Safety of Free-Space Optical Communications Systems

This article examines the optical safety considerations of free-space optical communication systems (FSOC). These telecommunication systems communicate over distances through free space using optical communication technology.

IEC 62368-1: What Can We Expect?

There is a product safety standard on the immediate horizon that will change the product compliance landscape in new and revolutionary ways.

Common-Mode Current Creation and Suppression

This article discusses the creation of a common-mode current in a typical circuit and explains the effectiveness of a common-mode choke on differential-mode and common-mode currents.
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Null Experiments While Measuring Signals

When measuring signals in electronic circuits some times what you see on the screen is not what you have in the circuit. Parasitic couplings, mismatching, noise pickup, and many other anomalous effects can give you the wrong picture of your problem.