Tram traffic lights and their designation
Today it is very difficult to imagine traffic rules without the main tool for regulating traffic, which is a traffic light. It is designed to adjust and facilitate both automotive and...
High voltage source from TDKS
Replacing a line transformer in an MC6105 television monitor with a 31LK kinescope is, of course, not a major overhaul. Moreover: if the monitor’s old regular “lineman” copes with the job, then...
Power tool engine speed controller - diagram and principle of operation
Any modern power tool or household appliance uses a commutator motor. This is due to their versatility, i.e. the ability to work both from alternating and...
Pulse current generator Electrical circuit of the pulse generator
One fine day I urgently needed a rectangular pulse generator with the following characteristics: --- Power: 5-12V --- Frequency: 5Hz-1kHz. --- Weekend amplitude...
Transformer Inductive Load Regulator
The use of modern circuit technology using simple original solutions on a traditional element base and on new small-sized microcircuits allows us to produce compact and convenient...
Amplifier microcircuit TDA7294: description, datasheet and examples of use Electrical circuit of an amplifier on a tda7294 microcircuit
Probably any radio amateur is familiar with the microcircuit: simple circuit, good sound quality, low price. Recently I decided to look at it from the other side, again coming across an article about an amplifier...
Notes for the technician - battery chargers
The described charger was developed for restoring and charging batteries of cars and motorcycles. Its main feature is a pulsed charge current, which has a positive effect on...
Which fitness bracelet is better to choose and are they any use?
10 - Xiaomi Mi Band 3 9 - FitBit Charge 2 8 - Garmin Vivofit 3 7 - Amazfit Cor 6 - Polar A370 5 - ONETRAK C317 Pulse 4 - Garmin Vivosport 3 - Huawei Honor Band 3 2 - FitBit Flex 2 1 - Samsung...
Install Helix Jump on your computer Download the Helix Jump game
Helix Jump - take control of a ball that you need to navigate through exciting levels. An excellent and at the same time simple timekiller for Android will delight players with its gameplay and beautiful...
Road signs of special requirements with explanations Sign of special requirements pedestrian crossing
It is difficult to imagine the life of a car enthusiast without road signs. They are an essential element of traffic management. And the topic of traffic signs is a very relevant transport...