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  • What is RF attenuator ?

    What is RF attenuator ?

    Attenuator is an electronic component that is widely used in electronic equipment, and its main function is to provide attenuation. It is an energy consuming element, which turns into heat after power consumption. Its main purposes are: (1) Adjust the size of the signal in the circuit; (2) In th...
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  • Connection between RF Combiner and Hybrid Coupler

    Connection between RF Combiner and Hybrid Coupler

    The different frequency band combiner refers to the signal power synthesis of two different frequency bands. For example, RF Combiner CDMA and GSM power synthesis; CDMA/GSM and DCS power synthesis. Due to the large frequency separation of the two signals, RF Combiner the two frequency signals can...
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  • Importance of RF filters

    Importance of RF filters

    Why RF filters are becoming more important? The rapid growth of mobile wireless data and 4G LTE networks has led to a growing demand for new bands and for carrier aggregation to combine bands to accommodate wireless traffic. The 3G network uses only about five bands, and LTE networks now use mor...
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  • RF Cavity Filter structure and traditional assembly

    RF Cavity Filter structure and traditional assembly

    The tools and instruments used are: tools: electric screwdriver, Phillips screwdriver,RF Cavity Filter allen wrench, flat-blade debugging screwdriver, etc.; instruments: vector network analyzers, such as E5071B, MS4622B,RF Cavity Filter etc.; the traditional mechanical a...
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  • The difference among power splitter, coupler and combiner

    The difference among power splitter, coupler and combiner

    Power splitter,coupler and combiner are important components for RF system, so we would like to share its difference among them on their definition and function. 1.Power divider: It equally divides the signal power of one port to the output port, which is also named as power splitters and, when u...
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  • The impact of RF passive device design and manufacturing on applications

    The impact of RF passive device design and manufacturing on applications

    According to design and manufacturing principles and production processes, passive devices used in the current network can be divided into cavity and microstrip types. Cavity devices mainly include cavity components, cavity filters, cavity couplers and hybrid, and microstrip devices mainly includ...
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  • How to Design Dielectric Filter?

    How to Design Dielectric Filter?

    Dielectric Filter is an optical fiber that selectively transmits one wavelength and reflects others based on Interference inside the structure. Also called interference filter. Microwave dielectric effects ceramics improve the size of devices and the packaging density of microwave integrated circ...
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  • What Will 6G Bring to Humans?

    What Will 6G Bring to Humans?

    4G changes life, 5G changes society, so how will 6G change humans, and what will it bring to us? Zhang Ping, an academician of the Chinese Academy of Engineering, a member of the Advisory Committee of the IMT-2030(6G) Promotion Group, and a professor at Beijing Universi...
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  • Effects of RF passive component applications on wireless communications

    Effects of RF passive component applications on wireless communications

    In recent years, for the purpose of saving costs and reducing duplication of construction, many indoor distribution systems have adopted the mode of multi-combined system that shares room with other sub-system. This means that multi-system and multi-band signals are fuse...
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  • What parameter should be mainly considered when to pick RF filter ?

    What parameter should be mainly considered when to pick RF filter ?

    When to design RF solution, RF filters plays the prominent roles in the system. If to pick RF filter, the following parameters should be considered. 1.Center Frequency : f0 is short for the center frequency of the pass band of the RF filter, which is generally taken as f0 = (fL+ fH) /2, and fL an...
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  • How to debug the passband of a tunable filter with typical bandwidth?

    How to debug the passband of a tunable filter with typical bandwidth?

    In order to statify the applications flexibly, Jingxin develops the tunable filters for the client to debug by themselves, and offer the guidline to rightly tune it as the following example of VHF filter. 1.Re-tuning procedure for tunable filter JX-SF1-152174-215N The fi...
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  • How to distribute RF passive components in antenna system?

    How to distribute RF passive components in antenna system?

    Radio frequency passive components are mainly used in the construction of wireless communication system base stations, and indoor distribution systems. Especially in the wireless signal in the building, there are many kinds of applications in the indoor distribution cove...
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