Purpose and principle of operation The pulse voltage limiter OIN-1 is needed to protect electrical networks with a voltage of 380/220V.
General advantages and disadvantages of “housekeepers” Let's start with the concept itself - an energy-saving lamp. To determine,
Zone - spreading - current Current spreading zone - zone of the earth, beyond which
How to draw up a grounding inspection report As you might guess, safety depends on the serviceability of the grounding conductors
What is commutation? In traditional telephone networks, subscribers communicate with each other using
Many car enthusiasts want to improve the low beam of their car. Most people use the simplest method
Step-by-step process At each stage there are detailed comments and photographs with examples. Printing tracks on
We will tell you how to make a wireless charger for your phone with your own hands or buy a ready-made one. Recently
Where you should definitely start connecting the engine: 2 important time-tested points Before the first
Types of multimeters First, you should know that multimeters are digital and analog (arrow, also
