Having recently been among the leaders, the powerful Cree XLamp XP series LEDs are gradually losing ground, giving way to more advanced examples of the XM-L and XM-L2 series. New chips managed to overcome another milestone...
How to test a transistor? (Or how to ring a transistor) Unfortunately, this question arises for everyone sooner or later. The transistor can be damaged by overheating during soldering or improper...
Connoisseurs of high-quality and loud sound in the car will certainly be faced with the need to install a car amplifier. Every car enthusiast knows that the power of the electrical network...
Switching power supply or linear. History of the issue It’s probably no secret that most specialists, radio amateurs and simply technically competent buyers of power supplies with...
Device diagram The circuit shown in Figure 1 is an adjustable voltage stabilizer and allows you to obtain an output voltage in the range of 1.25 - 30 volts. This allows...
Old Minsk and Voskhod motorcycles used . They related only to ignition and had nothing to do with lighting. Modern motorcycle switches Minsk and Voskhod...
A lot of rumors, gossip and legends are associated with such a place in Moscow as the Lefortovo Tunnel. What is true? A little about the tunnel itself The 2.2 km long road tunnel is located on...
The first generation Porsche Cayenne crossover debuted in 2002. The car was created in collaboration with Volkswagen: Porsche engineers were responsible for developing the design, and the platform...
The concept of “Settlement” in the Traffic Rules is somewhat different from the administrative-territorial or geographical understanding of this term. According to paragraph 1.2 of the traffic rules, the inhabited...
Every student has heard at least once about “invisible” headphones that allow you to pass an exam. Still, the volume of information that is presented in modern universities is considerable, and the time to master the material...