Horn antennas are somewhat intuitive and relatively simple to manufacture. In addition, acoustic horn antennas are also used in transmitting sound waves (for ... ... <看更多>
「horn antenna」的推薦目錄：
horn antenna 在 Microwave Horn Antenna - Electronics Notes 的相關結果
The horn antenna has a distinctive shape and is unlike many other forms of antenna and is used at microwave frequencies. The horn antenna can be considered to ... ... <看更多>
horn antenna 在 Horn Antennas - everything RF 的相關結果
Horn antennas consist of a flared waveguide which is shaped like a horn and are used in the transmission and reception of RF microwave signals. They are usually ... ... <看更多>
horn antenna 在 沃肯增益喇叭天線(Gain Horn Antenna) 的相關結果
E/H Plane Bend(彎波導), Waveguide Phase Shifter(波導移相器). Gain Horn Antenna(增益喇叭天線), Waveguide Filter(波導濾波器) ... ... <看更多>
horn antenna 在 Gain Horn Antennas - Pasternack 的相關結果
Pasternack gain horn antennas, also referred to as microwave horns or simply horn antennas, are broadband passive devices shaped like a pyramidal horn to ... ... <看更多>
horn antenna 在 Double Ridged Horn Antennas - Schwarzbeck 的相關結果
The broadband horn antennas BBHA 9120 offer a very low SWR in their nominal frequency range and a very broad bandwidth. The gain increases with frequency up ... ... <看更多>
horn antenna 在 Horn Antenna Standard Gain / High Gain / Wide Band - Narda ... 的相關結果
Sometimes called Pyramidal Horn Antenna, microwave horns like ATM's horns are based on typical specifications for standard and high gain pyramidal horn antenna. ... <看更多>
horn antenna 在 Antenna Theory - Horn - Tutorialspoint 的相關結果
The energy of the beam when slowly transform into radiation, the losses are reduced and the focussing of the beam improves. A Horn antenna may be considered as ... ... <看更多>
horn antenna 在 R&S®HF907 double-ridged waveguide horn antenna - Rohde ... 的相關結果
Broadband directional antenna for EMC measurements from 800 MHz to 18 GHz. ... What sets the R&S®HF907 apart from conventional broadband horn antennas is ... ... <看更多>
horn antenna 在 Horn Antenna - APM 的相關結果
700mhz-to-13ghz-double-ridged-broadband-waveguide-horn-antenna. ... The antenna main body with the bracket using CNC precision manufacturing, ... ... <看更多>
horn antenna 在 Horn Antennas - A.H. Systems 的相關結果
Horn Antennas 170 MHz - 40 GHz. Here is our listing of different horn antenna types split up into three categories. The latest version of Mil-Std 461E states ... ... <看更多>
horn antenna 在 Horn Antennas - Com-Power 的相關結果
View our standard gain horn antennas for emissions testing. We also provide double ridge guide horn antennas - contact us for a quote today! ... <看更多>
horn antenna 在 Create horn antenna - MATLAB - MathWorks 的相關結果
By default, the horn antenna feed is a WR-75 rectangular waveguide with an operating frequency at 7.87 GHz. For a given flare angles of the horn and dimensions ... ... <看更多>
horn antenna 在 Classification of Horn Antenna Rectangular ... - ResearchGate 的相關結果
Horn antenna is very important part of antenna microwave antenna family. It works as very efficient feed antenna for some of most widely used microwave antennas ... ... <看更多>
horn antenna 在 Standard Gain Horn Antenna - ChengDu Ainfo Inc. 的相關結果
C Type, Coaxial Output: The LB series standard gain horn antennas are linearly polarized and provide an efficient low ... ... <看更多>
horn antenna 在 Horn Antenna - an overview | ScienceDirect Topics 的相關結果
Horn antennas have the advantage of being directive. This means horn antennas can be used off the ground. Examples of commercially used horn antennas are the 1 ... ... <看更多>
horn antenna 在 Horn Antenna - Microwave Horn Latest Price, Manufacturers ... 的相關結果
S06C101-F0 is a linearly polarized open boundary dual ridged horn antenna for the frequency range from 400-6000MHz. The broadband horn antenna has exceptional ... ... <看更多>
horn antenna 在 Standard Gain Horn Antennas - Millimeter Wave Products 的相關結果
Model LINK Minimum Frequency (GHz) Maximum Frequ...
