Receive updates on this section every two weeks.
An EMI (electromagnetic interference) filter is a passive device designed to suppress common or differential mode in...
An electromechanical relay is an electrically controlled switch. When its coil is energized, the induced magnetic fie...
A rotary switch is a manual control with multiple positions. It can turn on, direct and turn off an electric current....
An axial, or helical fan rotates perpendicularly to the flow of air it produces. This high-flow, low-pressure device ...
Wire-wound resistors are composed of a wire or of a corrugated metallic ribbon rolled on a ceramic support. The windi...
A power amplifier applies a signal to a low-impedance load. It is commonly used in RF communications and audio amplif...
An isolation transformer is a transformer with a 1:1 transformation ratio. It allows galvanic isolation between the i...
A heat sink cools power semiconductors by convection. The component is screwed or clipped to the sink, or attached us...
A distribution transformer reduces the elevated voltage of high-tension lines to a value that can be used by consumers.
Centrifugal fans have a spiral shape, their turbine displacing air by centrifugal force. The suction inlet is axial a...
Adhesive tape is a roll of backing material coated with an adhesive. It is used to join two objects or as a protectiv...
