CB285F-70

1. Overview Will passive devices produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]

Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]

Google's driverless technology is not only an eye-catching technology, but also a subversion of the car usage model. Those who have watched anti-terrorism films and TV dramas must have been im...[Details]

introduction Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]

Overview As a remote network communication control method with advanced technology, high reliability, complete functions and reasonable cost, CAN-bus has been widely used in various automa...[Details]

I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]

According to a survey by the International Energy Agency, Asia and Australia used 1.65 trillion liters of oil for energy in 2004. The survey also showed that since 1990, the demand for oil has been...[Details]

Communication protocol: The first byte, MSB is 1, which is the first byte mark, the second byte, MSB is 0, which is the non-first byte mark, and so on... The last byte is the XOR checksum of the la...[Details]

The treatment capacity of a sewage treatment plant in Shanghai is 10,000 m³/day, and the number of monitoring points is not large. The selection of S7-300 PLC plus Beijing Dingshi DS300B distributed I...[Details]

① Single chip computer encryption method The protection of scientific research results is the most concerned thing for every researcher, the purpose is not to let their hard work go to waste....[Details]

Compared with other air conditioning systems, ground source heat pump systems have outstanding advantages. Since the temperature deep in the ground remains unchanged all year round, it is much higher ...[Details]

A simple voltage boost circuit for an LED flashlight. After the power supply is turned on , VT1 is connected to the negative pole by R1, and the voltage across c1 cannot c...[Details]

With the development of LED technology, the application of LED has been extended from traditional low- power portable product backlight to medium- and high-power indoor lighting, out...[Details]

In some areas where power outages are common, electrical appliances are not turned off after a power outage. Once power is restored, they will automatically power on and work. This can result in wa...[Details]

Among the current LED applications, the application in two major fields, LCD TV backlight and lighting, is growing rapidly. The use of high-power LEDs is increasing, a...[Details]