We’ve all experienced the effect of electrostatic discharge at some point in our lives, the most common case being a tingling sensation one feels after touching a door knob or any metal surface. When ...

Most circuit designers are familiar with diode dynamic characteristics, such as charge storage, voltage-dependent capacitance, and reverse recovery time. Manufacturers less commonly acknowledge and ...

A specialized test gadget that tests continuity quantitatively in both AC and DC modes could prove to be an indispensible bench test instrument. This article describes such a continuity test set up, ...

The polarity markings on LEDs (Light Emitting Diodes) seem to be a common cause of confusion. The polarity may be indicated by a flat section on one side of the body or by one lead being shorter than ...