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  • Four basic feeding methods of microstrip antennas

    Four basic feeding methods of microstrip antennas

    The structure of a microstrip antenna generally consists of a dielectric substrate, a radiator and a ground plate. The thickness of the dielectric substrate is much smaller than the wavelength. The thin metal layer on the bottom of the substrate is connected to the groun...
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  • Antenna Polarization: What is Antenna Polarization and Why It’s Important

    Antenna Polarization: What is Antenna Polarization and Why It’s Important

    Electronic engineers know that antennas send and receive signals in the form of waves of electromagnetic (EM) energy described by Maxwell's equations. As with many topics, these equations, and the propagation, properties of electromagnetism, can be studied at different l...
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  • The working principle and application of horn antenna

    The working principle and application of horn antenna

    The history of horn antennas dates back to 1897, when radio researcher Jagadish Chandra Bose conducted pioneering experimental designs using microwaves. Later, GC Southworth and Wilmer Barrow invented the structure of the modern horn antenna in 1938 respectively. Since t...
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  • RFMISO & SVIAZ 2024(Russian market seminar)

    RFMISO & SVIAZ 2024(Russian market seminar)

    SVIAZ 2024 is coming! In preparation for participating in this exhibition, RFMISO and many industry professionals jointly organized a Russian market seminar with the International Cooperation and Commerce Bureau of Chengdu High-tech Zone  (Figure 1) ...
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  • What is a horn antenna? What are the main principles and uses?

    What is a horn antenna? What are the main principles and uses?

    Horn antenna is a surface antenna, a microwave antenna with a circular or rectangular cross-section in which the terminal of the waveguide gradually opens. It is the most widely used type of microwave antenna. Its radiation field is determined by the mouth size and propa...
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  • Do you know the difference between soft waveguides and hard waveguides?

    Do you know the difference between soft waveguides and hard waveguides?

    Soft waveguide is a transmission line that serves as a buffer between microwave equipment and feeders. The inner wall of the soft waveguide has a corrugated structure, which is very flexible and can withstand complex bending, stretching and compression. Therefore, it is ...
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  • Commonly used antennas | Introduction to six different types of horn antennas

    Commonly used antennas | Introduction to six different types of horn antennas

    Horn antenna is one of the widely used antennas with simple structure, wide frequency range, large power capacity and high gain. Horn antennas are often used as feed antennas in large-scale radio astronomy, satellite tracking, and communication antennas. In addition to s...
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  • Rfmiso2024 Chinese New Year Holiday Notice

    Rfmiso2024 Chinese New Year Holiday Notice

    On the occasion of the festive and auspicious Spring Festival of the Year of the Dragon, RFMISO sends its most sincere blessings to everyone! Thank you for your support and trust in us in the past year. May the arrival of the Year of the Dragon bring you endless good luc...
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  • converter

    converter

    As one of the feeding methods of waveguide antennas, the design of microstrip to waveguide plays a crucial role in energy transmission. The traditional microstrip to waveguide model is as follows. A probe carrying a dielectric substrate and fed by a microstrip line is in...
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  • Grid Antenna Array

    Grid Antenna Array

    In order to adapt to the antenna angle requirements of the new product and share the previous generation PCB sheet mold, the following antenna layout can be used to achieve antenna gain of 14dBi@77GHz and radiation performance of 3dB_E/H_Beamwidth=40°. Using Rogers 4830 ...
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  • RFMISO Cassegrain Antenna Products

    RFMISO Cassegrain Antenna Products

    Cassegrain antenna's characteristic is to use back feed formeffectively reduces the wastage of the feeder system. For antennasystem with more complex feeder system,adopt cassegrainantenna that can effectively reduce the shade of feeder. Ourcassegrain antenna frequency co...
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  • Energy conversion in radar antennas

    Energy conversion in radar antennas

    In microwave circuits or systems, the entire circuit or system is often composed of many basic microwave devices such as filters, couplers, power dividers, etc. It is hoped that through these devices, it is possible to efficiently transmit signal power from one point to ...
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