261X‑15/39 fusion‑button.button‑46, View 8.2 12.4
261(75)‑20/120 fusion‑button.button‑45, View 10 15
261Ku‑20/419 fusion‑button.button‑44, View 12 18 ... <看更多>
horn antenna 在 Horn Antenna - PRODUCTS - Marvelous Microwave Inc. 芝程 ... 的相關結果
Antenna / Horn Antenna. Sort by. Part Number：A-Z, Part Number：Z-A, Price:Low to High, Price:High to Low. Items per page. ... <看更多>
horn antenna 在 Feed Horn - Radartutorial 的相關結果
Horn antennas have a good directional characteristic, which depends on the design. A horn provides increased directivity if the aperture is large (i.e., ... ... <看更多>
horn antenna 在 Analyses on Related Properties of a Ridged Horn Antenna 的相關結果
According to actual needs, a dual-ridge horn antenna with a frequency range of 20GHz-26GHz was designed. And electromagnetic simulation of the. ... <看更多>
horn antenna 在 View Our Antennas - ETS-Lindgren 的相關結果
Whether you desire an antenna for EMC, Wireless or RF applications, the large selection of ... 3115-PB Double-ridged Waveguide Horn with Pre-amplifier. ... <看更多>
horn antenna 在 Horn Antennas | OTA Testing - 倚強科技股份有限公司 - Aethertek 的相關結果
Aethertek's dual polarization design horn antennas are able to cover operating frequency from 24GHz-43.5GHz. Wideband width design for 5G FR2. ... <看更多>
horn antenna 在 Horn Antenna basics and Types-Sectoral,Pyramidal,Conical 的相關結果
The radiating element which has shape of horn is known as horn antenna. It consists of waveguide which has one end blown out and other end is used to provide ... ... <看更多>
horn antenna 在 Horn Antenna, 1 - 18 GHz (HRN-0118) | TDK RF Solutions Inc. 的相關結果
The TDK HRN-0118 broadband horn antenna (1 GHz to 18 GHz) is designed specifically for radiated emissions and immunity measurements in EMC test environments ... ... <看更多>
horn antenna 在 Standard Gain Horn Antenna | Eravant, Formely SAGE ... 的相關結果
The standard gain horn antenna supports linear polarized waveforms. The input of this antenna is a WR-12 waveguide with UG-387/U flange. The standard gain horn ... ... <看更多>
horn antenna 在 Profiled Horn Antenna with Wideband Capability Targeting ... 的相關結果
Horn antennas are widely used for applications such as radio astronomy, satellite, and terrestrial communication, plasma diagnostics, etc. A detailed ... ... <看更多>
horn antenna 在 Horn Antenna PowerLOG 40400 - Aaronia AG 的相關結果
Broadband Horn Antenna Aaronia PowerLOG 40400 • Extremely wide frequency range from 4 GHz to 40 GHz (calibrated from 18 GHz) ... <看更多>
horn antenna 在 What is Horn Antenna? Need, Working, Design Equation and ... 的相關結果
Definition: Horn antenna is a type of antenna which is constructed when the end of the antenna is flared out or tapered in the shape of a horn. ... <看更多>
horn antenna 在 ST60 Horn Antennas - Radiall 的相關結果
Our ST60 SMT horn antennas have been developed in partnership with STMicroelectronics (STM). The objective of this collaboration is to create short range, ... ... <看更多>
horn antenna 在 Radiation Pattern Reconfigurable Horn Antenna - IEEE Xplore 的相關結果
A radiation pattern reconfigurable horn antenna (RHA) capable of steering its main beam in three directions in the semi-sphere space corresponding to θ ... ... <看更多>
horn antenna 在 Beamwidth Horn Antenna - Ubiquiti Store 的相關結果
5GHz Beamwidth Horn Antenna With a range of different beam widths, the isolation antennas are interchangeable and feature high-performance beam patterns ... ... <看更多>
horn antenna 在 Tutorial Model of a Double-Ridged Horn Antenna - COMSOL 的相關結果
Model a double-ridged horn antenna to compute the VSWR, far-field radiation pattern, and antenna directivity. Get the tutorial model here. ... <看更多>
