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  • Lora system of intelligent well cover Dec,29 2020
    Lora system of intelligent well cover There is a popular saying about Urban Governance: sewer is the conscience of a city. In the city, there are all kinds of densely distributed pipe networks underground, which are used for sewage discharge, drainage, various pipeline laying, etc. In these pipe networks, a node is the well cover we can see, walking in the road, sidewalk, park, community, factory ...
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  • Uncovering large scale MIMO technology: key factor of 5g super high speed rate Dec,29 2020
    Uncovering large scale MIMO technology: key factor of5gsuper high speed rate Expected to finish reading in 5 minutes In5gera, even if the signal is only one or two boxes, we can download files, video chat or watch online movies without any scruple. In most cases, these are as smooth as listening to music online. 5g large-scale MIMO (multiple input and multiple output) technology is one of the keys...
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  • Calculation of antenna gain Dec,29 2020
    Calculation of antenna gain Expected to finish reading in 10 minutes Gain refers to the ratio of the power density of the signal generated by the actual antenna and the ideal radiating unit at the same point in space under the condition of equal input power. It quantitatively describes the degree to which an antenna concentrates input power to radiate. The gain is obviously closely related to the ...
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  • Build 5g microwave back to become a sharp weapon Dec,29 2020
    Build 5g microwave back to become a sharp weapon Expected to finish reading in 8 minutes From a global perspective, microwave back propagation has become a mainstream way of back propagation. In 2017, sky light research, a third-party market research institution, published the article "5g retransmission, microwave surpasses expectations". It points out that 50% - 60% of mobile base stations in the...
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  • How to choose the antenna Dec,29 2020
    How to choose the antenna? Expected to finish reading in 8 minutes Antenna Selection Guide An antenna is a device that radiates radio frequency signals from a transmission line into the air or receives it from the air onto a transmission line. It can also be regarded as an impedance converter or an energy converter, which converts the guided wave propagated on the transmission line. Transform into...
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  • In which conventional civil frequency bands are the control signals used by drones mostly Oct,29 2020
    In which conventional civil frequency bands are the control signals used by drones mostly? The device consists of a handheld host and a battery pack. The handheld host is a three-band transmitter antenna integrated design, which can simultaneously generate 2.4GHz/5.8GHz frequency UAV flight control jamming signals and satellite positioning jamming signals, through the UAV's uplink flight control c...
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  • Benötigt das NB iot-Modul eine Sim-Karte? Dec,29 2020
    Benötigt das NB iot-Modul eine Sim-Karte? Die einfache Antwort ist erforderlich. (Mehr Wissen über drahtlose Kommunikation; IoT-Wissen, Antennenkabel https://www.whwireless.com) NB iot wird unter der Signalabdeckung des bestehenden zellularen Netzes eingesetzt und nutzt das lizenzierte Frequenzband, so dass es nur über das vom Betreiber bereitgestellte Netz genutzt werden kann. Jemand mag fragen, ...
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  • ¿Qué es la computación de borde (MEC)? Jan,18 2021
    ¿Qué es la computación de borde (MEC)? Para evitar la torpeza de la tecnología, déjame darte un ejemplo. Hay un animal muy inteligente en la naturaleza: el óvalo. Tiene el coeficiente intelectual más alto entre los invertebrados. Ya sea para escapar o depredar, tiene muchos tentáculos largos que pueden ser usados libremente. Los científicos han descubierto que los tentáculos del pulpo están llenos...
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  • Aquatic Black Technology-IoT Hub's aquaculture intelligent monitoring system solution Feb,9 2021
    Aquatic Black Technology-IoT Hub's aquaculture intelligent monitoring system solution    The aquaculture industry is very strict in terms of environmental data requirements and sensitivity, and needs to pay attention to various data at all times. With the development of industrial Internet, Internet of Things, cloud computing and other technologies, the aquaculture industry can use these...
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  • Antenna principle Mar,3 2021
    Antenna principle Expect to finish reading in 9 minutes 1. Antenna principle 1.1 Definition of antenna: A device that can effectively radiate electromagnetic waves in a specific direction in space or can effectively receive electromagnetic waves from a specific direction in space. 1.2 The function of the antenna: Energy conversion-the conversion of guided traveling waves and free space waves; Dire...
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  • How to systematically implement advanced antenna architecture for LTE wireless devices Mar,29 2021
