Charlie Masi, Control Engineering
Articles
IIoT, Industrie 4.0 April 9, 2009
Oscilloscopes explained
Tutorial: Oscilloscopes are probably the most useful, and most used general-purpose electronic test instruments. In the hands of a knowledgeable test engineer, an oscilloscope can substitute for anything from a digital multimeter to a spectrum analyzer and perform measurements that are impossible for any other instrument. Here's how oscilloscopes work.
By Charlie Masi, Control Engineering
Motors and Drives April 1, 2009
DC measurements: voltage vs. current
It is generally preferred to make voltage measurements rather than current measurements because, when set up properly, voltage measurements are safer for the equipment being measured. This is particularly true when the meter is physically far away from the measurement point, forcing you to use long test leads.
By Charlie Masi, Control Engineering