Solid State RF Power Amplifiers, T/R Modules, RF Assemblies & RF Systems
KeyLink Microwave is a world-wide manufacturer specialized in the design and manufacturing of high power RF amplifier module & system. We provide broadband solid state power amplifiers (SSPA), narrowband microwave amplifiers, high power pulsed amplifiers, T/R modules, RF assemblies and RF systems etc. KeyLink supports the most stable ready-to-ship COTs radio frequency power amplifiers and the most technologically advanced OEM solutions for radar, jamming, communication, EMC, and other commercial and industrial market.
KeyLink’s RF power amplifier products cover frequencies from 1MHz to 46GHz with a variety of power ratings from several watts to kilowatts. Our high power radio frequency amplifiers and systems are engineered and produced to meet the most challenging performance requirements. KeyLink Microwave has been the preferred supplier in the worldwide radio frequency power amplifier industry and will always focus on your high performance RF microwave power amplifier application needs. In the future, we will never cease our step but seek deeper cooperation with our clients and reach higher level in technology. Join KeyLink, and work for the better.
Last week's ExpoElectronica 2025 exhibition ended successfully. Thank you very much for your presence and support. At this exhibition, KeyLink's products were well received by customers, and we launched our new products strongly. If you want to know more, please feel free to contact us.
KeyLink will be closed for the International Workers' Day holiday from May 1st to May 5th, 2025. Normal business operations will resume on May 6th. We wish our new and returning customers to have a happy Labour Day!
RF power amplifiers play a crucial role in RF communication systems. Similar to other amplifiers, RF power amplifiers amplify small microwave signals to achieve high-power output. Due to the many important features and specifications of amplifiers, selecting the right one is a challenging task for engineers. In this guide, let's explore key indicators for RF amplifiers and learn how to choose the right one for your application.
In the dynamic realm of the electronics industry, thermal management is increasingly critical. This emphasis is particularly evident in RF power amplifiers, where the conversion of electrical energy to useful power generates significant heat. Failure to efficiently dissipate this heat can lead to increased internal temperatures, reduced efficiency, and compromised amplifier reliability. Effective grounding and timely heat dissipation are therefore essential for prolonged component lifespan and optimal RF power amplifier performance.
Product Catalog Download rev. 2023
The catalog presents KeyLink's advanced production lines and superior R&D capability, which guarantee the excellent performance of RF amplifiers and RF systems. Also, the catalog lists all of KeyLink's CoTs and details RF power amplifiers and RF systems by bandwidth.
DOWNLOAD NOW2022 KeyLink Microwave Corporate Video
RF amplifier (Radio frequency amplifier)
Our RF amplifier modules include: broadband solid state RF power amplifiers with frequencies from 1.5MHz to 46GHz and output power ranges from 5W to 1000W; narrowband radio frequency power amplifiers with frequencies from 1MHz to 46GHz offering a wide dynamic range up to 200W typical saturated power; pulsed microwave amplifiers with frequency from 1MHz to 46GHz, the maximum output power can reach 2000W. In addition, CW RF systems can achieve up to 2000W of output power in the frequency range of 1.5MHz to 46GHz. All KeyLink solid state power amplifiers are CE, ISO9001, RoHS and REACH compliant to ensure product quality and stability.
Solid State Power Amplifier System
Solid state power amplifier system is an electronic amplifier which uses solid state devices including GaN, GaAs, LDMOS and bipolar device technologies for jamming, test and measurement, communication, radar and other RF and microwave industries. KeyLink provides broadband and narrowband, high power rf and microwave amplifier solutions to OEM systems.