Resistor symbols


The resistors are passive components manufactured specifically to provide a given value of resistance to the passage of electric current. Its unit of measurement is the ohm and is represented by the Greek letter omega.

Resistor symbols

Symbols variable & adjustable resistors

Special symbols resistors

Symbols relays and electromagnets


The relay / electromagnetic switching devices controls are activated by signals. Most of the time, a small voltage or current is used to switch other voltages or higher currents may be electromechanical or fully electronic type.

Fuente de alimentación estabilizada

Fuente de alimentación estabilizada
Todos los símbolos electrónicos al alcance de un click