horn antenna 在 Straight Waveguides, Tapers, Horn Antennae - Virginia ... 的相關結果
Stop Freq. (GHz), Straight Waveguide, Waveguide Tapers for PM5, Horn Antennas†. 1", 2" ... ... <看更多>
horn antenna 在 Microwave Horns, Antenna 的相關結果
AR Microwave horns take microwave coverage to a new level. Our broadband RF and microwave horn antennas are specially designed to compensate for the losses ... ... <看更多>
horn antenna 在 Distinctions and Types of Horn Antennas | Military Aerospace 的相關結果
A very common antenna for microwave and millimeter-wave systems are horn antennas, which have been in use since the early 1900s. ... <看更多>
horn antenna 在 Horn Antennas | ATEC - Advanced Test Equipment Rentals 的相關結果
Horn antenna, also known as microwave horns, are antenna modified by a waveguide and flared metal horn in a conical, square or rectangular shape. ... <看更多>
horn antenna 在 Analysis of Horn Antennas in Receiving Mode as an EM Field ... 的相關結果
Electromagnetic (EM) field measurement uses antenna in receiving mode as EM field sensor (EMFS). FDTD technique is applied to analyze the horn antenna in ... ... <看更多>
horn antenna 在 horn antenna - 角狀天線 - 國家教育研究院雙語詞彙 的相關結果
出處/學術領域, 英文詞彙, 中文詞彙. 學術名詞 天文學名詞, horn antenna, 喇叭[形]天線. 學術名詞 通訊工程, horn antenna, 圓形(孔徑)號角天線. 學術名詞 氣象學名詞 ... <看更多>
horn antenna 在 How To Work Horn Antenna | Practical Application - ICEEET 的相關結果
A horn antenna is applied to the transmission and reception of microwave signals. It derives it from the characteristic labile appearance. ... <看更多>
horn antenna 在 Horn Antennas Datasheet - Ubiquiti 的相關結果
Isolation Antenna Horns for airFiber® LTU and airMAX® ... The PrismStation™ 5AC (with a horn antenna) is used as an AP to communicate with. ... <看更多>
horn antenna 在 horn antenna products for sale | eBay 的相關結果
Get the best deals on horn antenna when you shop the largest online selection at eBay.com. Free shipping on many items | Browse your favorite brands ... ... <看更多>
horn antenna 在 Microwave and terahertz horn antennas - TeraSense 的相關結果
Conical horn antenna for 100 GHz sources · Frequency range: available with 100 GHz; 140 GHz; 180 GHz sources · Beam shape: gaussian · Divergence angle: +/- 9 ... ... <看更多>
horn antenna 在 EMC Dual Ridge Horn Antenna (EH118) - Mvg-world.com 的相關結果
EMC Antennas. EMC Dual Ridge Horn Antenna (EH118). 1000.00 MHz – 18000.00 MHz. The EH118 EMC Horn combines stable gain performance and low VSWR with wide ... ... <看更多>
horn antenna 在 Radiation Analysis and Design of Pyramidal Horn Antenna 的相關結果
Especially for wireless broadband applications horn antennas are the best choice. Horn is one of the simplest and probably the most widely used microwave ... ... <看更多>
horn antenna 在 Horn Antennas - Nptel 的相關結果
Horn Antennas. H-Plane Sectoral Horn. E-Plane Sectoral Horn. Pyramidal Horn. Conical Horn. TE. 10 mode in Rectangular Waveguide ... ... <看更多>
horn antenna 在 Broadband Horn Antennas | Antenna Products - NSI-MI ... 的相關結果
Broadband Horn Antennas (ANT-BHA) are suitable for a wide variety of applications that require stable antenna performance over extremely broad frequency ... ... <看更多>
horn antenna 在 TEM horn antenna design principles - NIST Technical Series ... 的相關結果
horn antennas with phase linearity, short impulse duration, and a near-constant antenna factor. They are used as time-domain antennas for measuring impulsive ... ... <看更多>
horn antenna 在 Pyramidal Horn Antenna - CDEEP-IIT Bombay 的相關結果
Reference: Hemant Kumar and Girish Kumar, “Design and Parametric Analysis of. Pyramidal Horn Antenna with High Efficiency”, Proceedings of International. ... <看更多>
horn antenna 在 Broadband Antenna Solutions - RF SPIN 的相關結果
