Installation of SIP cable from pole to house It is also important to select the correct cross-section of the SIP electrical cable.
Three-phase 380V distribution boards are often used in private homes and much less often in
1.13. Electric current in semiconductors In terms of electrical resistivity, semiconductors occupy an intermediate position
There are several tricks to improve Wi-Fi in hard-to-reach places. One of the most effective -
Wire marking is a very important element in indicating the characteristics of electrical conductive materials, which is important
Copper grounding bus Copper-based grounding bus refers to conductors with low performance
1.7.109 The following can be used as natural grounding conductors: 1) metal and reinforced concrete building structures
Types of power supplies There are two principles for converting electricity in devices: based on an analog transformer
Description of the most common faults in automotive electrical equipment, types of breakdowns, diagnosis and repair. Video about malfunctions.
Cable testing using a handset or headset For a long time, cable testing was carried out by two installers,
