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Explanation of TTL and LVTTL about Keylink's RF power amplifiers
Updated : 2022-01-24

As we know, transistor–transistor logic (TTL) is a logic family built from bipolar junction transistors. Its name signifies that transistors perform both thelogic function (the first

Frequency conversion assemblies of KeyLink Microwave
Updated : 2022-01-24

In a communication system, the mixer (frequency converter) plays a key role. The mixing circuit includes three components: local oscillator, nonlineardevice and band-pass filter.

Frequency-Hopping Spread Spectrum
Updated : 2022-01-24

Communication or remote control is achieved through radio frequency signals emitted from space. It takes up a certain frequency, and the spectrum isvery limited. The more apps you have, the more likely you are to crash. There are many effective ways to reduce mutual interference.

How do we prevent Covid-19 virus?
Updated : 2022-01-24

Since the beginning of February, we have been back to work. How do we protect our employees from being infected by Covid-19 virus?Take a daily temperature test and make a recordProvide safe and reliable masks and alcohol disinfectant for everyoneKeep indoor ventilation and disinfect regularly

What is the use of RF amplifier?
Updated : 2022-01-24

A radio frequency power amplifier (RF power amplifier) is a type of electronic amplifier that converts a low-power radio-frequency signal into a higher power signal.

Important Notice II
Updated : 2022-01-24

All overseas business of Keylink will be handled by her wholly-owned subsidiary Keylink Wireless.Same contact, same quality but different bank information.The beneficiary bank information is as follows.

Important Notice I
Updated : 2022-01-24

Keylink is changing the bank information from Keylink Microwave into Keylink Wireless.

RoHS certification of Keylink Wireless
Updated : 2022-01-24

Keylink Wireless has obtained RoHS, CE, Reach, QC certificates, The certified products include all the types of our company's rf amplifier​ products, such as RF power amplifiers, RF power amplifier subsystems and etc.

Assessment of gallium nitride development
Updated : 2022-01-24

Our company export RF Power Amplifier, High Power RF Amplifier, Microwave Power Amplifier, we have a whole set of quality management system. If you have interested in our products, pls feel free to contact us.

What matters about an RF power amplifier
Updated : 2022-01-24

Keylink Microwave has been devoted to designing, developing and manufacturing high power RF power amplifiers and subsystems. What matters about an RF power amplifier?Most important parameters that defines an RF Power Amplifier are