Overview of the best programs for calculating cable cross-section
Rating of the best programs for calculating cable cross-section by power, current and length. What programs are better to download on android and windows 7-10?
Knowledge base
Please specify the section:
Fundamentals of Electrical Engineering and Electronics
Software for electricians
Tricks and Leadership
Electronic homemade
What is the resonance of currents and voltages
What is the resonance of currents and voltages in simple words. Conditions for the occurrence of resonance and the application of the phenomenon in practice. The benefits and harms of voltage resonance.
How to get a voltage of 12 volts
Simple ways to get 12 volts at home. Learn how to get 12 V AC from a 220 V household network or from 24 or even 5 Volts.
What is electric current and what are the conditions of its existence
What is electric current and how does it arise. Conditions for the flow of electric current in metals, semiconductors, gas and liquid. A simple explanation of the concept.
What are eddy currents and what measures are taken to reduce them
What are eddy currents and what are the causes of their occurrence. Why are they also called Foucault currents. The use of eddy currents in everyday life and in production.
How to make a do-it-yourself surge protector
How to make a do-it-yourself surge protector. Simple assembly schemes of a surge protector at home. Video instruction for the manufacture of the device.
Faraday's Laws in Chemistry and Physics - A Brief Explanation in Simple Words
An explanation of the laws of Faraday in simple words with formulas. The first and second Faraday law for electrolysis. Faraday law for electromagnetic induction.
How to check the health of the diode bridge - step by step instructions
Step-by-step instructions for checking the diode bridge with a multimeter. The device diode bridge and the location on the board. How to know if a working diode bridge or not.
What is the linear and phase voltage, what is their ratio?
What is phase and linear voltage in three-phase circuits, what is their ratio. Diagram and formulas explaining phase and line voltage differences.
Coulomb's law in simple words
Formulation of the Law of Coulomb and explanation in your own words. Electric charges and their interaction. Coulomb formula in vector form and for a dielectric medium.
How resistors are labeled in terms of power and resistance - overview of standards
What is the labeling of resistors with color bars and numbers. Decoding of the marking of domestic and foreign resistors. How to determine the value of a resistor.
Home Resistor Testing Technology
An instruction that describes how to test a resistor for operability with a multimeter. Methods for checking a resistor at home and the reasons for its failure.
Kirchhoff's First and Second Laws - An Affordable Explanation
Kirchhoff's laws for electric circuit and magnetic circuit. What is the first and second law of Kirchhoff. Methods for calculating DC and AC circuits.
Ohm's law in plain language
Ohm's law for a section of a chain and a complete chain, in differential and integral form. How easy it is to remember Ohm's Law and where it applies. Formulas for calculating the chain.
How to convert amperes to kilowatts and vice versa
How to convert amperes to kilowatts and watts. Formulas and table with which you can quickly translate the current strength into power and vice versa. Examples of calculations.
Joule-Lenz law: its formulation and application
Joule-Lenz law in differential and integral form. The wording is legal and its application in practice. How to find the resistance of a conductor.
A simple explanation of the gimlet rule
What is the rule of the gimlet, as well as the rules of the right and left hand. A short and clear explanation in simple words. Putting the rules into practice.
We save on electric heating - what is needed for this
Tips to save on electric heating in the house and apartment. The rules of economy in the operation of electric boilers, oil heaters, etc.
3 effective ways to save on lighting
How to save on lighting apartments and houses. Savings options that will be effective and most rational. Overview of devices to save light.
12 tips to choose a good electrician
How to choose an electrician to repair wiring in an apartment and a private house. Where is it better to look for an intelligent electrician and what qualities should he have?
The whole truth about energy savers
How does the economizer of electricity work, what does the divorce of people consist of and what does it consist of. Feedback on Energy Savers Electricity Saving Box, Econor, etc.
How to make 380 from 220 volts?
How to get 380 volts from 220 at home. Methods of converting single-phase voltage to three-phase. Which option is better for home and apartment.
Convert watts to kilowatts and vice versa
How many watts are in one kilowatt of electricity. How to convert kilowatts to watts and vice versa. Formulas for converting power units.
How to make a photo relay at home - the easiest way
How to make a photo relay with your own hands at home. Assembly diagrams of the twilight switch, as well as video instructions on which the process is visually displayed.
Rules for determining phase, zero and grounding in the network
Tips on how to determine the phase, zero and ground in the network. Rules for determining wires with a multimeter and indicator screwdriver. Video instruction on the topic.
