PSL-PCB-V

The concept of noise is very broad. In many cases, we regard the spectrum analyzer as a receiver, and noise and signal-to-noise ratio often represent the same meaning. Noise does not appear directly i...[Details]

　　　Constant current drive circuit design: The LED drive circuit based on PT4115 is shown in Figure 1. The circuit can use Atmega8 microcontroller as the controller and set two input interfaces. The i...[Details]

Narrow pulse high speed peak hold circuit Function of the circuit The peak hold circuit introduced in "6-6" has a high conversion speed and a large drive current in its OP amplifier A1. Howeve...[Details]

//PWM output initialization  //arr: automatically reload value  //psc: clock pre-division number  void PWM_Init(u16 arr,u16 psc)  {      //This part requires manual modification of IO port settings  ...[Details]

High bandwidth real-time oscilloscope using InP technology front-end chipset Agilent Technologies has announced a new generation of high-bandwidth oscilloscopes that use front-end c...[Details]

According to the Wall Street Journal, data from research firm Dell'Oro Group showed that Huawei lost ground to Western competitors in the cellular equipment market outside of China last year, indicat...[Details]

When you want to modify a variable during program execution and the value of this variable will not be lost after power failure, you can write the variable data into EEPROM to achieve this. What is E...[Details]

A host of new technologies will usher in digital transformation in 2020. The latest insights report from the Strategy Analytics User Experience Innovation research team identifies the most noteworthy...[Details]

      The Dutch website GalaxyClub dug up a Samsung SM-F720F model, which they called the "Samsung Galaxy Z Flip 3". It is expected that this phone is the previously rumored cheaper version of the fo...[Details]

1. Calculation principle According to the content of the previous section, an arbitrary S-curve function has been calculated. In the S-curve acceleration and deceleration control of the steppe...[Details]

Electromagnetic compatibility (EMC) refers to the ability of a device or system to operate in accordance with requirements in its electromagnetic environment and not to produce intolerable electromag...[Details]

According to Nikkei News, ASML sold 26 extreme ultraviolet (EUV) lithography equipment in 2019, and Akira Minamikawa, consulting director of British research firm Omdia, speculated that "about half w...[Details]

With the single-chip microcomputer MSP430F449 as the control core, a low-noise broadband amplifier powered by a single 5 V power supply is designed. The unit-gain stable low-noise operational amplifi...[Details]

Equipment designers have been asking for SMPSs with smaller packages. Smaller EMI filters can not only effectively reduce the level of electromagnetic emissions before they reach the main line, but...[Details]

According to foreign media reports, Blue World Technologies (BWT), a Danish methanol fuel cell system developer, has acquired a 15% stake in Danish Power Systems and will use the company's technology...[Details]