10 best programs for calculating and designing lighting
An overview of the best free software for calculating and designing lighting. Find out which programs are the most convenient and multifunctional!
What is a power limiter and what is it for?
The device, the principle of operation and the purpose of the power limiter. Find out what OM is, why it is needed and where it is used. A brief description of the apparatus.
Learning how to safely solder radio components from circuit boards
How to properly remove radio components from the board so as not to damage anything. The technique of evaporating capacitors, transistors, resistors and other circuit elements.
What protective equipment is used in electrical installations with voltages above 1000 V?
Basic and additional electrical protective equipment used in electrical installations with voltages above 1000 Volts. List of remedies and requirements for them.
2 ideas for assembling a homemade boiler
Simple ways to make a boiler with your own hands at home. Assembly instructions for a home-made boiler from two blades and a heater from a kettle.
What is an intermediate relay and what is it for?
The device, principle of operation and purpose of the intermediate relay. Find out what it is, how this unit works, and what it is for.
