Subpixels in the matrix of a computer or smartphone screen
RGB LED: operating principle, connection and pinout of multicolor diodes, what Arduino is, how to set up a smooth color change
Source: List of economic plans necessary to create a business. Conventional LEDs have confidently occupied their niche
Purpose of installation wires table
About wires Without touching on the history of wires, although it is interesting in itself
Carrying out electrical measurements when checking lightning protection
Carrying out electrical measurements when checking lightning protection: what is it, why is it needed and how is it done Checking the condition
Lightning protection and grounding systems
How to make an estimate for grounding and lightning protection When carrying out electrical installation work at various production sites
How to choose a dryer for fruits and vegetables
How to choose a dryer for vegetables and fruits: tips for users
Why do you need a dryer for fruits and vegetables? A dryer for vegetables and fruits is indispensable
Why does the motion sensor not work or does it work incorrectly?
Adjusting the motion sensor: how to disable false alarms of the motion sensor? What should I do if it turns on by itself? Reason for turning off the lights
The principle of operation of motion sensors There are many types of motion sensors: infrared; microwave; ultrasonic; combined. Everyone
GPS antenna for car radio and its installation
How to choose and install the right GPS antenna for a car radio. The GPS antenna for a car radio is designed to search
Is it possible and how to install a second battery in the car?
Methods of connecting two batteries: serial and parallel A fairly large number of hunters, fishermen and travelers,
Sinusoidal current with a frequency of 50 Hz
Root mean square (RMS) value. Current or effective meaning. Root-mean-square (RMS)
In foreign terminology, the abbreviation RMS (rms) is used - root mean square. In mathematics for
How to choose an AV by power
How to calculate how many amperes a machine needs: calculating the machine by power
The choice of protective circuit breakers is made not only during the installation of a new electrical network, but
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