Fixed resistor. Ratings and color coding of resistors.
Designation of resistors in the diagram. Let's look at the designation of resistors in the diagrams. There are two possible options:
'Converter circuit 12DC/220AC (50Hz) "ASTRA"'
10 DC-DC converters for DIY projects and crafts from Aliexpress
Voltage converters High voltage converter for Geiger counter or PMT Converters for LDS Boost converter
What to make a transformer core from
How to make a step-up transformer with your own hands
Design The first bipolar transformer was made by Faraday, and according to data, this was exactly
Rules for measuring inductance using a multimeter, connecting a set-top box
Analog Multimeter This type of multimeter displays measurement readings using an arrow under which is
How to discharge a capacitor
How to discharge a capacitor: the most effective ways
No consumer electronic device lasts forever. From time to time they require timely
Rules for measuring inductance using a multimeter, connecting a set-top box
The figure above shows a single-layer inductor: D c is the diameter of the coil, D is
DIY surge protector - 220 V circuit
Number and types of fuses. Thus, the larger the varistor you install, the better.
power supply device
Air lines. Wires. Overhead line wires. Power line wires. Bare wires. Steel-aluminum wires
The main elements of overhead lines are wires, insulators, linear fittings, supports and foundations. On air
Black body efficiency 1000-16000K.svg
What is luminous efficiency? Comparison of lamps and lamps.
Measure how well a light source emits visible light. Luminous efficacy is a measure of how well
Measuring AC frequency in a network: instruments and methods
It is not so often necessary to find out exactly the frequency of alternating current, in comparison with such indicators,
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