Here is a great collection of touch switch circuits. A touch switch is an electronic device that enables us to control a circuit by simply touching a sensor. Simple touch switch circuit with 4011 – ...

This simple and cost-effective ding dong electronic doorbell circuit is based on IC 8021-2. The IC has an in-built circuitry to produce ding dong sound each time its pin 3 is pulled low. The sound is ...

Electromechanical components including pushbutton switches, rocker switches, and illuminated tact switch buttons for power circuits and interfaces by Marquardt are available from TME. The components ...

Menlo Microsystems, Inc. announced the launch of its MM5130-NLX switch, a high-standoff RF front-end protection solution ...

Power gallium-nitride (GaN) FETs have been available for several years now, but some engineers have been slow to adopt them in power equipment despite their superior characteristics. Getting ...

H-bridge buck-boost ICs are widely used in applications requiring a constant voltage or current source even when the system ...

Note: This article references the 2017 NEC because the Philadelphia area — the jurisdiction where this author teaches and works— is still operating under that version of the Code. Electrical switches ...