    How to systematically implement advanced antenna architecture for LTE wireless devices Expect to finish reading in 13 minutes With the substantial improvement of its connection reliability and transmission speed, LTE is rapidly developing all over the world. According to data from the Global Mobile Suppliers Association (GSA), more than 318 LTE networks have been put into commercial use in 111 cou...
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  • Demystifying the antenna tuning of mobile 5G devices Apr,23 2021
    Demystifying the antenna tuning of mobile 5G devices 2020-10-30 12:34 It is expected to finish reading in 5 minutes Want to design multiple mobile antennas? Facing the problem of reduced efficiency? Here is a guide to help you develop products with excellent antenna performance using COFF capacitor devices to improve system efficiency and expand coverage. 5G technology has led to a significant inc...
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  • What does antenna interface mean? May,21 2021
    What does antenna interface mean? Estimated 2 minutes to finish reading You will often see the word antenna at the interface of some home electronic devices, this word actually means antenna, so its corresponding interface is actually the antenna interface, which is specifically used to connect the antenna port. antenna interface is a round antenna interface, antenna interface is an interface end ...
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  • Principles and functions of common antennas and passive components that engineers must master Jun,2 2021
    Principles and functions of common antennas and passive components that engineers must master Estimated 6 minutes to finish reading 1. Antenna principle 1.1 Definition of antenna: Ø A device that can effectively radiate electromagnetic waves to a specific direction in space or can effectively receive electromagnetic waves from a specific direction in space. 1.2 The function of the antenna: Ø ...
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  • About 5G antenna OTA test method analysis and application Jul,11 2021
    About 5G antenna OTA test method analysis and application Estimated 8 minutes to finish reading www.whwireless.com Test methods of existing antennas With the deepening of electromagnetic research and the development of electronic technology, the development and application of antennas have penetrated into many fields such as navigation, communication, electronic countermeasures and radar, etc. Mul...
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  • Comparison of multiple GPS navigation systems, signal and spectrum distribution Aug,11 2021
    Comparison of multiple GPS navigation systems, signal and spectrum distribution 2021-08-11 whwireless GLONASS system The Russian GLONASS system is similar to the US GPS system, and is also a global positioning system by satellite. The system has 24 satellites distributed in 3 orbits with 8 satellites in each orbit and an orbital altitude of 19,100 km. Comparison of multiple GPS systems, signa...
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  • The next generation of wireless technology - Wi-Fi 7 - how powerful is it? Sep,10 2021
    The next generation of wireless technology - Wi-Fi 7 - how powerful is it? 2021-9-10 www.whwireless.com Ken Mobile will have faster speeds and lower latency. The current Wi-Fi 6 and even Wi-Fi 5 technology introduces many of the technologies used in mobile networks, also known as 4G 5G, such as beam focussing, a technology that greatly improves the directionality of the signals sent by the router....
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  • Antenna technology in mobile communications Oct,11 2021
    Antenna technology in mobile communications 2021-10-11 www.whwireless.com Estimated 10 minutes to finish reading The antenna is an indispensable component of mobile communication and plays a very important role, it is located between the transceiver and the electromagnetic wave propagation space and achieves an effective energy transfer between the two. By designing the radiation characterist...
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  • Antenna gain calculation Oct,22 2021
    Antenna gain calculation 2021-10-22 www.whwireless.com Estimated 6minutes to finish reading Antenna gain is a very important part of the antenna knowledge structure, of course, is also one of the important parameters for the selection of antennas. Antenna gain for the quality of operation of the communication system also plays a big role, in general, the gain is mainly dependent on reducing the wi...
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  • Detailed analysis of the 8 core parameters of antennas Jan,3 2022
    Detailed analysis of the 8 core parameters of antennas 2021-11-26 www.whwireless.com Estimated 6 minutes to finish reading Antennas have always been the key focus of attention in the field of connectivity products, we have previously carried out a preliminary introduction and analysis according to the type of antenna, but in this large segment of the antenna, it is necessary to know further its ke...
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Hot Products
  • IOt LORA router antenna wireless gateway antenna