DRH110. Highest frequency model. 5G. DRH110. Double Ridged Horn Antenna ... More info Request a Quote. H-A140-W25. Pyramidal Horn Antenna ... ... <看更多>
horn antenna 在 Ubiquiti AC 5GHz 19dBi 30' Horn Antenna | Horn-5-30 | Scoop 的相關結果
Ubiquiti's AIR-H530 is a 30° 19dBi Symmetrical Horn antenna featuring a modular design and breakthrough scalability options for wireless systems. ... <看更多>
horn antenna 在 4.9 to 6 GHz, 30° Horn Antenna | KP-5HA-30 的相關結果
The KP-5HA-30 is a high performance symmetrical horn antenna with a 6 dB beamwidth of 30° and a stable gain of 19 dBi and over an ultra-wide bandwidth of ... ... <看更多>
horn antenna 在 Custom Horn Antennas - QRR | QuinStar Technology, Inc. 的相關結果
QuinStar offers custom horn antennas available in the 18 – 140 GHz frequency range, including conical, scalar, pyramidal, and sectoral horns. ... <看更多>
horn antenna 在 Symmetrical Horn Carrier Class Antennas Gen2 - RF elements 的相關結果
Since 2014, our horns address major weaknesses of mainstream sector antenna technologies and provide excellent noise rejection, network scalability, and ... ... <看更多>
horn antenna 在 WR-28 26.5~40GHz Conical Horn Antenna, 15dBi - Joymax ... 的相關結果
26.5~40GHz Broadband Design, High Efficiency * 15dBi High Gain, High Performance. ... <看更多>
horn antenna 在 TEM Horn Antenna - NOISE LABORATORY CO.,LTD. 的相關結果
EMC Testing in the 5G/IoT Era! The TEM horn antenna is an antenna for conducting a close proximity radiation immunity evaluation test (near electromagnetic ... ... <看更多>
horn antenna 在 號角天線HORN ANTENNA - 益安信科技 的相關結果
符合IEC 61000-4-39 Ed.1標準的TEM號角天線。 在380MHz至6GHz的寬廣頻率範圍是不用更換天線也能進行測試。 Low因為是低VSWR和高GAIN值的天線，所以可依發射高效... ... <看更多>
horn antenna 在 RF Elements 5 GHz 30-Degree Asymmetrical Horn Antenna ... 的相關結果
Buy RF Elements 5 GHz 30-Degree Asymmetrical Horn Antenna with TwistPort Connector (HG3-TP-A20-30): Radio Antennas - Amazon.com ✓ FREE DELIVERY possible on ... ... <看更多>
horn antenna 在 Horn Antenna - The Free Dictionary 的相關結果
Horn Antenna synonyms, Horn Antenna pronunciation, Horn Antenna translation, English dictionary definition of Horn Antenna. horn top: white rhinoceros and ... ... <看更多>
horn antenna 在 Horn Antennas - Microwaves101 的相關結果
Microwaves101 | Horn Antennas. ... Click here to find Horn Antenna Catalogs ... The original work on antenna horns was done by William T. Slayton. ... <看更多>
horn antenna 在 Horn Antenna with Mounting Interface 2000-2003-R - Anritsu 的相關結果
This horn antenna is specifically designed for over-the-air (OTA) and testing measurements for the mmWave commercial communications bands operating in the ... ... <看更多>
horn antenna 在 Horn Antenna 喇叭天線- 義政網頁 的相關結果
Horn Antenna 喇叭天線 · High Power Horn Antennas - PowerLOG® Series · PowerLog 10800 Freq. : 1GHz ~ 8GHz · PowerLog 70180 Freq. : 700MHz ~ 18GHz ... ... <看更多>
horn antenna 在 PHA.01.A - Ultra Wide Band UWB Horn Antenna 3.7-7GHz 的相關結果
The PHA.01 is an Ultra Wideband UWB Horn Antenna which operates between 3.7-7GHz, which covers band 2 and 5 of the UWB band systems. ... <看更多>
horn antenna 在 Horn Antenna: Science & Engineering Book Chapter | IGI Global 的相關結果
Horn Antenna : 10.4018/978-1-7998-2381-0.ch008: One of the simple and most widely used microwave antennas is the horn as a feed element for large radio ... ... <看更多>
horn antenna 在 File:Hogg horn antennas.jpg - Wikimedia Commons 的相關結果
English: Microwave horn antennas on the roof of a telephone switching center near ... This type of antenna is called a Hogg or horn-reflector antenna, ... ... <看更多>
horn antenna 在 SIMPLIFIED HORN ANTENNA PARAMETER ESTIMATION ... 的相關結果
