Leading RF Combiner Supplier

 

 

CNCR is a global leading supplier providing telecom access network solutions. Since the company was successfully listed in 2011, CNCR has always adhered to independent research and development and technological innovation, and successfully passed the highest level CMMI5 certification in the global software field.

 

 
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Combiners are used to unite two or more different frequencies sharing the common antenna feed cable or one antenna by several transmitters or receivers.
Combiner collects all the signals from different systems to an antenna port and allows that different systems share one set of antenna and cable equipment 

Why Choose Us
1

Professional Engineer

500+ experts provides innovative solutions to ensure project quality and reliability.

2

Customizable R&D

Meet personalized needs, reduce costs, protect intellectual property rights, improve competitiveness, and enhance user experience.

3

Real-Time Support

7*24 hours global technical support service, quickly solve problems and improve user experience.

4

Certified Quality

CNCR products have passed various international certifications such as ISO, CE, ROHS, improve customers' market competitiveness.

 

Types of RF Combiner

 

 

01

Diplexer Combiner

Diplexer combiners are used to unite two different frequencies sharing the common antenna feed cable or one antenna by several transmitters or receivers.

RF Multiplexer Combiner

 

02

RF Multiplexer

RF Multiplexers combine multiple filters to a common port to create a multi-channel module.

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03

Rf Wireless Coverage

Radio waves transmitted and received between cell towers, base stations, and mobile devices provide RF wireless coverage.

 

04

Triiplexer Combiner

The term "triplexer" is derived from the combination of "triple" and "duplexer," which refers to the ability to separate signals into three different frequency bands for three different communication systems.

 

Specification

 

 

Part number

ZHCM-0617192304D-5F1A

Product Type

Quad-plexer

Frequency Range(MHz)
Band1
Band2
Band3
Band4

690-960

1710-1880
1920-2170
2300-2700

Band Width(MHz)

270/170/250/400

Insertion Loss (dB)

≤0.3

≤0.6

≤0.6

≤0.5

Isolation(dB)

≥80

Return Loss(dB)

≥20

PIM(dBc) +43 dBm x 2

≤-150

Impedance(Ω)

50

Ingress protection

OutdoorIP67

Connectors

DIN-F

Power Rating(W)

200

Temperature(℃)

-20 to 55

 

Advantages of RF Combiner
 

Improve efficiency: One key benefit of RF combiners is the ability to combine multiple RF signals, which allows for increased efficiency and greater communication capacity.

 

Improve signal quality: Another benefit of RF combiners is improved signal quality. By combining several signals into a single feed, noise and interference are reduced, resulting in a stronger and more reliable signal.

 

Expanding coverage: RF combiners also have the advantage of increased range and coverage. By utilizing a single antenna, the signal can be transmitted further and with greater consistency.

 

Cost-effective: In addition to these benefits, RF combiners are also cost-effective and practical. They require less equipment and maintenance than separate systems, reducing overall costs and increasing system reliability.

 

Easy to install: Because they allow for multiple signals to be combined into a single feed, they take up less space and can be more easily installed than multiple antennas and transmission lines.

 

Uses of RF Combiner

 
 

Broadcasting: In broadcasting applications, RF combiners are used to combine the signals from multiple transmitters into a single antenna, thereby reducing the number of antennas required.

 
 

Cellular Networks: In cellular networks, RF combiners are used to combine the signals from multiple base stations into a single antenna, allowing for better coverage and capacity.

 
 

Distributed Antenna Systems (DAS): In DAS installations, RF combiners are used to combine the signals from multiple remote units into a single antenna, providing improved signal distribution and coverage.

 
 

Two-Way Radio Systems: In two-way radio systems, RF combiners are used to combine the signals from multiple radios or repeaters into a single antenna, enabling communication over a larger area.

 
 

Radar Systems: In radar systems, RF combiners are used to combine the signals from multiple radar transmitters into a single antenna, allowing for better detection and tracking of targets.

 

 

RF Multiplexer

 

Difference Between Combiner and Diplexer

The main difference between RF combiners and diplexers is the way that they handle multiple frequencies. RF combiners are designed to handle multiple frequencies at once, combining them into a single output. Diplexers, on the other hand, are designed to separate two specific frequencies, typically one for transmit and one for receive.

