison of NEMA- and IEC-type devices

Posted by by Stephen J. Vidal
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Standard Motor Control Circuits

Posted by by Stephen J. Vidal
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What is Ladder Logic? Why is it important for troubleshooting motor operations?

Posted by by Stephen J. Vidal
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How Do DC and AC Motors Differ?

Posted by by Stephen J. Vidal
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Introduction to Electronics

Posted by by Stephen J. Vidal
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Basic Test Instruments

Posted by by Stephen J. Vidal
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Introduction to Transformers

Posted by by Stephen J. Vidal
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Basic Electrical Calculations

Posted by by Stephen J. Vidal
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