Knowledge of electromagnetic horn antenna theory has been around since the 1930s, and derivations of the gain and radiation patterns of the E-plane horn antenna ... ... <看更多>
horn antenna 在 LECTURE 11: Aperture Antennas - ece.mcmaster.ca 的相關結果
Horn antennas are popular in the microwave bands (above 1 GHz). Horns provide high gain, low VSWR (with waveguide feeds), relatively wide bandwidth, and they ... ... <看更多>
horn antenna 在 Ubiquiti airMAX Horn5 5GHz 45deg Horn Antenna - Baltic ... 的相關結果
The Ubiquiti Networks PrismAP-5-45 is a 45° 5GHz Horn Antenna designed to be used with PrismStation or IsoStation radios. ... <看更多>
horn antenna 在 AS-48461 Series Dual-Polarized Quad-Ridged Horn Antenna 的相關結果
Although the AS-48461 horn antenna has been widely applied as an individual test source and as array elements in electronic environment simulators, it is also ... ... <看更多>
horn antenna 在 The Horn Antenna as Gaussian Source in the mm-Wave Domain 的相關結果
Apart from the pyramidal horn antennas with the coupling to the fundamental Gaussian beam mode of about 0.90 [4], there are other radiators ... ... <看更多>
horn antenna 在 A high gain aperture match parabolic horn antenna with stable ... 的相關結果
Abstract This paper presents an aperture matched parabolic pyramid horn antenna (APPHA) having flaring in the E- and H- plane. ... <看更多>
horn antenna 在 ePMP™ 3000 Dual Horn MU-MIMO Antenna - Cambium ... 的相關結果
Now with the Dual-Horn MU-MIMO sector, operators can combine the interference mitigation advantages of a horn antenna pattern with the high data rates and ... ... <看更多>
horn antenna 在 Small Horn Antenna - Leybold Shop 的相關結果
Horn antenna used as feeding radiator for dish antennas, and for antenna gain measurements. Design: Aluminium, red lacquer finish Dimensions (WxHxL): ... ... <看更多>
horn antenna 在 CINEGEARS 5G 45° Angle Pyramidal Horn Antenna - B&H 的相關結果
The 5G 45° Angle Pyramidal Horn Antenna from CINEGEARS features a gain of 22 dBi. Used with the Cinegears 5G antenna extension cable, this antenna is ... ... <看更多>
horn antenna 在 RF elements Asymmetrical Horn Antenna with TwistPort ... 的相關結果
The RF elements Asymmetrical Horn Antenna with TwistPort, 5GHz, 20dBi, 30 Degrees (HG3-TP-A20-30) is available from 4Gon.co.uk. ... <看更多>
horn antenna 在 Horn Antenna 5 GHz Beamwidth Horn‑5‑90 - 4Netonline 的相關結果
Horn Antenna 5 GHz Beamwidth Ubiquiti launches a new generation of airMAX ac beamwidth isolation horn antennas. With flexible sectorizati. ... <看更多>
horn antenna 在 H-plane horn antenna with enhanced directivity using ... - Nature 的相關結果
Horn antennas are among the simplest and most common types of antennas. A metallic tapering is introduced to ensure proper impedance ... ... <看更多>
horn antenna 在 E-Band Lens Horn Antenna, 60 to 90 GHz, WR12, 30 dBi Gain 的相關結果
Anteral's Lens Horn Antennas are conical horn antennas with a plano-convex Teflon. (PTFE) lens added in the aperture, in order to apply phase correction and ... ... <看更多>
horn antenna 在 New Ultra-wide-band TEM Horn Antenna Design with ... 的相關結果
ABSTRACT In this paper, we present a new ultra-wide-band TEM horn antenna by using smoothing gradient structure and loading technology, ... ... <看更多>
horn antenna 在 3161 Octave Horn Antenna - MDL Technologies 的相關結果
Octave Horn Antenna coaxial feed allows power input of up to 550 W Model 3161, Above 1 GHz, the antennas can be used as a reference standard per ANSI C63.4. ... <看更多>
horn antenna 在 Horn Antennas - TMC Design 的相關結果
Horn antennas characteristically provide significant directivity and gain. While horns are capable antennas they are also used as gain standards and feeds ... ... <看更多>
