Written by: Ian Jonas Yam

Sunday, December 23, 2012

Multimeter - Best gift idea for all occasions ideal for Electrical Tradesmen, Electricians, Engineers, Technicians and Hobbyist

Should you ever find it tough to shop for a perfect gift idea that will be appreciated by every electrical or electronic technician, tradesmen, hobbyist or apprentice for Christmas, birthdays or graduation present, but you are on a very tight budget and everything you can find just seems to be a bit expensive, or perhaps you might not have the slightest technical idea about anything that has to do with tools and gadgets at all.

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Sunday, February 26, 2012

Example of electrical computation formulas for electrical calculation involving the function and operation of DC motors

Example 1: The field winding of a shunt DC (Direct Current) motor has a resistance of 110 ohms, and the emf (electro-motive force) applied to it is 220 volts. What is the amount of power expended in the field excitation?

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