 

Another key difference between RF combiners and diplexers is their use in filtering signals. RF combiners typically do not have any filtering capabilities, while diplexers are designed to have filtering capabilities in order to separate the desired frequencies from each other. This capability is key in applications where interference can be caused by unwanted frequencies overlapping with the desired ones.

 

RF Combiner Customization Process

 

Determine the specifications

First, determine the RF combiner specifications you need, including frequency range, power handling capability, insertion loss, isolation, and impedance matching requirements.

Choose the combiner topology

There are several combiner topologies available, such as Wilkinson combiner, hybrid combiner, and resistive combiner.

Determine the number of ports

Decide on the number of input ports and the number of output ports based on the application. For example, a 2-way combiner will have two input ports and one output port.

Design the power dividers

Power dividers are used to split the input power into multiple output ports. Design the power dividers based on the specifications and the combiner topology chosen.

Design the impedance matching networks

Impedance matching networks are used to match the input and output impedance of the combiner with the source and load impedance. Design the impedance matching networks to achieve good impedance matching.

Simulate the combiner

Use a simulation software or RF circuit simulator to simulate the combiner design. Verify the performance of the combiner, including the power division, insertion loss, isolation, and impedance matching.

Fabricate the combiner

Once the design is verified through simulation, fabricate the combiner using appropriate RF components, such as resistors, capacitors, and transmission lines.

Test and tune the combiner

After fabrication, test the combiner using appropriate RF test equipment. Measure the performance parameters, such as insertion loss, isolation, and power division. If necessary, tune the combiner by adjusting the component values to achieve the desired performance.

Verify the combiner performance

Finally, verify the combiner performance against the specifications. Make sure the combiner meets all your requirements and operates as expected.

 

 
Order Process
 
01/

Contact our sales team online via email at sarah.gu@cncr-it.com and provide the products and quantities you need to order and your customization requirements.

02/

Once we receive your custom requirements, we will contact you via email to confirm your order requirements.

03/

Once everything is confirmed, we will send you a quotation for your approval.

04/

Once we get your approval, we will start processing your custom order.

05/

Our technicians will control the quality during the production process.

06/

According to the delivery time, we will arrange shipment after receiving the remaining payment.

 

Payment & Delivery

 

 

Accepted Delivery Terms: FOB, CIF, FCA, EXW;

Accepted Payment Currency:

USD;

Port:

Xiamen ,China

Accepted Payment Type:

T/T,L/C,Credit Card,PayPal,Western Union

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Video

 

 

 

Patents & Certificates

 

In pursuing innovation of cutting-edge technologies, CNCR has been publishing patents every year.

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Factory Environment

 
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FAQ

 

Q: Are you trading company or manufacturer?

A: We are manufacturer, having our own factories.

Q: Do you provide samples ? is it free or extra?

A: Sorry, we can not provide free samples

Q: How long is your delivery time?

A: Generally, if the goods are in stock, shipment can be arranged within 3 working days;
If the goods need to be mass produced, delivery time may be around 7-10 working days.

Q: How long i can get the feedback after we sent the enquiry?

A: We will reply you within 12 hours in working day.

Q: Can you do our design?

A: Of course, your customized design (OEM) is available.

Q: Can you make our design for the package?

A: Yes, please send us the design you need ,we will value the price and make the exact same package basing on your design.

Q: What is the difference between RF splitter and RF combiner?

A: Functionality - The primary function of RF Splitter is to distribute one signal to multiple outputs, while RF Combiner combines multiple signals into a single output. 2. Signal Processing - RF Splitters divide power between outputs without interference, while RF Combiners combine signals with minimal signal loss.

Q: How does an RF combiner work?

A: An RF combiner is a device that combines multiple RF signals into a single output signal, allowing multiple transmitters or sources to be connected to a single antenna or load. It works by using a network of components (like transmission lines and resistors) to add the signals together while maintaining impedance matching and isolation between the input ports.

Q: Do RF combiners require power to operate?

A: No, passive RF combiners do not require power; active versions may need power for amplification or switching.

Q: How do I choose the right RF combiner for my application?

A: Step 1: Define Frequency Range
Sub-6 GHz: Hybrid combiners for 5G/LTE.
Microwave (6–40 GHz): Waveguide combiners for radar systems.
Step 2: Evaluate Power Handling

We're well-known as one of the leading RF combiner manufacturers in China since 1999, specialized in providing high quality customized products. Welcome to buy cheap RF combiner for sale here from our factory. For price consultation, contact us.

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