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This section provides an overview for rf attenuators as well as their applications and principles. Also, please take a look at the list of 19 rf attenuator manufacturers and their company rankings. Here are the top-ranked rf attenuator companies as of December, 2024: 1.Qorvo, Inc., 2.Amphenol RF, 3.Bird Technologies.
Table of Contents
An RF attenuator is a specialized device designed to manage the intensity of radio frequency signals in wireless communication systems. It precisely adjusts signal levels, reducing the strength of desired signals and mitigating interference from unwanted signals.
RF attenuators are categorized into variable and fixed types. Variable attenuators offer the flexibility to adjust attenuation levels manually or automatically, catering to dynamic signal conditions. Fixed attenuators, conversely, provide a constant level of attenuation, suitable for stable signal environments.
The effectiveness of an RF attenuator is measured by its insertion loss—the signal reduction achieved by integrating the attenuator into the signal path. By choosing an attenuator with the appropriate attenuation value, the signal quality is enhanced, thereby elevating the overall performance of the communication system.
*Including some distributors, etc.
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Amphenol RF, established in 1925 with headquarters in the USA, is a global manufacturer of coaxial connectors for use in radio frequency, microwave, and data transmission system applications. The company's product portfolio covers a wide range of RF connectors, coaxial adapters, and RF cable assemblies that provide reliability in a range of harsh environments and rough-use situations. It serves the broadband, IoT, instrumentation, medical, military, and wireless markets. Examples include mission-critical military electronic systems, ruggedized communications, and RF signal connections to enable automation in warehousing and logistics.
Quantic Corry, established in 1970, and located in Warrendale, Pennsylvania, USA, is a manufacturer and supplier of RF/Microwave (RFMW) filters and RF switching products. Its product range includes RF/Microwave filters, diplexers, multiplexers, low noise amplifiers, and power amplifiers, serving industries like aerospace, defense, medical, communications, and specialty test. The company offers cost-effective customized solutions in a wide range of RF and microwave components and subsystems. The company operates from a 25,000 square foot facility, holds ISO 9001 certification, and is RoHS compliant.
Fairview Microwave was established in 1992 in Lewisville, TX, and is a manufacturer of RF and microwave components for industrial automation, military defense, telecom-broadband, commercial electronics, and building automation industries. Its RF product catalog includes RF noise source generators, RF power dividers and tappers, RF coaxial surge protector lightning, RF connector dust caps, and RF power combiners. The company also designs bias tees, calibration kits, frequency synthesizers, impedance matching pads, and hybrid couplers. It provides cable phase matching, 3D CAD drawings, and RF cable design services.
Pasternack headquartered in Irvine, California, is part of the Infinite Electronics family of brands, established in 1972 by Murray Pasternack, as a supplier of RF and Microwave components. The company retails various types of products, including connectors, switches, cables, couplers, and filters. They have over 40,000 in-stock products and have partnered with 19 international distributors serving customers in over 35 countries. The company offers contract assembling, where they assemble custom Cables for same-day shipping. The company earned the ISO 9001 certification in 2015 and offers expert technical support and 24/7 customer service.
Mini-Circuits, founded in 1968 and headquartered in Brooklyn, New York, is a designer, manufacturer, and distributor of RF and microwave components and integrated assemblies. The company’s range of products includes adapters, amplifiers, attenuators, cables, and frequency multipliers. Mini-Circuits' products are used to provide essential components and solutions for RF and microwave communication, signal processing, and testing across industries such as telecommunications, aerospace, defense, research, and manufacturing. Their offerings enable efficient signal transmission and manipulation in diverse applications where RF and microwave technologies play a role. The company also holds ISO 9001, AS 9100, and ISO 14001 certifications.
RFMW has been a supplier and distributor of specialized radio frequency (RF) and microwave components since it was founded in 2003 and is based in California. They provide RF & Microwave and Power Component distribution that focuses on Technical and Supply Chain Solutions and these include Active Devices like Diodes, Transistors, Amplifiers, Control Components, and more along with Passive devices such as Filters, Inductors, Antennas and alike. They also have Power Management and Interconnect/T&M components which help them serve military, aerospace, test, measurement, medical, and commercial markets.
Hangzhou Shengtong Technology (CenRF) Co., established in 2000, is a manufacturer and supplier of mobile network coverage and optimization solutions such as radio frequency technologies to operators and mobile phone users worldwide based in Hangzhou. The company specializes in the manufacture of all communications-related products including Antenna, Repeaters, Termination/Dummy Loads as well as RF Attenuator and Filters. CenRF has customers worldwide, mainly focusing on South Asia, North America, and Western Europe.
Nanjing Huamai Technology Co. Ltd., founded in 1998 and based in Nanjing, China, is a manufacturer and supplier of optical communication solutions. Its products include fiber cables, RF components, and FTTX equipment, including data centers, telecommunication infrastructure, and value-added services for the ICT industry. It also provides IoT and system integration solutions such as IoT information infrastructure network construction, integration of weak current systems, and development of smart application platforms. The company is ISO 9001, ISO 14001, and ISO 45001 certified, and is listed on the Shanghai Stock Exchange.
Renesas Electronics Corporation was established in 2002 and is headquartered in Tokyo, Japan. Renesas is a global research, design, and manufacturer of semiconductors used in industries spanning automotive, consumer electronics, the internet of things, power & energy, and industrial sectors. Renesas manufactures both analog and digital products. Analog products include amplifiers, audio & video devices, data converters, PLC, and switches & multiplexers. Digital products include microcontrollers, memory components, sensors, wireless connectivity products, and others. Renesas also offers design resources such as kits, development tools, partner programs, and design tools.
Bird Technologies, based in Solon, Ohio, is an American manufacturer specializing in radio frequency (RF) measurements. The company was established in 1942 by J. Raymond Bird after his invention of the RF wattmeter. Bird's product solutions cater to various industries. The company's RF power sensor solutions and calibrated test and measurement products, aligned with the National Institute of Standards and Technology (NIST), find applications in commercial and military sectors. In 2010, Bird acquired X-COM Systems, an American manufacturer of advanced RF signal recording and analysis tools. This acquisition enabled Bird to develop X-COM products for electromagnetic spectrum analysis.
Marki Microwave Inc. is an ISO 9001:2015-certified broadband and high-frequency microwave product manufacturer established in 1991 in Morgan Hill, California, USA. The company offers filters for passing or rejecting signals based on frequency, amplifiers for increasing the amplitude or power of selected signals, and mixers for combining two or more signals at different frequencies. It also offers power dividers, couplers, and baluns for converting balanced signals. The company’s products are used in the telecom, aerospace, and defense sectors.
Ranking as of December 2024
Derivation Method| Rank | Company | Click Share |
|---|---|---|
| 1 | Qorvo, Inc. |
33.3%
|
| 2 | Amphenol RF |
33.3%
|
| 3 | Bird Technologies |
33.3%
|
Derivation Method
The ranking is calculated based on the click share within the rf attenuator page as of December 2024. Click share is defined as the total number of clicks for all companies during the period divided by the number of clicks for each company.Number of Employees
Newly Established Company
Company with a History
*Including some distributors, etc.
*Including some distributors, etc.
| Country | Number of Companies | Share (%) |
|---|---|---|
|
United States of America
|
6 | 60.0% |
|
China
|
3 | 30.0% |
|
Japan
|
1 | 10.0% |
