More often than not a question pops up in our forum about speaker impedance and the result of connecting multiple speakers to a single amplifier. Thus we have prepared this introductory tutorial to ...

Editor’s note: This is the second in a three-part series that began in the March 12 issue with a discussion of heat reclaim in three-way valve operation. Heat reclaim can be accomplished with either a ...

Electric circuits often consist of several elements, some combined in series and others in parallel. The methods used to analyze series and parallel circuits can be combined to analyze these ...