Marking is a system of symbols intended for application to wires, circuits, and secondary devices.
 Bipolar transistor is an electronic semiconductor device, one of the types of transistors designed to amplify, generate
 The situation when the power goes out is familiar to many. But sometimes there is no electricity in the room at all 
 Before purchasing and installing a two-key switch, you first need to decide what it is for
 Every house has switches, and more than one. We've all gotten used to it a long time ago 
 To maintain electric current in a conductor for a long time, it is necessary that from the end of the conductor having
 In the modern world, every person has been exposed to electricity since childhood. The first mentions of this 
 Ohm's law for a closed circuit shows that the current value in a real circuit does not depend
 USB cable pinout refers to the description of the internals of the Universal Serial Bus. This device is used to transmit 
 High-quality implementation of certain technological processes in the modern world is ensured through high-precision