    4G FPC cutting antenna wireless gateway iot lora router antenna

    whwireless Wide Band FPC Embedded Antenna WH-4G-FPC4(cutting) provide an ideal solution for modem devices whether for domestic or business wireless data or for machine to machine 4G wireless embedded applications and connected devices. apply to 700-2700Mhz frequency range, 4G LTE 3G GPRS GSM WCDMA module come with IPEX or SMA customized.

  • SMA male  NMO3/4  LMR195 RFcable assembly

    the RF cable SMA male--NMO3/4 LMR195

    the RF cable SMA male--NMO3/4  RF Cable LMR195

  • CELLULAR WIFI IIOT ROUTER Antenne

    4G iot small dimension high performance magnet antenna

    4G iot small dimension,high performance 4G M2M antenna; pole copper material;high performance; Easy install Mounting magnet bast One time die casting IP67 waterproof antenna base; is a compact, high performance, magnetic mount antenna suitable for use with any 4G LTE compatible modem or gateway. comes with a magnetic base for temporary mounting situations and performs across six major cellular, GSM, and LTE bands supporting 2G, 3G and 4G cellular technologies.

  •  5G 4G 3G 2G 8dbi antenna

    transceiver 8km distance 5G 4G 3G 2G 8dbi dual polarization M2M&IoT antenna

    This high gain multiband 5G 4G omni antenna WH-5G-MM8x2 is designed for 700MHz (2G / 4G), 900Mhz (4G), 1800MHz (3G / 4G), 2100MHz (4G) and 2600MHz (4G) 4800MHz(5G) frequency band transceiver 8km distance and supports all established standards like GSM, 2G, 3G and 4G 5G(800 / 900 / 1800 / 2100 / 2600/4800).The antenna WH-5G-MM8x2 has a gain of up to 8dBiX2 and helps you to improve your 2G, 3G or 4G /5G connection even on long distances. Cable Optionally we offer a pair of antenna cables of type RG58U with a length of 2.5m, 5m, 10m and 15m with N male to SMA male (fits to the most common LTE routers ) connectors. stainles steel 304 for all "L" bracket and U bolt mounting screw kit ;allow working for marine

  • 4G and GPS FPC  router antenna

    4G and GPS FPC antenna wireless gateway iot lora router antenna

    This FPC 4G antenna WH-4Gps-FPC8 is designed for 800MHz (2G / 4G), 900Mhz (4G), 1800MHz (3G / 4G), 2100MHz (4G) and 2600MHz (4G) frequency band and supports all established standards like GSM, 2G, 3G and 4G (800 / 900 / 1800 / 2100 / 2600). and GPS 1575.42MHz Easy install 3M adhesive mounting.

  • multiband 5G 4G 3G 2G  antenna

    omni 5G 4G 3G 2G 6dbiX2 dual polarization M2M&IoT antenna

    This high gain multiband 5G 4G omni antenna WH-5G-ST6x2 is designed for 700MHz (2G / 4G), 900Mhz (4G), 1800MHz (3G / 4G), 2100MHz (4G) and 2600MHz (4G) 4800MHz(5G) frequency band and supports all established standards like GSM, 2G, 3G and 4G 5G(800 / 900 / 1800 / 2100 / 2600/4800).The antenna WH-5G-MM8x2 has a gain of up to 8dBiX2 and helps you to improve your 2G, 3G or 4G /5G connection even on long distances. Cable Optionally we offer a pair of antenna cables of type RG58U with a length of 2.5m, 5m, 10m and 15m with N male to SMA male (fits to the most common LTE routers ) connectors.

  • GNSS 5G 4G LTE iot  WiFi mimo 6 in 1  antenna

    Outdoor Vehicle Combo Antenna 6 in 1 antenna

    Built in X6 MIMO high power vertical antennas 5G NR WH-MIMO-04X6 is a range of high-performance 6 MiMo antennas covering 698-960/1710-3800MHz with optional GPS/GNSS and optional LTE; wifiX5 or LTEX4 or GNSS and wifi LTE X6 MiMo/Diversity at 2.4/5.0GHz. Easy install come with M22 OR M28 screw customized;IP67 waterproof design and Between Antenna and installation cabinet come with waterproof rubber ring

  • 5G NR LTE mimo high gain omni MiMo antenna

    5G 4G CBRS LTE mimo 6dbi X2 short omni MiMo antenna

    4G & 5G External CBRS Antenna designed to boost network coverage in buildings;omni antenna 200mm small dimension Comes with 5 meters of low loss cable terminated with an  SMA male connector. The antenna is designed for mast/pole or wall handle installation. A mounting kit (angle bracket and u-clamp for 30-50mm diameter handles) is included. apply to outdoor environment.IP67

  • MiMo 6 x6 2G 3G 4G 5G DVBT WiFi GNSS Vehical antenna

    MiMo 6x6 2G 3G 4G 5G DVBT WiFi GNSS Vehical antenna

    1. Introduction This antenna is a heavy-duty, fully IP67 waterproof external M2M antenna for use in telematics, transportation and remote monitoring applications. It is unique in the market because it with high efficiency in a compact format. This antenna screws down in permanently onto a roof or metal panel and can be pole or wall-mounted For industries such as commercial vehicle telematics, remote monitoring, smart meter systems and construction equipment, it provides a robust, rugged antenna that is durable, even in extreme environments The antenna is a nine port antenna with two elements designed to cover the 617-6000MHz cellular bands, two elements designed to cover the 2.4-2.5 and 4.9-6 GHz WLAN and DVBT  bands and one GNSS element. The antenna can be mounted on the roof of a vehicle or fixed structure. The antenna meets or exceeds a variety of environmental ruggedization specifications for transportation applications. This antenna is an omni-directional heavy-duty, fully IP67 waterproof external M2M antenna for use in  telematics, transportation and remote monitoring applications. The antenna has its own ground-plane and can radiate on any mounting environment like metal or plastic without affecting performance. The cables are low loss allowing for lengths of up to 4 meters , critical for buses, trains and other commercial transport applications.Customized cables and connectorversion available

  • UHF 433 MHz RFID Circular Polarized Patch Antenna

    433MHz circular polarization RHCP flat panel antenna

    RFID Right Hand Circular Pol Flat Panel Antenna, with 1 N-female connector. Frequency 428-438 MHz, High Gain of 9 dBi. Dimensions are 450X450X110(MM). Weight is 2Kg.

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  • Wellhope wireless Communication equipment Ltd(China):

    No.8, Bidi Road Xinan Street SanShui District FoShan City, Guangdong , China

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    Tel : 0086 757 87722921

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