Nowadays, WiFi networks have become widespread around us. You can use WiFi networks when you are in coffee shops, buses, and office places.
We've all experienced this feeling: you watch the video well, and suddenly the video gets stuck and starts to buffer endlessly. It's a maddening thing to suddenly slow down. Here are some ways to enha
2.4g and 5g mainly refer to signals in two different frequency bands, which differ mainly in transmission range and network speed.
What is 5G wireless WiFi?What is the difference between 5G wireless WiFi and 2.4G Wifi,The so-called 5G wireless WiFi
RF transceiver transmission is widely used in vehicle monitoring, remote control, telemetry, small wireless networks, wireless meter reading
The internal and significance of common RF indicators,temperature compensation Generally speaking, we only do temperature compensation in the transmitter.Of course, receiver performance is also affect
the source of PAR PAR (signal peak-to-average ratio) is usually represented by a statistical function such as CCDF, and its curve represents the power (amplitude) value of the signal and its correspon
The internal and significance of common RF indicators,Industry information,Rx Sensitivity (receiving sensitivity),SNR (signal to noise ratio),TxPower (transmission power)
How to choose a wireless transmitter and receiver for drones?When you want to get a quadrotor drone, the wireless transmitter (TX) and receiver (RX) should be the first thing you need to buy.
Optical fiber is the abbreviation of Optical Fiber, which is a waveguide medium that transmits light energy, and is generally composed of a core and a cladding.
The selection of connectors must consider both performance requirements and economic factors. The performance must meet the requirements of the electrical equipment of the system
There are mainly five types of commonly used interfaces for video optical transceivers, namely BNC interface (video), optical fiber interface (optical fiber), RJ-45 interface (Ethernet), serial port R
For RF coaxial connectors in adapters or cable connectors, due to the difference in socket size, it is difficult to avoid the transition of conductor cross-sectional size from small increase or large
In the past few years, artificial intelligence-driven equipment and services have been the most popular and interesting items at global technology fairs. In addition to 2018, there are also obvious ne
The radio frequency coaxial connector (hereinafter referred to as the RF connector) is usually regarded as a component attached to a cable or installed on an instrument as a component for electrical c
Optical fiber connector (hereinafter referred to as RF connector) is generally regarded as a component installed on a cable or installed on equipment, as a coaxial cable protective grounding or separa
In order to adapt to the development of miniaturization, modularization, high-frequency, high-precision, and high-reliability of the whole machine equipment, new products of RF connectors are constant
The SIM card holder can have a strong ability to use, and it can also maintain a common progress performance. The use of memory cards can also be said to be a related basic condition that everyone sti
With the advancement of technology, some electronic products such as mobile phones and tablet computers have become light, small and portable.
In this morning of the Internet era, each of us uses mobile phones. How much do we know about the phone deck? I think few people know about this deck because our deck is It is set inside the mobile ph
The non-linear distortion of the RF power amplifier will cause it to generate new frequency components. For example, for the second-order distortion, it will produce the second harmonic and two-tone b
The standard for judging non-linearity and linearity can be: use a fixed frequency f1 and level input to the amplifier, observe the output of the amplifier, if its output contains additional frequency
The signal amplified by the amplifier has a lot to do with the frequency of the signal. If the frequency is too high or too low, the operational amplifier will have a lot of distortion when amplifyin
Solid-state power amplifiers have the advantages of small size, low working voltage, long life, high efficiency, and high reliability. They have been widely used in radio frequency/microwave/millimet
The power amplifier is a module circuit in the RRU equipment, referred to as the PA module. Complete small signal amplification and power amplification in the TRX link.
Transmitting devices are mainly divided into two forms: semiconductor solid-state devices and electric vacuum devices. As a power amplifier, electric vacuum devices have played a very important role i
According to the type of the transmission line of the microwave filter, the performance index and design method of various microwave filters are introduced in detail according to this classification m
The antenna system is an important part of the microwave relay communication system. The signal energy transmitted by the microwave equipment is sent and received point-to-point in free space through
The mechanical properties of antennas produced by different manufacturers are different. This requires that the mechanical performance requirements of the antenna are clearly defined in the design of
Under normal circumstances, when the coaxial cable transmits data signals, it will continuously lose the signal, which will cause the signal amplitude to decrease after reaching the end point, and som
In the future, the trend of circuits is digital and integrated. So, will the living space of traditional RF engineers, including those who make devices and the design of RF front-ends, be compressed?
On June 15th, Liu Yunjie, an academician of the Chinese Academy of Engineering, stated that the Nanjing Network Communication and Security Purple Mountain Laboratory has developed a CMOS millimeter wa
An antenna is a metal device (such as a rod, wire, or arrangement of wires) used to transmit or receive radio waves. A component used in radio equipment to transmit or receive electromagnetic waves.
