RF Circulators

Your Professional RF Circulators Supplier

Flexi RF Inc. was founded in 2023 in Santa Clara, California - at the heart of Silicon Valley, by a team of experienced RF engineers. We specialize in the design, manufacture, and supply of passive and active RF components. Our product line includes passive components such as antennas, connectors, adapters, cable assemblies, attenuators, and loads; and active components such as amplifiers, switches, and select custom modules.

Why Choose Us

OEM and ODM
We offer both OEM and ODM services with no minimum order quantity. Whether you are developing a next-generation system or require a mature RF module solution, we provide products and technical support that scale with your innovation.

Our Services
Flexi RF offers a one-year warranty on standard products, ensuring that our service remains reliable and efficient.

Real-Time Response
Our cross-border team, spanning China and the United States, can respond to customer needs around the clock, ensuring seamless and efficient service across time zones.

Professional Team
With decades of industry experience and professional R&D as well as manufacturing facilities, our team of experienced engineers possesses strong independent innovation capabilities, enabling us to provide customers with high-quality customized RF solutions.

Specification

Sku	Connector Series	Frequency	Isolation	Power
GCN020060-20W-NF	N Female	2GHz~6GHz	15dB	20W
VSWR	Body Material	Body Plating	Connector Material	Connector Plating
≤1.45	Aluminum Alloy	Oxidation	Brass	Nickel

Advantages of RF Circulators

High isolation

Effectively isolate signals between different ports to reduce interference.

Low insertion loss

Ensure the efficiency and quality of signal transmission.

Wide bandwidth

Applicable to a variety of frequency ranges to meet different application requirements

Types of RF Circulators

Ferrite-Based RF Circulators
Ferrite-based RF circulators are the most widely used type of circulator. They rely on the Faraday rotation effect in ferrite materials to achieve non-reciprocity. Ferrite-based circulators are available in various frequency ranges, from a few MHz to several GHz.

Non-Ferrite RF Circulators
Non-ferrite RF circulators, also known as active circulators, use electronic components to achieve non-reciprocity. They are typically used in low-power applications.

RF Circulators Applications

Radar Systems: In radar systems, RF circulators are used to separate the transmitted and received signals, allowing the transmitter and receiver to share the same antenna without interference.

Communication Transceivers: In transceivers, RF circulators are used to route the transmitted and received signals between the antenna, transmitter, and receiver components, ensuring proper signal isolation and preventing damage to the receiver from the high-power transmitter.

Microwave Instrumentation: RF circulators are widely used in various microwave instrumentation setups, such as network analyzers, signal generators, and amplifier test systems, to route signals and provide isolation between different components.

Amplifier Protection: RF circulators can be used to protect sensitive amplifiers from reflected power or load mismatches, preventing damage to the amplifier components.

Antenna Duplexing: In duplex communication systems, RF circulators allow the transmitter and receiver to share the same antenna by separating the transmitted and received signals.

Test Setup for RF Circulators Evaluation

Testing Techniques

● Measure S-parameters to analyze circulator performance.
● Check isolation by applying a signal at one port and measuring the leakage at others.
● Conduct power handling tests to ensure reliability in high-power applications.

Test Equipment

● Vector Network Analyzer (VNA) : Measures S-parameters, insertion loss, and isolation.
● Spectrum Analyzer : Evaluates unwanted signals and distortions.
● Power Meter : Ch

Customization Services

To better meet the diverse needs of different industries and customers, we can tailor RF circulators professional solutions to your specific application scenarios and special requirements. For further information or support, please feel free to contact us.

Order Process

Contact Customer Service

Submit Order

Obtain a Quote

Confirm Order

Arrange Payment

Track Order

Receive and Inspect Goods

Packaging and Shipping

Packaging	Plastic bags, paper boxes
Transportation methods	Road transport, rail transport, sea transport, air transport

FAQ

Q: What is an RF circulator?

A: RF circulators are three port devices designed to provide isolation between transmit and receive signals for radar, actively electronically steered antenna (AESA) arrays, satellite communications, and telecommunications applications.

Q: What's the difference between RF circulators and isolators?

A: While isolators are designed to allow unidirectional signal flow, circulators facilitate multi-port signal routing with minimal loss. Recognizing their differences in terms of design, functionality, and applications can guide you in selecting the right component for your specific needs.

Q: What is the direction of the RF circulator?

A: RF circulators consist of three or more ports that allow the signal entering each port to pass to the port adjacent to it (either clockwise or counter-clockwise) but not to the port in the other direction.

Q: What is the construction of the RF circulator?

A: A typical RF circulator consists of a cylindrical ferrite material surrounded by a series of metal waveguides or transmission lines, known as ports. These ports are arranged in a circular pattern around the ferrite core.

Q: What is the insertion loss of the RF circulator?

A: The total amount of energy lost while transmitting the RF signal from one port to another port of the Circulator is called as Insertion Loss. Circulator is a passive RF component, so a signal traveling through it will undergo some attenuation.

We're professional rf circulators manufacturers and suppliers in USA, specialized in providing high quality customized service. We warmly welcome you to buy high-grade rf circulators in stock here from our factory.

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