horn antenna 在 AH-118 Com-Power 18 GHz Horn Antenna New 的相關結果
We have new Com-Power AH-118 Horn Antennas available. Thousands of model numbers in stock. Sell your test equipment to us or get it repaired. ... <看更多>
horn antenna 在 Design and Analysis of Pyramidal Horn Antenna at 8 GHz ... 的相關結果
This paper discusses the design of a pyramidal horn antenna with high gain, light weight, linearly polarized, suppressed side lobes for may applications. ... <看更多>
horn antenna 在 Horn Antenna — Remcom - EM Simulation Examples 的相關結果
The horn is fed by a WR-90 waveguide with an input signal of 9.3 GHz. The theoretical gain for this antenna is 22.1 dB with half-power ... ... <看更多>
horn antenna 在 23.5-43.5GHz Corrugated Conical Horn Antenna 喇叭天線 的相關結果
23.5-43.5GHz Corrugated Conical Horn Antenna 波紋錐形喇叭天線，使用2.4mm型Female接頭。具有出色的增益和VSWR特性，該天線小巧便攜，此為ATK出品的波紋錐形喇叭 ... ... <看更多>
horn antenna 在 Analysis of Pyramidal Horn Antenna for J-Band Application 的相關結果
Beam width in E-plane and H-plane horn is calculated and it is 19.18 dB and 22.86. dB respectively. The reported antenna design shows good ... ... <看更多>
horn antenna 在 Antenna - RF-Lambda 的相關結果
Part Number Description "Frequency Range "; (GHz) Interface
RWR2300HORN10A Standard Gain Horn Antenna 0.32~0.49 N
RWR2100HORN10A Standard Gain Horn Antenna 0.35~0.53 N
RW1800HORN10A Horn Antenna 0.41~0.62 N ... <看更多>
horn antenna 在 Astronomy and Astrophysics (Horn Antenna) - National Park ... 的相關結果
The Horn Antenna combines several ideal characteristics it is extremely broad-band, has calculable aperture efficiency, and the back and ... ... <看更多>
horn antenna 在 UHF Horn Antenna - Altanova Group 的相關結果
high performance PD sensors Horn antenna is a partial discharge sensor designed to receive electromagnetic (EM) emissions from a PD occurring in electric ... ... <看更多>
horn antenna 在 A single layer SIW H-plane Horn Antenna with nearly equal E 的相關結果
In this paper, a novel Single-layer Substrate Integrated Waveguide (SIW) H-plane horn antenna with equal beamwidths in the principal planes ... ... <看更多>
horn antenna 在 Maxwell2D: Horn antenna 的相關結果
Dielectric constant distribution. A horn antenna is commonly used as the feed for a dish antenna, and simply consists of a flaring at the end of a waveguide ... ... <看更多>
horn antenna 在 How 3D printing enables low-cost, lightweight horn antenna 的相關結果
Horn antennas perform a similar function for electromagnetic waves that acoustic apparatus, such as trumpets, do for sound waves. The horn shape ... ... <看更多>
horn antenna 在 5G Horn Antenna Datasheet - LitePoint 的相關結果
The low gain horn antenna is ideal for shorter far field distances, such as a manufacturing-oriented small OTA test chamber. These antennas can. ... <看更多>
horn antenna 在 11966J Double-Ridged Waveguide Horn Antenna, 40 GHz 的相關結果
The double-rigged design of the Keysight 11966J horn antenna enables it to cover two waveguide bands with a single antenna. ... <看更多>
horn antenna 在 Horn Antenna: Types, Operation, Applications - Buzztech 的相關結果
Applications of Horn Antenna: ... 1. Horns are used at microwave frequencies where moderate gains are sufficient. 2. They are used as feed elements. 3. They are ... ... <看更多>
horn antenna 在 Horn Antenna for the 21cm Neutral-Hydrogen Line - Physics ... 的相關結果
An advantage of horn antennas is that since they have no resonant elements, they can operate over a wide range of frequencies, a wide bandwidth. ... <看更多>
horn antenna 在 Horn antenna - Wikipedia 的相關結果
A horn antenna or microwave horn is an antenna that consists of a flaring metal waveguide shaped like a horn to direct radio waves in a beam. ... <看更多>