It's my birthday today, and I'm in a very good mood:Laugh: :Laugh: :Laugh: :Laugh: :Laugh: , but the sky in Harbin is not very nice, and it's drizzling:Mad: :Mad: :Mad: :Mad: :Mad: Haha, yesterday was...
Today we will continue to introduce the functions in AltiumDesigner's preference: PCB default settings. What are PCB default settings? In fact, it means default settings. When we set up PCB, according...
How do you calculate the reactance ratio? For example, if the capacitor is 20KVAR and has a 7% reactance, how do you calculate the reactance value of this reactance?...
Yahoo has banned its employees from teleworking, saying it hinders collaboration and reduces productivity. With so many ways to communicate electronically, teleworking can be a cost-saving measure, es...
[color=#000000][backcolor=white][font=Arial,]Anyone who studies electronics cannot avoid analog electronics. [/font] [font=Arial,]All the knowledge that teachers taught me in school, I returned to the...
SPI is a high-speed, full-duplex, synchronous communication bus, and it only occupies four lines on the chip pins, saving the chip pins, and saving space for PCB layout, providing convenience. It is p...
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]
1 Introduction
A wide variety of communication cables and control cables are widely used in various instruments and control equipment. Whether the cable is well-conducted and
whether
th...[Details]
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
1 Introduction
As an emerging microfabrication technology, micro-electromechanical system (MEMS) technology has begun to be applied in various fields. It can integrate functions such as inform...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
I. Introduction
Since RS232 has a short communication distance (only 15 meters according to EAT/TAI-232 standard), and can only perform point-to-point communication, it cannot directly f...[Details]
MediaTek (2454) announced the acquisition of F-MStar (3697) and attracted the attention of IC design industry. This morning, Gartner Semiconductor Industry Research Director Hong Cenwei analyzed ...[Details]
Flooded Batteries
This battery developed in Germany can be used to power flashlights, strobe lights and toys as long as it is filled with water. This battery can be stored for 50 years and can...[Details]
Digital array radar (DAR) uses digital beam forming (DBF) in both receiving and transmitting modes to achieve flexible distribution and reception of RF signal power in the airspace, obtain excellent t...[Details]
TC9012F is a universal CMOS large-scale integrated circuit for infrared remote control signal transmission, suitable for remote control of TV, VTR, laser player and other equipment. In the market, ...[Details]
Introduction
Liquid crystal, as a display device, is widely used in low-power products such as instruments, meters, and electronic equipment with its unique advantages. In the past, the displ...[Details]
Introduction
X1226 has the functions of clock and calendar. The clock relies on hour, minute and second registers to track, and the calendar relies on date, week, month and year registers to tr...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
1 Introduction
With the rapid economic development, my country's electricity demand has been growing at a rate of more than 20% per year. According to the current economic development trend an...[Details]