Radio frequency is abbreviated as RF, radio frequency is radio frequency current, which is an abbreviation of high-frequency alternating electromagnetic waves. The alternating current that changes les
Various radio communication antennas
veryone is familiar with TV antennas. I remember that old-fashioned black-and-white TVs were pole-mounted TV antennas that had their own antennas and were later developed outdoors. But so far, TV ante
MW1982-20W microwave power amplifier adopts the latest GaN power tube and ultra-wideband power matching synthesis technology. The instrument uses a single knob to control the power output and size, an
An amplifier is an electronic device used to increase signal power. The amount of amplification in an amplifier is measured by its gain, that is, the ratio of output voltage, current, or power to inpu
Class A Class B Class AB Class D Class G Class H Power Amplifier Circuit Knowledge Sharing
A waveguide antenna is an antenna that guides radio frequency energy from an air medium into a waveguide, and vice versa.
With the emergence of higher 4G LTE versions (3GPP version 13 and version 14) and the latest 5G standard (3GPP version 15), antennas for wireless communication have begun to undergo substantial chang
Compared with conventional microwave antennas, microstrip antennas have some advantages. Therefore, a large number of applications have been obtained in a wide frequency band from about 100MH to 50GHz
With the emergence of higher 4G LTE versions (3GPP version 13 and version 14) and the latest 5G standard (3GPP version 15), antennas for wireless communication have begun to undergo substantial change
Our new website provides more abundant products, and each product can be individually inquired for the bill of lading. At the same time, we also provide more and richer industry information sharing. F
Metamaterials have become a hot research topic, especially in fields involving modern antenna structures. However, we still don't know much about what metamaterials are and their role in antenna devel
An antenna array, also called a phased array, is a group of antennas composed of two or more antennas. These antennas combine signals with each other to achieve higher performance than a single antenn
Transmitting or receiving antennas that work in meter wave, decimeter wave, centimeter wave, millimeter wave and other wave bands are collectively called microwave antennas. Microwaves mainly rely on
Passive antennas are radiating elements composed entirely of passive components. Normally, this means that a passive antenna system includes at least a passive radiator (antenna element), passive impe
Antenna polarization is similar to optical polarization. Although there is a "polar", it has nothing to do with Arctic weather, but involves sending and receiving electromagnetic radiation according t
Microwave antenna is a kind of antenna device used in the field of microwave (meter wave, decimeter wave, centimeter wave, millimeter wave, etc.) communication as a feeder for reflective surface commu
Standing wave ratio is called voltage standing wave ratio, also known as VSWR and SWR, which is short for English Voltage Standing Wave Ratio.
Antennas are key components of radio frequency and microwave equipment and are widely used in various applications such as radio and television broadcasting, radar, cellular transmission, and satellit
This article briefly introduces various general model names, appearances and applications of small and medium power coaxial connectors, helping test engineers, especially beginners, to get a prelimina
The basic function of an antenna is to change the electromagnetic wave transmitted by the feeder into an electromagnetic wave propagating in free space.
In recent years, with the rapid development of my country's communication industry, microwave relay communication antennas have also been continuously developed and improved.
There are many performance indicators for power amplifiers, including output power, frequency response, distortion, signal-to-noise ratio, output impedance, damping coefficient, etc., among which thre
According to the "IC Insights" report, due to the impact of the new crown pneumonia (Covid-19) epidemic, the overall power transistor market revenue is expected to fall by 7% this year, but by 2021, s
How to linearize the RF power amplifier The nonlinear distortion of the RF power amplifier will cause it to generate new frequency components.
What are the criteria for judging the nonlinearity and linearity of a power amplifier? The criterion for judging nonlinearity and linearity can be: use a fixed frequency f1 and level input to the ampl
What is a solid state power amplifier? RF solid state power amplifier? Solid-state power amplifiers have the advantages of small size, low working voltage, long life, high efficiency, and high reliabi
Are you looking for a power amplifier module? Come see me, there may be power amplifiers you need, such as broadband power amplifiers, radio frequency power amplifiers, high power amplifiers, low freq
The birth background and development status of microwave power modules：Transmitting devices are mainly divided into two forms: semiconductor solid-state devices and electric vacuum devices.
With the rapid development of wireless communication technology, the application range of microwave communication technology communication is very wide.
The role of power amplifier,Preamp,The main function of the preamplifier is to perform necessary processing and voltage amplification on the program signal transmitted by the signal source, and then o
The power tube is the most easily damaged device in the power amplifier circuit. Most of the reason for the damage is that the actual power dissipation of the tube exceeds the rated value.
What is a broadband power amplifier? What are the main applications? The signal amplified by the amplifier has a great relationship with the frequency of the signal. If the frequency is too high or to
Multi-channel power amplifier,Provide regional power amplification for the system, which is suitable for sound reinforcement systems that require multiple low-power pure post-amplifiers.
With the continuous development of audio technology, power amplifiers are no longer available only as tube amplifiers.
In addition to adding frequencies below 6 GHz for 5G, there are other 5G use case technologies under development. With these technologies, current and future antennas will have huge changes.